Collection: Retaining Rings

655 Products in this selection
Combined category including sub-categories of retaining rings. These include internal, crescent, external, e-clips, push on, push in carbon steel, and tolerance.
Small Parts & Bearings

Additional resources:

A more comprehensive listing may be found on the MBA Minibearings main store at Retaining Rings.
Groove Diameter (G) Shaft Diameter (S) Thickness (t) Clip OD in groove (C1) Clip OD Loose (D1) Groove Width (W) Indicative
Image
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.09
mm
+/- 0.05
(Equiv. 0.043 in.)
Thickness (t)
36.78
mm
Clip OD in groove (C1)
35.81
mm
+ 0.00 / - 0.38
Clip OD Loose (D1)
2.41
mm
+/- 0.10
Groove Width (W)
1.27

+/- 0.10
External Retaining Rings - 38.1x1.09x36.78 mm - Spring Steel
Material: Carbon Spring Steel   
Category: Retaining Rings - External - Spiral Rings
Part Number: RS-150 (PK-5) External Retaining Rings - 38.1x1.09x36.78 mm Spiral Rings - Carbon Spring Steel Spiral Ring
21 units (105 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $5.95 AUD
Regular price Sale price $5.95 AUD
Per 5
Groove Diameter (G) Shaft Diameter (S) Thickness (t) Clip OD in groove (C1) Indicative
Image
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.09
mm
+/- 0.05
(Equiv. 0.043 in.)
Thickness (t)
36.78
mm
Clip OD in groove (C1)
35.81
mm
+ 0.00 / - 0.38
External Retaining Rings - 38.1x1.09x36.78 mm - Spring Steel
Material: Carbon Spring Steel    Clip OD Loose (D1): 2.41 mm +/- 0.10    Groove Width (W): 1.27 +/- 0.10  
Category: Retaining Rings - External - Spiral Rings
Part Number: RS-150 (PK-5) External Retaining Rings - 38.1x1.09x36.78 mm Spiral Rings - Carbon Spring Steel Spiral Ring
21 units (105 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $5.95 AUD
Regular price Sale price $5.95 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.05
(Equiv. 0.05 in.)
Thickness (t)
35.48
mm
+ 0.00 / - 0.10
(Equiv. 1.397 in.)
Clip OD in groove (C1)
34.85
mm
+ 0.63 / - 0.00
Groove Width (W)
1.04

+ 0.05 / - 0.00
External Retaining Rings - 38.1x1.27x35.48 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - External - Circlips
Part Number: CEB-03810-C (PK-6) External Retaining Rings - 38.1x1.27x35.48 mm Circlips - Carbon Steel Circlip
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 25, 2026
Regular price $24.23 AUD
Regular price Sale price $24.23 AUD
Per 6
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.05
(Equiv. 0.05 in.)
Thickness (t)
35.48
mm
+ 0.00 / - 0.10
(Equiv. 1.397 in.)
Clip OD in groove (C1)
34.85
mm
+ 0.63 / - 0.00
External Retaining Rings - 38.1x1.27x35.48 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.04 + 0.05 / - 0.00  
Category: Retaining Rings - External - Circlips
Part Number: CEB-03810-C (PK-6) External Retaining Rings - 38.1x1.27x35.48 mm Circlips - Carbon Steel Circlip
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 25, 2026
Regular price $24.23 AUD
Regular price Sale price $24.23 AUD
Per 6
View the product page first if you are unsure.
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.051
(Equiv. 0.05 in.)
Thickness (t)
35.71
mm
+/- 0.102
(Equiv. 1.406 in.)
Clip OD in groove (C1)
35.23
mm
Groove Width (W)
1.42
External Retaining Rings - 38.1x1.27x35.71 mm - Stainless Steel Grade PH15-7 Mo
Material: Stainless Steel Grade PH15-7 Mo   
Category: Retaining Rings - External - Circlips
Part Number: CCE-03810-S15 (Each) External Retaining Rings - 38.1x1.27x35.71 mm Circlips - Stainless Steel Grade PH15-7 Mo Circlip
30 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $5.05 AUD
Regular price $13.69 AUD Sale price $5.05 AUD
Each
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.051
(Equiv. 0.05 in.)
Thickness (t)
35.71
mm
+/- 0.102
(Equiv. 1.406 in.)
Clip OD in groove (C1)
35.23
mm
External Retaining Rings - 38.1x1.27x35.71 mm - Stainless Steel Grade PH15-7 Mo
Material: Stainless Steel Grade PH15-7 Mo    Groove Width (W): 1.42   
Category: Retaining Rings - External - Circlips
Part Number: CCE-03810-S15 (Each) External Retaining Rings - 38.1x1.27x35.71 mm Circlips - Stainless Steel Grade PH15-7 Mo Circlip
30 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $5.05 AUD
Regular price $13.69 AUD Sale price $5.05 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.05
(Equiv. 0.05 in.)
Thickness (t)
35.71
mm
Clip OD in groove (C1)
35.43
mm
+ 0.00 / - 0.33
Clip OD Loose (D1)
3.00
mm
+/- 0.10
Groove Width (W)
1.47

+/- 0.10
External Retaining Rings - 38.1x1.27x35.71 mm - Spring Steel
Material: Carbon Spring Steel   
Category: Retaining Rings - External - Spiral Rings
Part Number: RSN-150 (Each) External Retaining Rings - 38.1x1.27x35.71 mm Spiral Rings - Carbon Spring Steel Spiral Ring
15 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.05
(Equiv. 0.05 in.)
Thickness (t)
35.71
mm
Clip OD in groove (C1)
35.43
mm
+ 0.00 / - 0.33
External Retaining Rings - 38.1x1.27x35.71 mm - Spring Steel
Material: Carbon Spring Steel    Clip OD Loose (D1): 3.00 mm +/- 0.10    Groove Width (W): 1.47 +/- 0.10  
Category: Retaining Rings - External - Spiral Rings
Part Number: RSN-150 (Each) External Retaining Rings - 38.1x1.27x35.71 mm Spiral Rings - Carbon Spring Steel Spiral Ring
15 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.05
(Equiv. 0.05 in.)
Thickness (t)
40.13
mm
Clip OD in groove (C1)
40.46
mm
+ 0.38 / - 0.00
Clip OD Loose (D1)
2.74
mm
+/- 0.10
Groove Width (W)
1.47

+/- 0.10
Internal Retaining Rings - 38.1x1.27x40.13 mm - Spring Steel
Material: Carbon Spring Steel   
Category: Retaining Rings - Internal - Spiral Rings
Part Number: RRT-150 (Each) Internal Retaining Rings - 38.1x1.27x40.13 mm Spiral Rings - Carbon Spring Steel Spiral Ring
9 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.50 AUD
Regular price Sale price $3.50 AUD
Each
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.05
(Equiv. 0.05 in.)
Thickness (t)
40.13
mm
Clip OD in groove (C1)
40.46
mm
+ 0.38 / - 0.00
Internal Retaining Rings - 38.1x1.27x40.13 mm - Spring Steel
Material: Carbon Spring Steel    Clip OD Loose (D1): 2.74 mm +/- 0.10    Groove Width (W): 1.47 +/- 0.10  
Category: Retaining Rings - Internal - Spiral Rings
Part Number: RRT-150 (Each) Internal Retaining Rings - 38.1x1.27x40.13 mm Spiral Rings - Carbon Spring Steel Spiral Ring
9 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.50 AUD
Regular price Sale price $3.50 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.052
(Equiv. 0.05 in.)
Thickness (t)
40.49
mm
+/- 0.102
(Equiv. 1.594 in.)
Clip OD in groove (C1)
42.16
mm
Groove Width (W)
1.42
Internal Retaining Rings - 38.1x1.27x40.49 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-03810-C-V (PK-7) Internal Retaining Rings - 38.1x1.27x40.49 mm Circlips - Carbon Steel Circlip
6 units (42 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $19.50 AUD
Regular price Sale price $19.50 AUD
Per 7
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
1.27
mm
+/- 0.052
(Equiv. 0.05 in.)
Thickness (t)
40.49
mm
+/- 0.102
(Equiv. 1.594 in.)
Clip OD in groove (C1)
42.16
mm
Internal Retaining Rings - 38.1x1.27x40.49 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.42   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-03810-C-V (PK-7) Internal Retaining Rings - 38.1x1.27x40.49 mm Circlips - Carbon Steel Circlip
6 units (42 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $19.50 AUD
Regular price Sale price $19.50 AUD
Per 7
View the product page first if you are unsure.
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
2.03
mm
Thickness (t)
36.07
mm
Clip OD in groove (C1)
35.05
mm
Clip OD Loose (D1)
36.07
mm
+ 0.13 / - 0.00
Groove Width (W)
2.11

+ 0.13 / - 0.00
External Retaining Rings - 38.1x2.03x36.07 mm - Spring Steel
Material: Carbon Spring Steel   
Category: Retaining Rings - External - Round Wire
Part Number: WRE-0381-RD (Each) External Retaining Rings - 38.1x2.03x36.07 mm Round Wire - Carbon Spring Steel
40 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Each
Groove Diameter (G)
38.10
mm
Shaft Diameter (S)
2.03
mm
Thickness (t)
36.07
mm
Clip OD in groove (C1)
35.05
mm
External Retaining Rings - 38.1x2.03x36.07 mm - Spring Steel
Material: Carbon Spring Steel    Clip OD Loose (D1): 36.07 mm + 0.13 / - 0.00    Groove Width (W): 2.11 + 0.13 / - 0.00  
Category: Retaining Rings - External - Round Wire
Part Number: WRE-0381-RD (Each) External Retaining Rings - 38.1x2.03x36.07 mm Round Wire - Carbon Spring Steel
40 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
39.67
mm
Shaft Diameter (S)
1.57
mm
+ 0.00 / - 0.06
(Equiv. 0.062 in.)
Thickness (t)
42.11
mm
+/- 0.127
(Equiv. 1.658 in.)
Clip OD in groove (C1)
44.04
mm
+ 0.89 / - 0.64
Groove Width (W)
1.73

+ 0.10 / - 0.00
Internal Retaining Rings - 39.67x1.57x42.11 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-03967-C (PK-5) Internal Retaining Rings - 39.67x1.57x42.11 mm Circlips - Carbon Steel Circlip
6 units (30 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.77 AUD
Regular price $6.98 AUD Sale price $3.77 AUD
Per 5
Groove Diameter (G)
39.67
mm
Shaft Diameter (S)
1.57
mm
+ 0.00 / - 0.06
(Equiv. 0.062 in.)
Thickness (t)
42.11
mm
+/- 0.127
(Equiv. 1.658 in.)
Clip OD in groove (C1)
44.04
mm
+ 0.89 / - 0.64
Internal Retaining Rings - 39.67x1.57x42.11 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.73 + 0.10 / - 0.00  
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-03967-C (PK-5) Internal Retaining Rings - 39.67x1.57x42.11 mm Circlips - Carbon Steel Circlip
6 units (30 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.77 AUD
Regular price $6.98 AUD Sale price $3.77 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
39.67
mm
Shaft Diameter (S)
1.58
mm
+/- 0.08
(Equiv. 0.062 in.)
Thickness (t)
37.29
mm
Clip OD in groove (C1)
36.89
mm
+ 0.00 / - 0.51
Clip OD Loose (D1)
3.25
mm
+/- 0.10
Groove Width (W)
1.78

+/- 0.13
External Retaining Rings - 39.67x1.58x37.29 mm - Spring Steel
Material: Carbon Spring Steel   
Category: Retaining Rings - External - Spiral Rings
Part Number: RSN-156 (Each) External Retaining Rings - 39.67x1.58x37.29 mm Spiral Rings - Carbon Spring Steel Spiral Ring
1 Available Now | Further orders can be expected around Wed, Aug 05, 2026
Regular price $12.59 AUD
Regular price Sale price $12.59 AUD
Each
Groove Diameter (G)
39.67
mm
Shaft Diameter (S)
1.58
mm
+/- 0.08
(Equiv. 0.062 in.)
Thickness (t)
37.29
mm
Clip OD in groove (C1)
36.89
mm
+ 0.00 / - 0.51
External Retaining Rings - 39.67x1.58x37.29 mm - Spring Steel
Material: Carbon Spring Steel    Clip OD Loose (D1): 3.25 mm +/- 0.10    Groove Width (W): 1.78 +/- 0.13  
Category: Retaining Rings - External - Spiral Rings
Part Number: RSN-156 (Each) External Retaining Rings - 39.67x1.58x37.29 mm Spiral Rings - Carbon Spring Steel Spiral Ring
1 Available Now | Further orders can be expected around Wed, Aug 05, 2026
Regular price $12.59 AUD
Regular price Sale price $12.59 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.50
mm
+ 0 / - 0.10
(Equiv. 0.059 in.)
Thickness (t)
38.50
mm
+ 0 / - 0.16
(Equiv. 1.516 in.)
Clip OD in groove (C1)
37.80
mm
Clip OD Loose (D1)
2.30
mm
+ 0 / - 0.10
Groove Width (W)
1.60
External Retaining Rings - 40x1.5x38.5 mm Snap Rings - Carbon Spring Steel Snap Ring
Material: Carbon Spring Steel   
Category: Retaining Rings - External - Snap Rings
Part Number: WRE-0400-LS (PK-10) External Retaining Rings - 40x1.5x38.5 mm Snap Rings - Carbon Spring Steel Snap Ring
Out of Stock | Backorder Now | Orders can be expected around Mon, Aug 03, 2026
Regular price $52.95 AUD
Regular price Sale price $52.95 AUD
Per 10
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.50
mm
+ 0 / - 0.10
(Equiv. 0.059 in.)
Thickness (t)
38.50
mm
+ 0 / - 0.16
(Equiv. 1.516 in.)
Clip OD in groove (C1)
37.80
mm
External Retaining Rings - 40x1.5x38.5 mm Snap Rings - Carbon Spring Steel Snap Ring
Material: Carbon Spring Steel    Clip OD Loose (D1): 2.30 mm + 0 / - 0.10    Groove Width (W): 1.60   
Category: Retaining Rings - External - Snap Rings
Part Number: WRE-0400-LS (PK-10) External Retaining Rings - 40x1.5x38.5 mm Snap Rings - Carbon Spring Steel Snap Ring
Out of Stock | Backorder Now | Orders can be expected around Mon, Aug 03, 2026
Regular price $52.95 AUD
Regular price Sale price $52.95 AUD
Per 10
View the product page first if you are unsure.
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
37.50
mm
+ 0.00 / - 0.25
(Equiv. 1.476 in.)
Clip OD in groove (C1)
36.50
mm
Groove Width (W)
1.85
External Retaining Rings - 40x1.75x37.5 mm - Stainless Steel Grade PH15-7 Mo
Material: Stainless Steel Grade PH15-7 Mo   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04000-S15 (Each) External Retaining Rings - 40x1.75x37.5 mm Circlips - Stainless Steel Grade PH15-7 Mo Circlip
46 Available Now | Further orders can be expected around Tue, Sep 15, 2026
Regular price $2.86 AUD
Regular price $7.48 AUD Sale price $2.86 AUD
Each
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
37.50
mm
+ 0.00 / - 0.25
(Equiv. 1.476 in.)
Clip OD in groove (C1)
36.50
mm
External Retaining Rings - 40x1.75x37.5 mm - Stainless Steel Grade PH15-7 Mo
Material: Stainless Steel Grade PH15-7 Mo    Groove Width (W): 1.85   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04000-S15 (Each) External Retaining Rings - 40x1.75x37.5 mm Circlips - Stainless Steel Grade PH15-7 Mo Circlip
46 Available Now | Further orders can be expected around Tue, Sep 15, 2026
Regular price $2.86 AUD
Regular price $7.48 AUD Sale price $2.86 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
37.50
mm
+ 0.00 / - 0.25
(Equiv. 1.476 in.)
Clip OD in groove (C1)
36.50
mm
Groove Width (W)
1.85
External Retaining Rings - 40x1.75x37.5 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04000-C (PK-5) External Retaining Rings - 40x1.75x37.5 mm Circlips - Carbon Steel Circlip
6 units (30 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $6.50 AUD
Regular price Sale price $6.50 AUD
Per 5
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
37.50
mm
+ 0.00 / - 0.25
(Equiv. 1.476 in.)
Clip OD in groove (C1)
36.50
mm
External Retaining Rings - 40x1.75x37.5 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.85   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04000-C (PK-5) External Retaining Rings - 40x1.75x37.5 mm Circlips - Carbon Steel Circlip
6 units (30 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $6.50 AUD
Regular price Sale price $6.50 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
42.50
mm
+ 0.25 / - 0.00
(Equiv. 1.673 in.)
Clip OD in groove (C1)
43.50
mm
+ 0.90 / - 0.39
Groove Width (W)
1.85

+ 0.10 / - 0.00
Internal Retaining Rings - 40x1.75x42.5 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04000-C (PK-5) Internal Retaining Rings - 40x1.75x42.5 mm Circlips - Carbon Steel Circlip
17 units (85 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.14 AUD
Regular price $5.77 AUD Sale price $3.14 AUD
Per 5
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
42.50
mm
+ 0.25 / - 0.00
(Equiv. 1.673 in.)
Clip OD in groove (C1)
43.50
mm
+ 0.90 / - 0.39
Internal Retaining Rings - 40x1.75x42.5 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.85 + 0.10 / - 0.00  
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04000-C (PK-5) Internal Retaining Rings - 40x1.75x42.5 mm Circlips - Carbon Steel Circlip
17 units (85 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.14 AUD
Regular price $5.77 AUD Sale price $3.14 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
42.50
mm
+ 0.25 / - 0.00
(Equiv. 1.673 in.)
Clip OD in groove (C1)
43.50
mm
+ 0.90 / - 0.39
Groove Width (W)
1.85

+ 0.10 / - 0.00
Internal Retaining Rings - 40x1.75x42.5 mm - Stainless Steel Grade PH15-7 Mo
Material: Stainless Steel Grade PH15-7 Mo   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04000-S15 (PK-3) Internal Retaining Rings - 40x1.75x42.5 mm Circlips - Stainless Steel Grade PH15-7 Mo Circlip
20 units (60 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $9.77 AUD
Regular price $22.51 AUD Sale price $9.77 AUD
Per 3
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
42.50
mm
+ 0.25 / - 0.00
(Equiv. 1.673 in.)
Clip OD in groove (C1)
43.50
mm
+ 0.90 / - 0.39
Internal Retaining Rings - 40x1.75x42.5 mm - Stainless Steel Grade PH15-7 Mo
Material: Stainless Steel Grade PH15-7 Mo    Groove Width (W): 1.85 + 0.10 / - 0.00  
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04000-S15 (PK-3) Internal Retaining Rings - 40x1.75x42.5 mm Circlips - Stainless Steel Grade PH15-7 Mo Circlip
20 units (60 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $9.77 AUD
Regular price $22.51 AUD Sale price $9.77 AUD
Per 3
View the product page first if you are unsure.
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
42.50
mm
+ 0.25 / - 0.00
(Equiv. 1.673 in.)
Clip OD in groove (C1)
43.50
mm
+ 0.90 / - 0.39
Clip OD Loose (D1)
4.0 - 4.2
mm
Groove Width (W)
1.85
Internal Retaining Rings - 40x1.75x42.5 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04000-C-V (Each) Internal Retaining Rings - 40x1.75x42.5 mm Circlips - Carbon Steel Circlip
209 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.95 AUD
Regular price Sale price $3.95 AUD
Each
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
42.50
mm
+ 0.25 / - 0.00
(Equiv. 1.673 in.)
Clip OD in groove (C1)
43.50
mm
+ 0.90 / - 0.39
Internal Retaining Rings - 40x1.75x42.5 mm - Carbon Steel
Material: Carbon Steel    Clip OD Loose (D1): 4.0 - 4.2 mm    Groove Width (W): 1.85   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04000-C-V (Each) Internal Retaining Rings - 40x1.75x42.5 mm Circlips - Carbon Steel Circlip
209 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.95 AUD
Regular price Sale price $3.95 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
2.50
mm
+ 0.00 / - 0.07
(Equiv. 0.098 in.)
Thickness (t)
37.50
mm
+ 0.00 / - 0.25
(Equiv. 1.476 in.)
Clip OD in groove (C1)
36.50
mm
Groove Width (W)
2.65
External Retaining Rings - 40x2.5x37.5 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04000H-C (PK-2) External Retaining Rings - 40x2.5x37.5 mm Circlips - Carbon Steel Circlip
22 units (44 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $2.32 AUD
Regular price $4.30 AUD Sale price $2.32 AUD
Per 2
Groove Diameter (G)
40.00
mm
Shaft Diameter (S)
2.50
mm
+ 0.00 / - 0.07
(Equiv. 0.098 in.)
Thickness (t)
37.50
mm
+ 0.00 / - 0.25
(Equiv. 1.476 in.)
Clip OD in groove (C1)
36.50
mm
External Retaining Rings - 40x2.5x37.5 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 2.65   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04000H-C (PK-2) External Retaining Rings - 40x2.5x37.5 mm Circlips - Carbon Steel Circlip
22 units (44 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $2.32 AUD
Regular price $4.30 AUD Sale price $2.32 AUD
Per 2
View the product page first if you are unsure.
Groove Diameter (G)
41.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
38.50
mm
+ 0.00 / - 0.25
(Equiv. 1.516 in.)
Clip OD in groove (C1)
37.50
mm
Groove Width (W)
1.85
External Retaining Rings - 41x1.75x38.5 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04100-C (PK-5) External Retaining Rings - 41x1.75x38.5 mm Circlips - Carbon Steel Circlip
11 units (55 pcs) Available Now | Further orders can be expected around Tue, Sep 15, 2026
Regular price $3.14 AUD
Regular price $5.87 AUD Sale price $3.14 AUD
Per 5
Groove Diameter (G)
41.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
38.50
mm
+ 0.00 / - 0.25
(Equiv. 1.516 in.)
Clip OD in groove (C1)
37.50
mm
External Retaining Rings - 41x1.75x38.5 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.85   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04100-C (PK-5) External Retaining Rings - 41x1.75x38.5 mm Circlips - Carbon Steel Circlip
11 units (55 pcs) Available Now | Further orders can be expected around Tue, Sep 15, 2026
Regular price $3.14 AUD
Regular price $5.87 AUD Sale price $3.14 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
41.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
43.50
mm
+ 0.25 / - 0.00
(Equiv. 1.713 in.)
Clip OD in groove (C1)
44.50
mm
+ 0.90 / - 0.39
Groove Width (W)
1.85

+ 0.10 / - 0.00
Internal Retaining Rings - 41x1.75x43.5 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04100-C (PK-5) Internal Retaining Rings - 41x1.75x43.5 mm Circlips - Carbon Steel Circlip
9 units (45 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.14 AUD
Regular price $5.87 AUD Sale price $3.14 AUD
Per 5
Groove Diameter (G)
41.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
43.50
mm
+ 0.25 / - 0.00
(Equiv. 1.713 in.)
Clip OD in groove (C1)
44.50
mm
+ 0.90 / - 0.39
Internal Retaining Rings - 41x1.75x43.5 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.85 + 0.10 / - 0.00  
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04100-C (PK-5) Internal Retaining Rings - 41x1.75x43.5 mm Circlips - Carbon Steel Circlip
9 units (45 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.14 AUD
Regular price $5.87 AUD Sale price $3.14 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
41.28
mm
Shaft Diameter (S)
1.57
mm
+/- 0.08
(Equiv. 0.062 in.)
Thickness (t)
38.51
mm
+ 0.00 / - 0.13
(Equiv. 1.516 in.)
Clip OD in groove (C1)
37.67
mm
+ 0.84 / - 0.00
Groove Width (W)
1.35

+ 0.05 / - 0.00
External Retaining Rings - 41.28x1.57x38.51 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - External - Circlips
Part Number: CEB-04128-C (Each) External Retaining Rings - 41.28x1.57x38.51 mm Circlips - Carbon Steel Circlip
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 25, 2026
Regular price $9.05 AUD
Regular price Sale price $9.05 AUD
Each
Groove Diameter (G)
41.28
mm
Shaft Diameter (S)
1.57
mm
+/- 0.08
(Equiv. 0.062 in.)
Thickness (t)
38.51
mm
+ 0.00 / - 0.13
(Equiv. 1.516 in.)
Clip OD in groove (C1)
37.67
mm
+ 0.84 / - 0.00
External Retaining Rings - 41.28x1.57x38.51 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.35 + 0.05 / - 0.00  
Category: Retaining Rings - External - Circlips
Part Number: CEB-04128-C (Each) External Retaining Rings - 41.28x1.57x38.51 mm Circlips - Carbon Steel Circlip
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 25, 2026
Regular price $9.05 AUD
Regular price Sale price $9.05 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
41.28
mm
Shaft Diameter (S)
1.57
mm
+ 0.00 / - 0.06
(Equiv. 0.062 in.)
Thickness (t)
43.82
mm
+/- 0.127
(Equiv. 1.725 in.)
Clip OD in groove (C1)
45.82
mm
+ 0.89 / - 0.64
Groove Width (W)
1.73

+ 0.10 / - 0.00
Internal Retaining Rings - 41.28x1.57x43.82 mm - Carbon Steel Zinc Plated
Material: Carbon Steel Zinc Plated   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04128-CZY (PK-5) Internal Retaining Rings - 41.28x1.57x43.82 mm Circlips - Carbon Steel Zinc Plated Circlip
20 units (100 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $8.05 AUD
Regular price $18.70 AUD Sale price $8.05 AUD
Per 5
Groove Diameter (G)
41.28
mm
Shaft Diameter (S)
1.57
mm
+ 0.00 / - 0.06
(Equiv. 0.062 in.)
Thickness (t)
43.82
mm
+/- 0.127
(Equiv. 1.725 in.)
Clip OD in groove (C1)
45.82
mm
+ 0.89 / - 0.64
Internal Retaining Rings - 41.28x1.57x43.82 mm - Carbon Steel Zinc Plated
Material: Carbon Steel Zinc Plated    Groove Width (W): 1.73 + 0.10 / - 0.00  
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04128-CZY (PK-5) Internal Retaining Rings - 41.28x1.57x43.82 mm Circlips - Carbon Steel Zinc Plated Circlip
20 units (100 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $8.05 AUD
Regular price $18.70 AUD Sale price $8.05 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
42.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
39.50
mm
+ 0.00 / - 0.25
(Equiv. 1.555 in.)
Clip OD in groove (C1)
38.50
mm
Groove Width (W)
1.85
External Retaining Rings - 42x1.75x39.5 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04200-C (PK-5) External Retaining Rings - 42x1.75x39.5 mm Circlips - Carbon Steel Circlip
42 units (210 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.68 AUD
Regular price $6.96 AUD Sale price $3.68 AUD
Per 5
Groove Diameter (G)
42.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
39.50
mm
+ 0.00 / - 0.25
(Equiv. 1.555 in.)
Clip OD in groove (C1)
38.50
mm
External Retaining Rings - 42x1.75x39.5 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.85   
Category: Retaining Rings - External - Circlips
Part Number: CCE-04200-C (PK-5) External Retaining Rings - 42x1.75x39.5 mm Circlips - Carbon Steel Circlip
42 units (210 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.68 AUD
Regular price $6.96 AUD Sale price $3.68 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
42.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
44.45
mm
+ 0.25 / - 0.00
(Equiv. 1.75 in.)
Clip OD in groove (C1)
45.50
mm
+ 0.90 / - 0.39
Groove Width (W)
1.85

+ 0.10 / - 0.00
Internal Retaining Rings - 42x1.75x44.45 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04200-C (PK-5) Internal Retaining Rings - 42x1.75x44.45 mm Circlips - Carbon Steel Circlip
20 units (100 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $6.32 AUD
Regular price Sale price $6.32 AUD
Per 5
Groove Diameter (G)
42.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
44.45
mm
+ 0.25 / - 0.00
(Equiv. 1.75 in.)
Clip OD in groove (C1)
45.50
mm
+ 0.90 / - 0.39
Internal Retaining Rings - 42x1.75x44.45 mm - Carbon Steel
Material: Carbon Steel    Groove Width (W): 1.85 + 0.10 / - 0.00  
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04200-C (PK-5) Internal Retaining Rings - 42x1.75x44.45 mm Circlips - Carbon Steel Circlip
20 units (100 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $6.32 AUD
Regular price Sale price $6.32 AUD
Per 5
View the product page first if you are unsure.
Groove Diameter (G)
42.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
44.45
mm
+ 0.25 / - 0.00
(Equiv. 1.75 in.)
Clip OD in groove (C1)
45.50
mm
+ 0.90 / - 0.39
Clip OD Loose (D1)
4.0 - 4.2
mm
Groove Width (W)
1.85
Internal Retaining Rings - 42x1.75x44.45 mm - Carbon Steel
Material: Carbon Steel   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04200-C-V (Each) Internal Retaining Rings - 42x1.75x44.45 mm Circlips - Carbon Steel Circlip
396 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $1.59 AUD
Regular price $4.21 AUD Sale price $1.59 AUD
Each
Groove Diameter (G)
42.00
mm
Shaft Diameter (S)
1.75
mm
+ 0.00 / - 0.06
(Equiv. 0.069 in.)
Thickness (t)
44.45
mm
+ 0.25 / - 0.00
(Equiv. 1.75 in.)
Clip OD in groove (C1)
45.50
mm
+ 0.90 / - 0.39
Internal Retaining Rings - 42x1.75x44.45 mm - Carbon Steel
Material: Carbon Steel    Clip OD Loose (D1): 4.0 - 4.2 mm    Groove Width (W): 1.85   
Category: Retaining Rings - Internal - Circlips
Part Number: CCI-04200-C-V (Each) Internal Retaining Rings - 42x1.75x44.45 mm Circlips - Carbon Steel Circlip
396 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $1.59 AUD
Regular price $4.21 AUD Sale price $1.59 AUD
Each
View the product page first if you are unsure.
Groove Diameter (G)
42.00
mm
Shaft Diameter (S)
2.5
mm
B DIN 2076
(Equiv. 0.098 in.)
Thickness (t)
44.50
mm
+ 0.8 / - 0.0
(Equiv. 1.752 in.)
Clip OD in groove (C1)
45.00
mm
Groove Width (W)
2.80
Internal Retaining Rings - 42x2.5x44.5 mm - Spring Steel
Material: Carbon Spring Steel   
Category: Retaining Rings - Internal - Round Wire
Part Number: WRI-0420-RD (PK-10) Internal Retaining Rings - 42x2.5x44.5 mm Round Wire - Carbon Spring Steel Wire Clip
12 units (120 pcs) Available Now | Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $20.00 AUD
Regular price $38.00 AUD Sale price $20.00 AUD
Per 10
Groove Diameter (G)
42.00
mm
Shaft Diameter (S)
2.5
mm
B DIN 2076
(Equiv. 0.098 in.)
Thickness (t)
44.50
mm
+ 0.8 / - 0.0
(Equiv. 1.752 in.)
Clip OD in groove (C1)
45.00
mm
Internal Retaining Rings - 42x2.5x44.5 mm - Spring Steel
Material: Carbon Spring Steel    Groove Width (W): 2.80   
Category: Retaining Rings - Internal - Round Wire
Part Number: WRI-0420-RD (PK-10) Internal Retaining Rings - 42x2.5x44.5 mm Round Wire - Carbon Spring Steel Wire Clip
12 units (120 pcs) Available Now | Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $20.00 AUD
Regular price $38.00 AUD Sale price $20.00 AUD
Per 10