Retaining Rings - External - Spiral Rings - Medium Duty - Stainless Steel

4 Products in this selection
  • AE / WS / AS3218 / RS / MIL-R-27426A1 - Stainless Steel.
  • Popular series that will accommodate light and medium bearing series thrust loads.
  • Available in military and aerospace specifications.
  • Equivalent to Associated Spring: AE, Smalley: WS, Spirolox and Ramsey: RS, Aerospace AS3218, MIL-R-27426A1
Small Parts & Bearings

Additional resources:
Spiral Rings and Snap Rings PDF

A more comprehensive listing may be found on the MBA Minibearings main store at Retaining Rings - External - Spiral Rings - Medium Duty - Stainless Steel.
Shaft Diameter (Ds) Clip Thickness (T) Groove Dia. (Dg) Approx. Loose Circlip ID (A) Radial Wall (S) min/max Groove Width (W) Indicative
Image
Shaft Diameter (Ds)
15.88
mm

(0.625 in.)
Clip Thickness (T)
0.64
mm
+/- 0.06
(0.025 in.)
Groove Dia. (Dg)
15.10
mm

(0.594 in.)
Approx. Loose Circlip ID (A)
14.93
mm
+ 0.00 / - 0.33
Radial Wall (S) min/max
1.40
mm
+/- 0.10
Groove Width (W)
0.80
mm
+/- 0.06
External Retaining Rings - 15.88x0.64x15.1 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2, 18-8)    Approx. Loose Clip OD: 17.73 +/- 0.04   Groove Depth (d): 0.41   
Part Number: RS-062-S02 (5 Pcs) External Retaining Rings - 15.88x0.64x15.1 mm - Stainless Steel 302/304 Similar to A2, 18-8
19 units (95 pcs) Available Now | Further orders can be expected around Fri, Jul 18, 2025
$22.23 AUD
$22.23 AUD
Per 5
Shaft Diameter (Ds) Clip Thickness (T) Groove Dia. (Dg) Approx. Loose Circlip ID (A) Indicative
Image
Shaft Diameter (Ds)
15.88
mm

(0.625 in.)
Clip Thickness (T)
0.64
mm
+/- 0.06
(0.025 in.)
Groove Dia. (Dg)
15.10
mm

(0.594 in.)
Approx. Loose Circlip ID (A)
14.93
mm
+ 0.00 / - 0.33
External Retaining Rings - 15.88x0.64x15.1 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2, 18-8)    Radial Wall (S) min/max: 1.40 mm +/- 0.10    Groove Width (W): 0.80 mm +/- 0.06   Approx. Loose Clip OD: 17.73 +/- 0.04   Groove Depth (d): 0.41   
Part Number: RS-062-S02 (5 Pcs) External Retaining Rings - 15.88x0.64x15.1 mm - Stainless Steel 302/304 Similar to A2, 18-8
19 units (95 pcs) Available Now | Further orders can be expected around Fri, Jul 18, 2025
$22.23 AUD
$22.23 AUD
Per 5
View the product page first if you are unsure.
Shaft Diameter (Ds)
19.05
mm

(0.75 in.)
Clip Thickness (T)
0.79
mm
+/- 0.05
(0.031 in.)
Groove Dia. (Dg)
18.27
mm

(0.719 in.)
Approx. Loose Circlip ID (A)
17.91
mm
+ 0.00 / - 0.33
Radial Wall (S) min/max
1.65
mm
+/- 0.10
Groove Width (W)
0.95
mm
+/- 0.07
External Retaining Rings - 19.05x0.79x18.27 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2, 18-8)    Approx. Loose Clip OD: 21.21 +/- 0.04   Groove Depth (d): 0.41   
Part Number: RS-075-S02 (5 Pcs) External Retaining Rings - 19.05x0.79x18.27 mm - Stainless Steel 302/304 Similar to A2, 18-8
99 units (495 pcs) Available Now | Further orders can be expected around Fri, Jul 18, 2025
$1.32 AUD
$1.32 AUD
Per 5
Shaft Diameter (Ds)
19.05
mm

(0.75 in.)
Clip Thickness (T)
0.79
mm
+/- 0.05
(0.031 in.)
Groove Dia. (Dg)
18.27
mm

(0.719 in.)
Approx. Loose Circlip ID (A)
17.91
mm
+ 0.00 / - 0.33
External Retaining Rings - 19.05x0.79x18.27 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2, 18-8)    Radial Wall (S) min/max: 1.65 mm +/- 0.10    Groove Width (W): 0.95 mm +/- 0.07   Approx. Loose Clip OD: 21.21 +/- 0.04   Groove Depth (d): 0.41   
Part Number: RS-075-S02 (5 Pcs) External Retaining Rings - 19.05x0.79x18.27 mm - Stainless Steel 302/304 Similar to A2, 18-8
99 units (495 pcs) Available Now | Further orders can be expected around Fri, Jul 18, 2025
$1.32 AUD
$1.32 AUD
Per 5
View the product page first if you are unsure.
Shaft Diameter (Ds)
31.75
mm

(1.25 in.)
Clip Thickness (T)
1.09
mm
+/- 0.05
(0.043 in.)
Groove Dia. (Dg)
30.53
mm

(1.202 in.)
Approx. Loose Circlip ID (A)
29.85
mm
+ 0.00 / - 0.38
Radial Wall (S) min/max
2.16
mm
+/- 0.10
Groove Width (W)
1.27
mm
+/- 0.10
External Retaining Rings - 31.75x1.09x30.53 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2, 18-8)    Approx. Loose Clip OD: 34.17 +/- 0.05   Groove Depth (d): 0.61   
Part Number: RS-125-S02 External Retaining Rings - 31.75x1.09x30.53 mm - Stainless Steel 302/304 Similar to A2, 18-8
20 Available Now | Further orders can be expected around Fri, Jul 18, 2025
$4.95 AUD
$4.95 AUD
Each
Shaft Diameter (Ds)
31.75
mm

(1.25 in.)
Clip Thickness (T)
1.09
mm
+/- 0.05
(0.043 in.)
Groove Dia. (Dg)
30.53
mm

(1.202 in.)
Approx. Loose Circlip ID (A)
29.85
mm
+ 0.00 / - 0.38
External Retaining Rings - 31.75x1.09x30.53 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2, 18-8)    Radial Wall (S) min/max: 2.16 mm +/- 0.10    Groove Width (W): 1.27 mm +/- 0.10   Approx. Loose Clip OD: 34.17 +/- 0.05   Groove Depth (d): 0.61   
Part Number: RS-125-S02 External Retaining Rings - 31.75x1.09x30.53 mm - Stainless Steel 302/304 Similar to A2, 18-8
20 Available Now | Further orders can be expected around Fri, Jul 18, 2025
$4.95 AUD
$4.95 AUD
Each
View the product page first if you are unsure.
Shaft Diameter (Ds)
73.03
mm

(2.875 in.)
Clip Thickness (T)
1.25
mm
+/- 0.08
(0.049 in.)
Groove Dia. (Dg)
70.64
mm

(2.781 in.)
Approx. Loose Circlip ID (A)
68.65
mm
+ 0.00 / - 0.76
Radial Wall (S) min/max
4.27
mm
+/- 0.13
Groove Width (W)
1.47
mm
+/- 0.15
External Retaining Rings - 73.03x1.25x70.64 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2, 18-8)    Approx. Loose Clip OD: 77.19 +/- 0.05   Groove Depth (d): 1.19   
Part Number: RS-287-S02 External Retaining Rings - 73.03x1.25x70.64 mm - Stainless Steel 302/304 Similar to A2, 18-8
16 Available Now | Item Discontinued - Up to 16 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Each
Shaft Diameter (Ds)
73.03
mm

(2.875 in.)
Clip Thickness (T)
1.25
mm
+/- 0.08
(0.049 in.)
Groove Dia. (Dg)
70.64
mm

(2.781 in.)
Approx. Loose Circlip ID (A)
68.65
mm
+ 0.00 / - 0.76
External Retaining Rings - 73.03x1.25x70.64 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2, 18-8)    Radial Wall (S) min/max: 4.27 mm +/- 0.13    Groove Width (W): 1.47 mm +/- 0.15   Approx. Loose Clip OD: 77.19 +/- 0.05   Groove Depth (d): 1.19   
Part Number: RS-287-S02 External Retaining Rings - 73.03x1.25x70.64 mm - Stainless Steel 302/304 Similar to A2, 18-8
16 Available Now | Item Discontinued - Up to 16 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Each