Nuts - Thumb

Nuts -> Thumb

There are 9 products in the sub-categories of Nuts - Thumb. Browse the Nuts - Thumb products table. To narrow down the selection, please choose a sub-category from the links below.

Thumb Nuts - M4 -4x0.7mm- 12.5x6.54 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80

Nuts - Thumb - Basic

A selection of Basic Thumb Nuts. This is the main category in...

Nuts - Thumb - Basic

Thumb Nuts - 2-56 UNC -2.18mm- 6.4x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8

Nuts - Thumb - Collared

This category includes various types of thumb nuts.

Nuts - Thumb - Collared

Category Details

This category includes various types of thumb nuts.
Nuts - Thumb

Small Parts & Bearings

Additional resources:


A more comprehensive listing may be found in the Nuts - Thumb category on the MBA Minibearings main store.
Thread Size Overall Length Head Width (B) Head Diameter Shoulder Diameter Shoulder Height Indicative
Image
Thumb Nuts - 2-56 UNC - 2.18mm - 6.4x3.18 mm Collared - Stainless Steel 303 Similar to A2, 304, 18-8 Nut
Thread Size
2-56 UNC (2.18mm)
Overall Length
6.4
mm
Head Width (B)
3.18
mm
Head Diameter
6.35
mm
Thumb Nuts - 2-56 UNC -2.18mm- 6.4x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)   
Category: Nuts - Thumb - Collared
Part Number: NT022C-THC-S3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 25, 2026
$9.23 AUD
$9.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size Overall Length Head Width (B) Head Diameter Indicative
Image
Thumb Nuts - 2-56 UNC - 2.18mm - 6.4x3.18 mm Collared - Stainless Steel 303 Similar to A2, 304, 18-8 Nut
Thread Size
2-56 UNC (2.18mm)
Overall Length
6.4
mm
Head Width (B)
3.18
mm
Head Diameter
6.35
mm
Thumb Nuts - 2-56 UNC -2.18mm- 6.4x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)   
Category: Nuts - Thumb - Collared
Part Number: NT022C-THC-S3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 25, 2026
$9.23 AUD
$9.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Nuts - 6-32 UNC - 3.5mm - 7.1x3.18 mm Collared - Brass Nut
Thread Size
6-32 UNC (3.5mm)
Overall Length
7.1
mm
Head Width (B)
3.18
mm
Head Diameter
9.53
mm
Thumb Nuts - 6-32 UNC -3.5mm- 7.1x3.18 mm - Brass
Material: Brass   
Category: Nuts - Thumb - Collared
Deleted Item. Available while stocks last.
Part Number: NT035C-THC-BR (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$3.79 AUD
$4.55 AUD $3.79 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Nuts - 6-32 UNC - 3.5mm - 7.1x3.18 mm Collared - Brass Nut
Thread Size
6-32 UNC (3.5mm)
Overall Length
7.1
mm
Head Width (B)
3.18
mm
Head Diameter
9.53
mm
Thumb Nuts - 6-32 UNC -3.5mm- 7.1x3.18 mm - Brass
Material: Brass   
Category: Nuts - Thumb - Collared
Deleted Item. Available while stocks last.
Part Number: NT035C-THC-BR (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$3.79 AUD
$4.55 AUD $3.79 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Nuts - M4 - 4x0.7mm - 12.5x6.54 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
M4 (4x0.7mm)
Overall Length
12.5
mm
Head Width (B)
6.54
mm
Head Diameter
16.00
mm
Shoulder Diameter
8.00
mm
Shoulder Height
6.00
mm
Thumb Nuts - M4 -4x0.7mm- 12.5x6.54 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Nuts - Thumb - Basic
Part Number: NT040M-TH1606-S3 (Each)
2 Available Now | Further orders can be expected around Sat, Jul 25, 2026
$17.50 AUD
$21.00 AUD $17.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Nuts - M4 - 4x0.7mm - 12.5x6.54 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
M4 (4x0.7mm)
Overall Length
12.5
mm
Head Width (B)
6.54
mm
Head Diameter
16.00
mm
Thumb Nuts - M4 -4x0.7mm- 12.5x6.54 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter: 8.00 mm    Shoulder Height: 6.00 mm   
Category: Nuts - Thumb - Basic
Part Number: NT040M-TH1606-S3 (Each)
2 Available Now | Further orders can be expected around Sat, Jul 25, 2026
$17.50 AUD
$21.00 AUD $17.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Nuts - 8-32 UNC - 4.17mm - 9.5x3.18 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
8-32 UNC (4.17mm)
Overall Length
9.5
mm
Head Width (B)
3.18
mm
Head Diameter
19.05
mm
Shoulder Diameter
7.94
mm
Shoulder Height
6.35
mm
Thumb Nuts - 8-32 UNC -4.17mm- 9.5x3.18 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Nuts - Thumb - Basic
Part Number: NT042C-TH1906-S3 (Each)
9 Available Now | Further orders can be expected around Thu, Jul 09, 2026
$8.50 AUD
$10.20 AUD $8.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 9 available can be backordered.
Thumb Nuts - 8-32 UNC - 4.17mm - 9.5x3.18 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
8-32 UNC (4.17mm)
Overall Length
9.5
mm
Head Width (B)
3.18
mm
Head Diameter
19.05
mm
Thumb Nuts - 8-32 UNC -4.17mm- 9.5x3.18 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter: 7.94 mm    Shoulder Height: 6.35 mm   
Category: Nuts - Thumb - Basic
Part Number: NT042C-TH1906-S3 (Each)
9 Available Now | Further orders can be expected around Thu, Jul 09, 2026
$8.50 AUD
$10.20 AUD $8.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

9 Available Now. Backorder if more than 9.
Thumb Nuts - 10-32 UNF - 4.76mm - 11.1x4.76 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
10-32 UNF (4.76mm)
Overall Length
11.1
mm
Head Width (B)
4.76
mm
Head Diameter
12.70
mm
Shoulder Diameter
9.53
mm
Shoulder Height
6.35
mm
Thumb Nuts - 10-32 UNF -4.76mm- 11.1x4.76 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Nuts - Thumb - Basic
Part Number: NT048F-TH1206-S3 (Each)
5 Available Now | Further orders can be expected around Thu, Jul 09, 2026
$10.59 AUD
$12.71 AUD $10.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Thumb Nuts - 10-32 UNF - 4.76mm - 11.1x4.76 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
10-32 UNF (4.76mm)
Overall Length
11.1
mm
Head Width (B)
4.76
mm
Head Diameter
12.70
mm
Thumb Nuts - 10-32 UNF -4.76mm- 11.1x4.76 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter: 9.53 mm    Shoulder Height: 6.35 mm   
Category: Nuts - Thumb - Basic
Part Number: NT048F-TH1206-S3 (Each)
5 Available Now | Further orders can be expected around Thu, Jul 09, 2026
$10.59 AUD
$12.71 AUD $10.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. Backorder if more than 5.
Thumb Nuts - M5 - 5x0.8mm - 11.5x4 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
M5 (5x0.8mm)
Overall Length
11.5
mm
Head Width (B)
4.00
mm
Head Diameter
20.00
mm
Shoulder Diameter
10.00
mm
Shoulder Height
7.50
mm
Thumb Nuts - M5 -5x0.8mm- 11.5x4 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Nuts - Thumb - Basic
Part Number: NT050M-TH2007-S3 (Each)
5 Available Now | Further orders can be expected around Sat, Jul 25, 2026
$17.95 AUD
$17.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Thumb Nuts - M5 - 5x0.8mm - 11.5x4 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
M5 (5x0.8mm)
Overall Length
11.5
mm
Head Width (B)
4.00
mm
Head Diameter
20.00
mm
Thumb Nuts - M5 -5x0.8mm- 11.5x4 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter: 10.00 mm    Shoulder Height: 7.50 mm   
Category: Nuts - Thumb - Basic
Part Number: NT050M-TH2007-S3 (Each)
5 Available Now | Further orders can be expected around Sat, Jul 25, 2026
$17.95 AUD
$17.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. Backorder if more than 5.
Thumb Nuts - M6 - 6x1mm - 15x5 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
M6 (6x1mm)
Overall Length
15
mm
Head Width (B)
5.00
mm
Head Diameter
24.00
mm
Shoulder Diameter
12.00
mm
Shoulder Height
10.00
mm
Thumb Nuts - M6 -6x1mm- 15x5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Nuts - Thumb - Basic
Part Number: NT060M-TH2410-S3 (Each)
3 Available Now | Further orders can be expected around Sat, Jul 25, 2026
$17.23 AUD
$20.67 AUD $17.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 3 available can be backordered.
Thumb Nuts - M6 - 6x1mm - 15x5 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
M6 (6x1mm)
Overall Length
15
mm
Head Width (B)
5.00
mm
Head Diameter
24.00
mm
Thumb Nuts - M6 -6x1mm- 15x5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter: 12.00 mm    Shoulder Height: 10.00 mm   
Category: Nuts - Thumb - Basic
Part Number: NT060M-TH2410-S3 (Each)
3 Available Now | Further orders can be expected around Sat, Jul 25, 2026
$17.23 AUD
$20.67 AUD $17.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

3 Available Now. Backorder if more than 3.
Thumb Nuts - 1/4-20 UNC - 6.35mm - 9.5x3.97 mm Collared - Brass Nut
Thread Size
1/4-20 UNC (6.35mm)
Overall Length
9.5
mm
Head Width (B)
3.97
mm
Head Diameter
14.29
mm
Thumb Nuts - 1/4-20 UNC -6.35mm- 9.5x3.97 mm - Brass
Material: Brass   
Category: Nuts - Thumb - Collared
Part Number: NT064C-THC-BR (PK-111)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 09, 2026
$635.86 AUD
$635.86 AUD
Priced, Stocked and Sold Per 111 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Nuts - 1/4-20 UNC - 6.35mm - 9.5x3.97 mm Collared - Brass Nut
Thread Size
1/4-20 UNC (6.35mm)
Overall Length
9.5
mm
Head Width (B)
3.97
mm
Head Diameter
14.29
mm
Thumb Nuts - 1/4-20 UNC -6.35mm- 9.5x3.97 mm - Brass
Material: Brass   
Category: Nuts - Thumb - Collared
Part Number: NT064C-THC-BR (PK-111)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 09, 2026
$635.86 AUD
$635.86 AUD
Priced, Stocked and Sold Per 111 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Nuts - 1/4-20 UNC - 6.35mm - 19.1x6.35 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
1/4-20 UNC (6.35mm)
Overall Length
19.1
mm
Head Width (B)
6.35
mm
Head Diameter
25.40
mm
Shoulder Diameter
12.70
mm
Shoulder Height
12.70
mm
Thumb Nuts - 1/4-20 UNC -6.35mm- 19.1x6.35 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Nuts - Thumb - Basic
Part Number: NT064C-TH2512-S3 (Each)
2 Available Now | Further orders can be expected around Thu, Jul 09, 2026
$22.14 AUD
$22.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Nuts - 1/4-20 UNC - 6.35mm - 19.1x6.35 mm Basic - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Nut
Thread Size
1/4-20 UNC (6.35mm)
Overall Length
19.1
mm
Head Width (B)
6.35
mm
Head Diameter
25.40
mm
Thumb Nuts - 1/4-20 UNC -6.35mm- 19.1x6.35 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter: 12.70 mm    Shoulder Height: 12.70 mm   
Category: Nuts - Thumb - Basic
Part Number: NT064C-TH2512-S3 (Each)
2 Available Now | Further orders can be expected around Thu, Jul 09, 2026
$22.14 AUD
$22.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.