Collection: Nuts - Thumb - Collared
15 Products in this selection
This is a combined category of Collared Thumb Nuts.
Use the filters in the table below, or the category tree above to refine the selection. To order any item, simply click the part number for a full product page, then add to your cart.
Use the filters in the table below, or the category tree above to refine the selection. To order any item, simply click the part number for a full product page, then add to your cart.
Additional resources:
Thumb Screws and Nuts PDF Quick Guide
Pan Head Screws
Screws
Thumb Screws and Nuts PDF Quick Guide
Pan Head Screws
Screws
A more concise listing may be found on the Smallparts store at Nuts - Thumb - Collared. Smallparts promote the most popular MBA products.
Thread Size | Overall Length (C) | Head Width (B) | Head Diameter (A) | Shoulder Diameter | Shoulder Height |
Indicative Image |
---|---|---|---|---|---|---|
Thread Size
2-56 UNC (2.18mm)
|
Overall Length (C)
6.4
mm (0.252 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
6.35
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 4.76 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT022C-THC-S3 Thumb Nuts - 2-56 UNC - 2.18mm - 6.4x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$11.23 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size | Overall Length (C) | Head Width (B) | Head Diameter (A) |
Indicative Image |
||
Thread Size
2-56 UNC (2.18mm)
|
Overall Length (C)
6.4
mm (0.252 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
6.35
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 4.76 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT022C-THC-S3 Thumb Nuts - 2-56 UNC - 2.18mm - 6.4x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$11.23 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
4-40 UNC (2.85mm)
|
Overall Length (C)
6.4
mm (0.252 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
7.94
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 6.35 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT028C-THC-S3 Thumb Nuts - 4-40 UNC - 2.85mm - 6.4x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$13.77 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
4-40 UNC (2.85mm)
|
Overall Length (C)
6.4
mm (0.252 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
7.94
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 6.35 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT028C-THC-S3 Thumb Nuts - 4-40 UNC - 2.85mm - 6.4x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$13.77 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
6-32 UNC (3.5mm)
|
Overall Length (C)
7.1
mm (0.28 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
9.53
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 8.73 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT035C-THC-BR Thumb Nuts - 6-32 UNC - 3.5mm - 7.1x3.18 mm - Brass
15 Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity Regular price
$3.79 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
6-32 UNC (3.5mm)
|
Overall Length (C)
7.1
mm (0.28 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
9.53
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 8.73 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT035C-THC-BR Thumb Nuts - 6-32 UNC - 3.5mm - 7.1x3.18 mm - Brass
15 Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity Regular price
$3.79 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
6-32 UNC (3.5mm)
|
Overall Length (C)
7.1
mm (0.28 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
9.53
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 8.73 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT035C-THC-S3 Thumb Nuts - 6-32 UNC - 3.5mm - 7.1x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$15.32 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
6-32 UNC (3.5mm)
|
Overall Length (C)
7.1
mm (0.28 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
9.53
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 8.73 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT035C-THC-S3 Thumb Nuts - 6-32 UNC - 3.5mm - 7.1x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$15.32 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
8-32 UNC (4.17mm)
|
Overall Length (C)
7.1
mm (0.28 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
11.11
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 9.53 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT042C-THC-S3 Thumb Nuts - 8-32 UNC - 4.17mm - 7.1x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$19.41 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
8-32 UNC (4.17mm)
|
Overall Length (C)
7.1
mm (0.28 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
11.11
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 9.53 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT042C-THC-S3 Thumb Nuts - 8-32 UNC - 4.17mm - 7.1x3.18 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$19.41 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
8-32 UNC (4.17mm)
|
Overall Length (C)
7.1
mm (0.28 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
11.11
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 9.53 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT042C-THC-BR (25 Pcs) Thumb Nuts - 8-32 UNC - 4.17mm - 7.1x3.18 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$65.86 AUD
Regular price
Unit price
/
per
Per 25
|
||||||
Thread Size
8-32 UNC (4.17mm)
|
Overall Length (C)
7.1
mm (0.28 in.) |
Head Width (B)
3.18
mm (0.125 in.) |
Head Diameter (A)
11.11
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 9.53 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT042C-THC-BR (25 Pcs) Thumb Nuts - 8-32 UNC - 4.17mm - 7.1x3.18 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$65.86 AUD
Regular price
Unit price
/
per
Per 25
|
||||||
|
||||||
Thread Size
10-24 UNC (4.76mm)
|
Overall Length (C)
8.7
mm (0.343 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
12.70
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 10.32 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT048C-THC-BR (10 Pcs) Thumb Nuts - 10-24 UNC - 4.76mm - 8.7x3.97 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$35.95 AUD
Regular price
Unit price
/
per
Per 10
|
||||||
Thread Size
10-24 UNC (4.76mm)
|
Overall Length (C)
8.7
mm (0.343 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
12.70
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 10.32 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT048C-THC-BR (10 Pcs) Thumb Nuts - 10-24 UNC - 4.76mm - 8.7x3.97 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$35.95 AUD
Regular price
Unit price
/
per
Per 10
|
||||||
|
||||||
Thread Size
10-24 UNC (4.76mm)
|
Overall Length (C)
8.7
mm (0.343 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
12.70
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 10.32 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT048C-THC-S3 Thumb Nuts - 10-24 UNC - 4.76mm - 8.7x3.97 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$22.95 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
10-24 UNC (4.76mm)
|
Overall Length (C)
8.7
mm (0.343 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
12.70
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 10.32 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT048C-THC-S3 Thumb Nuts - 10-24 UNC - 4.76mm - 8.7x3.97 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$22.95 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
10-32 UNF (4.76mm)
|
Overall Length (C)
8.7
mm (0.343 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
12.70
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 10.32 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT048F-THC-BR (10 Pcs) Thumb Nuts - 10-32 UNF - 4.76mm - 8.7x3.97 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$35.95 AUD
Regular price
Unit price
/
per
Per 10
|
||||||
Thread Size
10-32 UNF (4.76mm)
|
Overall Length (C)
8.7
mm (0.343 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
12.70
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 10.32 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT048F-THC-BR (10 Pcs) Thumb Nuts - 10-32 UNF - 4.76mm - 8.7x3.97 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$35.95 AUD
Regular price
Unit price
/
per
Per 10
|
||||||
|
||||||
Thread Size
10-32 UNF (4.76mm)
|
Overall Length (C)
8.7
mm (0.343 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
12.70
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 10.32 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT048F-THC-S3 Thumb Nuts - 10-32 UNF - 4.76mm - 8.7x3.97 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$26.23 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
10-32 UNF (4.76mm)
|
Overall Length (C)
8.7
mm (0.343 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
12.70
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 10.32 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT048F-THC-S3 Thumb Nuts - 10-32 UNF - 4.76mm - 8.7x3.97 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$26.23 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
1/4-20 UNC (6.35mm)
|
Overall Length (C)
9.5
mm (0.374 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
14.29
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 11.91 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT064C-THC-BR (100 Pcs) Thumb Nuts - 1/4-20 UNC - 6.35mm - 9.5x3.97 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 03, 2025 Regular price
$844.50 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size
1/4-20 UNC (6.35mm)
|
Overall Length (C)
9.5
mm (0.374 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
14.29
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 11.91 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT064C-THC-BR (100 Pcs) Thumb Nuts - 1/4-20 UNC - 6.35mm - 9.5x3.97 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 03, 2025 Regular price
$844.50 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size
1/4-20 UNC (6.35mm)
|
Overall Length (C)
9.5
mm (0.374 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
14.29
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 11.91 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT064C-THC-S3 Thumb Nuts - 1/4-20 UNC - 6.35mm - 9.5x3.97 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$29.95 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
1/4-20 UNC (6.35mm)
|
Overall Length (C)
9.5
mm (0.374 in.) |
Head Width (B)
3.97
mm (0.156 in.) |
Head Diameter (A)
14.29
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 11.91 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT064C-THC-S3 Thumb Nuts - 1/4-20 UNC - 6.35mm - 9.5x3.97 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$29.95 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
5/16-18 UNC (7.94mm)
|
Overall Length (C)
10.3
mm (0.406 in.) |
Head Width (B)
4.76
mm (0.187 in.) |
Head Diameter (A)
15.88
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 13.49 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT079C-THC-S3 Thumb Nuts - 5/16-18 UNC - 7.94mm - 10.3x4.76 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$34.77 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
5/16-18 UNC (7.94mm)
|
Overall Length (C)
10.3
mm (0.406 in.) |
Head Width (B)
4.76
mm (0.187 in.) |
Head Diameter (A)
15.88
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 13.49 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT079C-THC-S3 Thumb Nuts - 5/16-18 UNC - 7.94mm - 10.3x4.76 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$34.77 AUD
Regular price
Unit price
/
per
Each
|
||||||
|
||||||
Thread Size
5/16-18 UNC (7.94mm)
|
Overall Length (C)
10.3
mm (0.406 in.) |
Head Width (B)
4.76
mm (0.187 in.) |
Head Diameter (A)
15.88
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 13.49 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT079C-THC-BR (80 Pcs) Thumb Nuts - 5/16-18 UNC - 7.94mm - 10.3x4.76 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 03, 2025 Regular price
$1,272.95 AUD
Regular price
Unit price
/
per
Per 80
|
||||||
Thread Size
5/16-18 UNC (7.94mm)
|
Overall Length (C)
10.3
mm (0.406 in.) |
Head Width (B)
4.76
mm (0.187 in.) |
Head Diameter (A)
15.88
mm |
![]() |
||
Material: Brass
Collar Diameter (E): 13.49 mm
Category: Nuts - Thumb - Collared - Brass |
||||||
Part Number: NT079C-THC-BR (80 Pcs) Thumb Nuts - 5/16-18 UNC - 7.94mm - 10.3x4.76 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 03, 2025 Regular price
$1,272.95 AUD
Regular price
Unit price
/
per
Per 80
|
||||||
|
||||||
Thread Size
3/8-16 UNC (9.53mm)
|
Overall Length (C)
11.9
mm (0.469 in.) |
Head Width (B)
5.56
mm (0.219 in.) |
Head Diameter (A)
19.05
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 15.88 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT095C-THC-S3 Thumb Nuts - 3/8-16 UNC - 9.53mm - 11.9x5.56 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$39.14 AUD
Regular price
Unit price
/
per
Each
|
||||||
Thread Size
3/8-16 UNC (9.53mm)
|
Overall Length (C)
11.9
mm (0.469 in.) |
Head Width (B)
5.56
mm (0.219 in.) |
Head Diameter (A)
19.05
mm |
![]() |
||
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)
Collar Diameter (E): 15.88 mm
Category: Nuts - Thumb - Collared - Stainless |
||||||
Part Number: NT095C-THC-S3 Thumb Nuts - 3/8-16 UNC - 9.53mm - 11.9x5.56 mm - Stainless Steel 303 Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Thu, Jun 19, 2025 Regular price
$39.14 AUD
Regular price
Unit price
/
per
Each
|
||||||
|