Washers - Cup

14 Products in this selection
This is a combined category of Cup Washers.
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.
Washers - Cup
Additional resources:
Screws
A more concise listing may be found on the Smallparts store at Washers - Cup. Smallparts promote the most popular MBA products.
Nom. ID (A) Nom. OD (B) Nom. Section (C) Size Indicative
Image
Nom. ID (A)
2.845
mm

(0.112 in.)
Nom. OD (B)
9.50
mm

(0.374 in.)
Nom. Section (C)
2.10
mm

(0.083 in.)
Size
4 UNC / UNF
Cup Washers - 2.845x9.5x2.1 mm - Brass Nickel Plated
Material: Brass Nickel Plated   
Category: Washers - Cup - Brass
Part Number: W0028-CU-010-021-BNP (500 Pcs) Cup Washers - 2.845x9.5x2.1 mm - Brass Nickel Plated
Out of Stock | Backorder Now | Orders can be expected around Wed, Jul 23, 2025
$89.41 AUD
$89.41 AUD
Per 500
Nom. ID (A) Nom. OD (B) Nom. Section (C) Size Indicative
Image
Nom. ID (A)
2.845
mm

(0.112 in.)
Nom. OD (B)
9.50
mm

(0.374 in.)
Nom. Section (C)
2.10
mm

(0.083 in.)
Size
4 UNC / UNF
Cup Washers - 2.845x9.5x2.1 mm - Brass Nickel Plated
Material: Brass Nickel Plated   
Category: Washers - Cup - Brass
Part Number: W0028-CU-010-021-BNP (500 Pcs) Cup Washers - 2.845x9.5x2.1 mm - Brass Nickel Plated
Out of Stock | Backorder Now | Orders can be expected around Wed, Jul 23, 2025
$89.41 AUD
$89.41 AUD
Per 500
View the product page first if you are unsure.
Nom. ID (A)
3.5
mm

(0.138 in.)
Nom. OD (B)
10.30
mm

(0.406 in.)
Nom. Section (C)
2.40
mm

(0.094 in.)
Size
6 UNC / UNF
Cup Washers - 3.5x10.3x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0035-CU-010-024-S3 (10 Pcs) Cup Washers - 3.5x10.3x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
21 units (210 pcs) Available Immediately | Further orders can be expected around Fri, Jul 11, 2025
$3.59 AUD
$3.59 AUD
Per 10
Nom. ID (A)
3.5
mm

(0.138 in.)
Nom. OD (B)
10.30
mm

(0.406 in.)
Nom. Section (C)
2.40
mm

(0.094 in.)
Size
6 UNC / UNF
Cup Washers - 3.5x10.3x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0035-CU-010-024-S3 (10 Pcs) Cup Washers - 3.5x10.3x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
21 units (210 pcs) Available Immediately | Further orders can be expected around Fri, Jul 11, 2025
$3.59 AUD
$3.59 AUD
Per 10
View the product page first if you are unsure.
Nom. ID (A)
3.5
mm

(0.138 in.)
Nom. OD (B)
10.30
mm

(0.406 in.)
Nom. Section (C)
2.40
mm

(0.094 in.)
Size
6 UNC / UNF
Cup Washers - 3.5x10.3x2.4 mm - Brass Nickel Plated
Material: Brass Nickel Plated   
Category: Washers - Cup - Brass
Part Number: W0035-CU-010-024-BNP (100 Pcs) Cup Washers - 3.5x10.3x2.4 mm - Brass Nickel Plated
Out of Stock | Backorder Now | Orders can be expected around Wed, Jul 23, 2025
$8.77 AUD
$8.77 AUD
Per 100
Nom. ID (A)
3.5
mm

(0.138 in.)
Nom. OD (B)
10.30
mm

(0.406 in.)
Nom. Section (C)
2.40
mm

(0.094 in.)
Size
6 UNC / UNF
Cup Washers - 3.5x10.3x2.4 mm - Brass Nickel Plated
Material: Brass Nickel Plated   
Category: Washers - Cup - Brass
Part Number: W0035-CU-010-024-BNP (100 Pcs) Cup Washers - 3.5x10.3x2.4 mm - Brass Nickel Plated
Out of Stock | Backorder Now | Orders can be expected around Wed, Jul 23, 2025
$8.77 AUD
$8.77 AUD
Per 100
View the product page first if you are unsure.
Nom. ID (A)
3.5
mm

(0.138 in.)
Nom. OD (B)
11.10
mm

(0.437 in.)
Nom. Section (C)
2.50
mm

(0.098 in.)
Size
6 UNC / UNF
Cup Washers - 3.5x11.1x2.5 mm - Nylon Zytel 101
Material: Nylon (Zytel 101)   
Category: Washers - Cup - Nylon
Part Number: W0035-CU-011-025-NY (60 Pcs) Cup Washers - 3.5x11.1x2.5 mm - Nylon Zytel 101
1 pack (60 pcs) Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Per 60
Nom. ID (A)
3.5
mm

(0.138 in.)
Nom. OD (B)
11.10
mm

(0.437 in.)
Nom. Section (C)
2.50
mm

(0.098 in.)
Size
6 UNC / UNF
Cup Washers - 3.5x11.1x2.5 mm - Nylon Zytel 101
Material: Nylon (Zytel 101)   
Category: Washers - Cup - Nylon
Part Number: W0035-CU-011-025-NY (60 Pcs) Cup Washers - 3.5x11.1x2.5 mm - Nylon Zytel 101
1 pack (60 pcs) Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Per 60
Nom. ID (A)
4.17
mm

(0.164 in.)
Nom. OD (B)
13.10
mm

(0.516 in.)
Nom. Section (C)
2.90
mm

(0.114 in.)
Size
8 UNC / UNF
Cup Washers - 4.17x13.1x2.9 mm - Nylon Zytel 101
Material: Nylon (Zytel 101)   
Category: Washers - Cup - Nylon
Part Number: W0042-CU-013-029-NY (7 Pcs) Cup Washers - 4.17x13.1x2.9 mm - Nylon Zytel 101
1 pack (7 pcs) Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$3.50 AUD
$6.65 AUD $3.50 AUD
Per 7
Nom. ID (A)
4.17
mm

(0.164 in.)
Nom. OD (B)
13.10
mm

(0.516 in.)
Nom. Section (C)
2.90
mm

(0.114 in.)
Size
8 UNC / UNF
Cup Washers - 4.17x13.1x2.9 mm - Nylon Zytel 101
Material: Nylon (Zytel 101)   
Category: Washers - Cup - Nylon
Part Number: W0042-CU-013-029-NY (7 Pcs) Cup Washers - 4.17x13.1x2.9 mm - Nylon Zytel 101
1 pack (7 pcs) Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$3.50 AUD
$6.65 AUD $3.50 AUD
Per 7
Nom. ID (A)
4.762
mm

(0.187 in.)
Nom. OD (B)
12.70
mm

(0.5 in.)
Nom. Section (C)
2.40
mm

(0.094 in.)
Size
10 UNC / UNF
Cup Washers - 4.762x12.7x2.4 mm - Brass Nickel Plated
Material: Brass Nickel Plated   
Category: Washers - Cup - Brass
Part Number: W0048-CU-013-024-BNP (500 Pcs) Cup Washers - 4.762x12.7x2.4 mm - Brass Nickel Plated
Out of Stock | Backorder Now | Orders can be expected around Wed, Jul 23, 2025
$92.59 AUD
$92.59 AUD
Per 500
Nom. ID (A)
4.762
mm

(0.187 in.)
Nom. OD (B)
12.70
mm

(0.5 in.)
Nom. Section (C)
2.40
mm

(0.094 in.)
Size
10 UNC / UNF
Cup Washers - 4.762x12.7x2.4 mm - Brass Nickel Plated
Material: Brass Nickel Plated   
Category: Washers - Cup - Brass
Part Number: W0048-CU-013-024-BNP (500 Pcs) Cup Washers - 4.762x12.7x2.4 mm - Brass Nickel Plated
Out of Stock | Backorder Now | Orders can be expected around Wed, Jul 23, 2025
$92.59 AUD
$92.59 AUD
Per 500
View the product page first if you are unsure.
Nom. ID (A)
4.762
mm

(0.187 in.)
Nom. OD (B)
12.70
mm

(0.5 in.)
Nom. Section (C)
2.40
mm

(0.094 in.)
Size
10 UNC / UNF
Cup Washers - 4.762x12.7x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0048-CU-013-024-S3 (100 Pcs) Cup Washers - 4.762x12.7x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Fri, Jul 11, 2025
$34.14 AUD
$34.14 AUD
Per 100
Nom. ID (A)
4.762
mm

(0.187 in.)
Nom. OD (B)
12.70
mm

(0.5 in.)
Nom. Section (C)
2.40
mm

(0.094 in.)
Size
10 UNC / UNF
Cup Washers - 4.762x12.7x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0048-CU-013-024-S3 (100 Pcs) Cup Washers - 4.762x12.7x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Fri, Jul 11, 2025
$34.14 AUD
$34.14 AUD
Per 100
View the product page first if you are unsure.
Nom. ID (A)
4.762
mm

(0.187 in.)
Nom. OD (B)
14.70
mm

(0.579 in.)
Nom. Section (C)
3.90
mm

(0.154 in.)
Size
10 UNC / UNF
Cup Washers - 4.762x14.7x3.9 mm - Nylon Zytel 101
Material: Nylon (Zytel 101)   
Category: Washers - Cup - Nylon
Part Number: W0048-CU-015-039-NY (40 Pcs) Cup Washers - 4.762x14.7x3.9 mm - Nylon Zytel 101
1 pack (40 pcs) Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Per 40
Nom. ID (A)
4.762
mm

(0.187 in.)
Nom. OD (B)
14.70
mm

(0.579 in.)
Nom. Section (C)
3.90
mm

(0.154 in.)
Size
10 UNC / UNF
Cup Washers - 4.762x14.7x3.9 mm - Nylon Zytel 101
Material: Nylon (Zytel 101)   
Category: Washers - Cup - Nylon
Part Number: W0048-CU-015-039-NY (40 Pcs) Cup Washers - 4.762x14.7x3.9 mm - Nylon Zytel 101
1 pack (40 pcs) Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Per 40
Nom. ID (A)
5
mm

(0.197 in.)
Nom. OD (B)
14.30
mm

(0.563 in.)
Nom. Section (C)
2.80
mm

(0.11 in.)
Size
M5 (5x0.8mm)
Cup Washers - 5x14.3x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0050-CU-014-028-S3 (20 Pcs) Cup Washers - 5x14.3x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
17 units (340 pcs) Available Immediately | Further orders can be expected around Fri, Jul 11, 2025
$7.50 AUD
$7.50 AUD
Per 20
Nom. ID (A)
5
mm

(0.197 in.)
Nom. OD (B)
14.30
mm

(0.563 in.)
Nom. Section (C)
2.80
mm

(0.11 in.)
Size
M5 (5x0.8mm)
Cup Washers - 5x14.3x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0050-CU-014-028-S3 (20 Pcs) Cup Washers - 5x14.3x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
17 units (340 pcs) Available Immediately | Further orders can be expected around Fri, Jul 11, 2025
$7.50 AUD
$7.50 AUD
Per 20
View the product page first if you are unsure.
Nom. ID (A)
5
mm

(0.197 in.)
Nom. OD (B)
14.30
mm

(0.563 in.)
Nom. Section (C)
2.80
mm

(0.11 in.)
Size
M5 (5x0.8mm)
Cup Washers - 5x14.3x2.8 mm - Brass Nickel Plated
Material: Brass Nickel Plated   
Category: Washers - Cup - Brass
Part Number: W0050-CU-014-028-BNP (500 Pcs) Cup Washers - 5x14.3x2.8 mm - Brass Nickel Plated
Out of Stock | Backorder Now | Orders can be expected around Wed, Jul 23, 2025
$108.50 AUD
$108.50 AUD
Per 500
Nom. ID (A)
5
mm

(0.197 in.)
Nom. OD (B)
14.30
mm

(0.563 in.)
Nom. Section (C)
2.80
mm

(0.11 in.)
Size
M5 (5x0.8mm)
Cup Washers - 5x14.3x2.8 mm - Brass Nickel Plated
Material: Brass Nickel Plated   
Category: Washers - Cup - Brass
Part Number: W0050-CU-014-028-BNP (500 Pcs) Cup Washers - 5x14.3x2.8 mm - Brass Nickel Plated
Out of Stock | Backorder Now | Orders can be expected around Wed, Jul 23, 2025
$108.50 AUD
$108.50 AUD
Per 500
View the product page first if you are unsure.
Nom. ID (A)
6.00
mm

(0.236 in.)
Nom. OD (B)
12.00
mm

(0.472 in.)
Nom. Section (C)
3.00
mm

(0.118 in.)
Size
M6
1066203 | W0060-CU-012-030-A (6 Pcs) --- Cup Washers - 6x12x3 mm - Aluminium
Material: Aluminium   
Category: Washers - Cup - Aluminium
Part Number: W0060-CU-012-030-A (6 Pcs) Cup Washers - 6x12x3 mm - Aluminium
1 pack (6 pcs) Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$6.00 AUD
$11.40 AUD $6.00 AUD
Per 6
Nom. ID (A)
6.00
mm

(0.236 in.)
Nom. OD (B)
12.00
mm

(0.472 in.)
Nom. Section (C)
3.00
mm

(0.118 in.)
Size
M6
1066203 | W0060-CU-012-030-A (6 Pcs) --- Cup Washers - 6x12x3 mm - Aluminium
Material: Aluminium   
Category: Washers - Cup - Aluminium
Part Number: W0060-CU-012-030-A (6 Pcs) Cup Washers - 6x12x3 mm - Aluminium
1 pack (6 pcs) Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$6.00 AUD
$11.40 AUD $6.00 AUD
Per 6
Nom. ID (A)
6
mm

(0.236 in.)
Nom. OD (B)
15.10
mm

(0.594 in.)
Nom. Section (C)
2.80
mm

(0.11 in.)
Size
M6
1066774 | W0060-CU-015-028-S3 (10 Pcs) --- Cup Washers - 6x15.1x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0060-CU-015-028-S3 (10 Pcs) Cup Washers - 6x15.1x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
220 units (2200 pcs) Available Immediately | Further orders can be expected around Fri, Jul 11, 2025
$4.14 AUD
$4.14 AUD
Per 10
Nom. ID (A)
6
mm

(0.236 in.)
Nom. OD (B)
15.10
mm

(0.594 in.)
Nom. Section (C)
2.80
mm

(0.11 in.)
Size
M6
1066774 | W0060-CU-015-028-S3 (10 Pcs) --- Cup Washers - 6x15.1x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0060-CU-015-028-S3 (10 Pcs) Cup Washers - 6x15.1x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
220 units (2200 pcs) Available Immediately | Further orders can be expected around Fri, Jul 11, 2025
$4.14 AUD
$4.14 AUD
Per 10
View the product page first if you are unsure.
Nom. ID (A)
7
mm

(0.276 in.)
Nom. OD (B)
15.90
mm

(0.626 in.)
Nom. Section (C)
3.20
mm

(0.126 in.)
Size
M7
1075032 | W0070-CU-016-032-S3 (100 Pcs) --- Cup Washers - 7x15.9x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0070-CU-016-032-S3 (100 Pcs) Cup Washers - 7x15.9x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Fri, Jul 11, 2025
$42.05 AUD
$42.05 AUD
Per 100
Nom. ID (A)
7
mm

(0.276 in.)
Nom. OD (B)
15.90
mm

(0.626 in.)
Nom. Section (C)
3.20
mm

(0.126 in.)
Size
M7
1075032 | W0070-CU-016-032-S3 (100 Pcs) --- Cup Washers - 7x15.9x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0070-CU-016-032-S3 (100 Pcs) Cup Washers - 7x15.9x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Out of Stock | Backorder Now | Orders can be expected around Fri, Jul 11, 2025
$42.05 AUD
$42.05 AUD
Per 100
View the product page first if you are unsure.
Nom. ID (A)
8
mm

(0.315 in.)
Nom. OD (B)
19.80
mm

(0.78 in.)
Nom. Section (C)
3.20
mm

(0.126 in.)
Size
M8, 5/16
1080944 | W0080-CU-020-032-S3 --- Cup Washers - 8x19.8x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0080-CU-020-032-S3 Cup Washers - 8x19.8x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
1 Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Each
Nom. ID (A)
8
mm

(0.315 in.)
Nom. OD (B)
19.80
mm

(0.78 in.)
Nom. Section (C)
3.20
mm

(0.126 in.)
Size
M8, 5/16
1080944 | W0080-CU-020-032-S3 --- Cup Washers - 8x19.8x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Washers - Cup - Stainless Steel
Part Number: W0080-CU-020-032-S3 Cup Washers - 8x19.8x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8
1 Available Immediately | Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Each