Washers - Cup - Stainless Steel

Washers -> Cup -> Stainless Steel

There are 6 products in the sub-categories of Washers - Cup - Stainless Steel. Browse the Washers - Cup - Stainless Steel products table.

Category Details

A selection of Stainless Steel Cup Washers. Stanless steel cup washer selection.

  • Washers with a concave, cup-like shape, used with countersunk screws to provide a neat, finished look and evenly distribute the fastener's load.
  • Protects softer materials from damage caused by the fastener head.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Washers - Cup - Stainless Steel category on the Small Parts & Bearings online store.
Nominal Inside Diameter (A) Nominal Outside Diameter (B) Nom. Section (C) Size Indicative
Image
Cup Washers - 3.5x10.3x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
3.5
mm

(Equiv. 0.138 in.)
Nominal Outside Diameter (B)
10.30
mm

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

(Equiv. 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)    Actual ID (Ref): 3.8 mm   
Part Number: W0035-CU-010-024-S3 (PK-10)
21 units (210 pcs) Available Now | Further orders can be expected around Sat, Jan 10, 2026
$1.86 AUD
$3.37 AUD $1.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 21 available can be backordered.
Nominal Inside Diameter (A) Nominal Outside Diameter (B) Nom. Section (C) Size Indicative
Image
Cup Washers - 3.5x10.3x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
3.5
mm

(Equiv. 0.138 in.)
Nominal Outside Diameter (B)
10.30
mm

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

(Equiv. 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)    Actual ID (Ref): 3.8 mm   
Part Number: W0035-CU-010-024-S3 (PK-10)
21 units (210 pcs) Available Now | Further orders can be expected around Sat, Jan 10, 2026
$1.86 AUD
$3.37 AUD $1.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

21 units (210 pcs) Available Now. Backorder if more than 21.
Cup Washers - 4.762x12.7x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
4.762
mm

(Equiv. 0.187 in.)
Nominal Outside Diameter (B)
12.70
mm

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

(Equiv. 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)   
Part Number: W0048-CU-013-024-S3 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sat, Jan 10, 2026
$22.41 AUD
$26.89 AUD $22.41 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Cup Washers - 4.762x12.7x2.4 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
4.762
mm

(Equiv. 0.187 in.)
Nominal Outside Diameter (B)
12.70
mm

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

(Equiv. 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)   
Part Number: W0048-CU-013-024-S3 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sat, Jan 10, 2026
$22.41 AUD
$26.89 AUD $22.41 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Cup Washers - 5x14.3x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
5
mm

(Equiv. 0.197 in.)
Nominal Outside Diameter (B)
14.30
mm

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

(Equiv. 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)    Actual ID (Ref): 5.50 mm   
Part Number: W0050-CU-014-028-S3 (PK-20)
15 units (300 pcs) Available Now | Further orders can be expected around Sat, Jan 10, 2026
$3.95 AUD
$7.25 AUD $3.95 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 15 available can be backordered.
Cup Washers - 5x14.3x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
5
mm

(Equiv. 0.197 in.)
Nominal Outside Diameter (B)
14.30
mm

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

(Equiv. 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)    Actual ID (Ref): 5.50 mm   
Part Number: W0050-CU-014-028-S3 (PK-20)
15 units (300 pcs) Available Now | Further orders can be expected around Sat, Jan 10, 2026
$3.95 AUD
$7.25 AUD $3.95 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

15 units (300 pcs) Available Now. Backorder if more than 15.
Cup Washers - 6x15.1x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
6
mm

(Equiv. 0.236 in.)
Nominal Outside Diameter (B)
15.10
mm

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

(Equiv. 0.11 in.)
Size
M6
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)    Actual ID (Ref): 6.10 mm   
Part Number: W0060-CU-015-028-S3 (PK-10)
220 units (2200 pcs) Available Now | Further orders can be expected around Sat, Jan 10, 2026
$3.95 AUD
$3.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 220 available can be backordered.
Cup Washers - 6x15.1x2.8 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
6
mm

(Equiv. 0.236 in.)
Nominal Outside Diameter (B)
15.10
mm

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

(Equiv. 0.11 in.)
Size
M6
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)    Actual ID (Ref): 6.10 mm   
Part Number: W0060-CU-015-028-S3 (PK-10)
220 units (2200 pcs) Available Now | Further orders can be expected around Sat, Jan 10, 2026
$3.95 AUD
$3.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

220 units (2200 pcs) Available Now. Backorder if more than 220.
Cup Washers - 7x15.9x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
7
mm

(Equiv. 0.276 in.)
Nominal Outside Diameter (B)
15.90
mm

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

(Equiv. 0.126 in.)
Size
M7
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)    Actual ID (Ref): 7.2 mm   
Part Number: W0070-CU-016-032-S3 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sat, Jan 10, 2026
$26.95 AUD
$32.35 AUD $26.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Cup Washers - 7x15.9x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
7
mm

(Equiv. 0.276 in.)
Nominal Outside Diameter (B)
15.90
mm

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

(Equiv. 0.126 in.)
Size
M7
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)    Actual ID (Ref): 7.2 mm   
Part Number: W0070-CU-016-032-S3 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sat, Jan 10, 2026
$26.95 AUD
$32.35 AUD $26.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Cup Washers - 8x19.8x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
8
mm

(Equiv. 0.315 in.)
Nominal Outside Diameter (B)
19.80
mm

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

(Equiv. 0.126 in.)
Size
M8, 5/16
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)    Actual ID (Ref): 8.2 mm   
Deleted Item. Available while stocks last. Deleted Item. Available while stocks last.
Part Number: W0080-CU-020-032-S3 (Each)
1 Available Now | Item Discontinued - Up to 1 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
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.
Cup Washers - 8x19.8x3.2 mm - Stainless Steel 303 PV Similar to A2, 304, 18-8 Washer
Nominal Inside Diameter (A)
8
mm

(Equiv. 0.315 in.)
Nominal Outside Diameter (B)
19.80
mm

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

(Equiv. 0.126 in.)
Size
M8, 5/16
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)    Actual ID (Ref): 8.2 mm   
Deleted Item. Available while stocks last. Deleted Item. Available while stocks last.
Part Number: W0080-CU-020-032-S3 (Each)
1 Available Now | Item Discontinued - Up to 1 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
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.