Washers - Square - Heavy Duty - Steel

Washers -> Square -> Heavy Duty -> Steel

There are 6 products in the sub-categories of Washers - Square - Heavy Duty - Steel. Browse the Washers - Square - Heavy Duty - Steel products table.

Category Details

A selection of Steel Heavy Duty Square Washers. Zinc plated and carbon steel selection.

  • Square washers are designed to distribute loads and prevent rotation when placed in a square recess or used with square neck screws.
  • Often used in structural applications where greater stability and load distribution are needed than what a standard round washer provides.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Washers - Square - Heavy Duty - Steel category on the Small Parts & Bearings online store.
Nominal Inside Diameter (A) Outside Length (B) Thickness Indicative
Image
Square Washers - 12.7x34.925x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
12.7
mm
Outside Length (B)
34.925
mm
Thickness
6.35
mm
Square Washers - 12.7x34.925x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 13.494 mm   
Part Number: W0127-SQ-035-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$12.32 AUD
$12.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter (A) Outside Length (B) Thickness Indicative
Image
Square Washers - 12.7x34.925x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
12.7
mm
Outside Length (B)
34.925
mm
Thickness
6.35
mm
Square Washers - 12.7x34.925x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 13.494 mm   
Part Number: W0127-SQ-035-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$12.32 AUD
$12.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 12.7x50.8x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
12.7
mm
Outside Length (B)
50.8
mm
Thickness
6.35
mm
Square Washers - 12.7x50.8x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 13.494 mm   
Part Number: W0127-SQ-051-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$16.50 AUD
$19.80 AUD $16.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 12.7x50.8x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
12.7
mm
Outside Length (B)
50.8
mm
Thickness
6.35
mm
Square Washers - 12.7x50.8x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 13.494 mm   
Part Number: W0127-SQ-051-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$16.50 AUD
$19.80 AUD $16.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 15.875x50.8x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
15.875
mm
Outside Length (B)
50.8
mm
Thickness
6.35
mm
Square Washers - 15.875x50.8x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 16.669 mm   
Part Number: W0159-SQ-051-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$17.14 AUD
$20.56 AUD $17.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 15.875x50.8x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
15.875
mm
Outside Length (B)
50.8
mm
Thickness
6.35
mm
Square Washers - 15.875x50.8x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 16.669 mm   
Part Number: W0159-SQ-051-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$17.14 AUD
$20.56 AUD $17.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 19.05x50.8x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
19.05
mm
Outside Length (B)
50.8
mm
Thickness
6.35
mm
Square Washers - 19.05x50.8x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 20.638 mm   
Part Number: W0191-SQ-051-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$16.50 AUD
$19.80 AUD $16.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 19.05x50.8x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
19.05
mm
Outside Length (B)
50.8
mm
Thickness
6.35
mm
Square Washers - 19.05x50.8x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 20.638 mm   
Part Number: W0191-SQ-051-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$16.50 AUD
$19.80 AUD $16.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 19.05x63.5x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
19.05
mm
Outside Length (B)
63.5
mm
Thickness
6.35
mm
Square Washers - 19.05x63.5x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 20.638 mm   
Part Number: W0191-SQ-064-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$25.14 AUD
$30.16 AUD $25.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 19.05x63.5x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
19.05
mm
Outside Length (B)
63.5
mm
Thickness
6.35
mm
Square Washers - 19.05x63.5x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 20.638 mm   
Part Number: W0191-SQ-064-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$25.14 AUD
$30.16 AUD $25.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 25.4x63.5x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
25.4
mm
Outside Length (B)
63.5
mm
Thickness
6.35
mm
Square Washers - 25.4x63.5x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 26.988 mm   
Part Number: W0254-SQ-064-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$24.59 AUD
$29.51 AUD $24.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Square Washers - 25.4x63.5x6.35 mm Heavy Duty - Carbon Spring Steel Self Finish Washer
Nominal Inside Diameter (A)
25.4
mm
Outside Length (B)
63.5
mm
Thickness
6.35
mm
Square Washers - 25.4x63.5x6.35 mm - Carbon Spring Steel Self Finish
Material: Carbon Spring Steel Self Finish    Actual ID (Ref): 26.988 mm   
Part Number: W0254-SQ-064-064-C (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jun 27, 2026
$24.59 AUD
$29.51 AUD $24.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.