Imperial Washers 3/8 inch in A2 Stainless Steel

This page lists all the various types of Imperial Washers 3/8 inch in A2 Stainless Steel that we currently offer. Use this page to help select suitable washers for 3/8 inch UNC or UNF bolts or screws.

The accompanying flat washer dimension table allows convenient comparison between the available 3/8 flat washer dimensions. The table only includes flat washers and, for completeness, may include washers only available in other materials.

3/8 Flat Washer Dimensions (inch)
Type	inner diameter	outer diameter	thickness
Table 3 BS 3410	0.390-0.395	0.745-0.750	0.048
SAE ASME B18.21.1-1999	0.406	0.812	0.062
USS ASME B18.21.1-1999	0.438	1.000	0.083
Commercial	0.416-0.399	0.885-0.870	0.045-0.055
US Military Spec 15795 v1	0.406	0.812 (13/16")	0.065
US Military Spec 15795 v2	0.438	1.000 (1")	0.083
Fender v1	3/8	1 1/4	0.05
Fender v2	3/8	1 1/2	0.05
Fender v3	3/8	2	0.05
Westfield Fasteners Ltd 2024

3/8 Flat Washer Dimensions (inch)
Type	inner diameter	outer diameter	thickness
Table 3 BS 3410	0.390-0.395	0.745-0.750	0.048
SAE ASME B18.21.1-1999	0.406	0.812	0.062
USS ASME B18.21.1-1999	0.438	1.000	0.083
Commercial	0.416-0.399	0.885-0.870	0.045-0.055
US Military Spec 15795 v1	0.406	0.812 (13/16")	0.065
US Military Spec 15795 v2	0.438	1.000 (1")	0.083
Fender v1	3/8	1 1/4	0.05
Fender v2	3/8	1 1/2	0.05
Fender v3	3/8	2	0.05
Westfield Fasteners Ltd 2024

Image	Description	Sale Qtys	Qty	Price	Breakdown	Despatch Estimate
	Fender Washer 3/8 x 1-1/4 inch od in A2 Stainless Steel WF49999			£0.00
	Fender Washer 3/8 x 1-1/2 inch od in A2 Stainless Steel WF50000			£0.00
	Flat Washer to MS15795 3/8 x 1 inch od in A2 Stainless WF39817			£0.00
	Flat Washer to MS15795 3/8 x 13/16 inch od in A2 Stainless WF39793			£0.00
	3/8 inch Spring Washer (Rectangular) in A2 Stainless WF25335			£0.00
	Table 3 Washer 3/8 inch in A2 Stainless WF10277			£0.00

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Fender Washer 3/8 x 1-1/4 inch od in A2 Stainless Steel
WF49999

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Fender Washer 3/8 x 1-1/2 inch od in A2 Stainless Steel
WF50000

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Flat Washer to MS15795 3/8 x 1 inch od in A2 Stainless
WF39817

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Flat Washer to MS15795 3/8 x 13/16 inch od in A2 Stainless
WF39793

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3/8 inch Spring Washer (Rectangular) in A2 Stainless
WF25335

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Table 3 Washer 3/8 inch in A2 Stainless
WF10277

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Prices are subject to quantity discounts based on a sliding scale. Enter the desired quantity in the relevant box in the table above. This will automatically calculate a line price indicating the applicable rate for the quantities selected. All prices shown exclude VAT.