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Home / UNF Bolts, Nuts and Washers / Imp3/8 UNF Bolts, Nuts and Washers in A4 Stainless Steel

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Imperial Washers 3/8 inch in A4 Stainless Steel

This page lists all the various types of Imperial Washers 3/8 inch in A4 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

Description	Sale Qtys	Price
3/8 inch Commercial Washer in A4 Stainless WF39755 - 509 in stock	single washer for £1.71 or box of 80 for £24.29 or bulk of 400 for £83.60	£0.00
3/8 Spring Washer (Rectangular) inch in A4 Stainless WF14920 - 2522 in stock	sachet of 2 for £2.65 or box of 200 for £41.66 or bulk of 1000 for £167.27	£0.00
3/8 Table 3 Washer inch in A4 Stainless WF13330 - 930 in stock	sachet of 6 for £1.30 or box of 200 for £15.81 or bulk of 1000 for £64.96	£0.00

single washer for £1.71
or box of 80 for £24.29
or bulk of 400 for £83.60

3/8 inch Commercial Washer in A4 Stainless
WF39755 - 509 in stock

£0.00

sachet of 2 for £2.65
or box of 200 for £41.66
or bulk of 1000 for £167.27

3/8 Spring Washer (Rectangular) inch in A4 Stainless
WF14920 - 2522 in stock

£0.00

sachet of 6 for £1.30
or box of 200 for £15.81
or bulk of 1000 for £64.96

3/8 Table 3 Washer inch in A4 Stainless
WF13330 - 930 in stock

£0.00

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.