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Stainless Steel Extra Thick Washer Specifications

1000-400000
1/4" Flat Washers Extra Thick 18-8 Stainless Steel

1000-400001
5/16" Flat Washers Extra Thick 18-8 Stainless Steel

1000-400004
1/2" x 1-1/4" OD Flat Washers Extra Thick 18-8 Stainless Steel

1000-400003
1/2" x 1-1/2" OD Flat Washers Extra Thick 18-8 Stainless Steel


Stainless Steel Flat Washers

Stainless Steel Extra Thick Flat Washers

Heavy Duty Washers in Corrosion Resistant 18-8 Stainless Steel

A Flat washer is a round outer diameter thick plate with a center hole (inner diameter) punched to the size of the bolt or screw size. Flat washers are normally used to distribute loads of threaded bolts, screws and nuts evenly as the fastener is tightened. Extra thick flat washer are used in decks, docks and large timber projects where a stronger fastener is needed.


Extra Thick Flat Washer Specifications

Washer Sizes Inner Diameter (ID) Outer Diameter (OD) Thickness
1/4" 9/32" 5/8", Max 0.630" - Min 0.5625" Max 0.125" - Min 0.100"
5/16" 11/32" 3/4", Max 0.760" - Min 0.700" Max 0.125" - Min 0.100"
1/2" 17/32" 1-1/4", Max 1.252" - Min 1.248" Max 0.125" - Min 0.100"
1/2" 17/32" 1-1/2", Max 1.500" - Min 1.4375" Max 0.125" - Min 0.100"

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