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USS flat washers, Grade 8 steel plain finish, 1-1/8"

USS flat washer

Prod. # Size Each price Bag price Bulk price Price Buy
13790 1-1/8" $2.63 / ea $47.30 / 25 $401.00 / 250 $2.63 / ea $47.30 / 25 $401.00 / 250
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USS flat washer dimensions
Product details
Bolt Depot product# 13790
Units US
Category Washers
Used to spread the load of a bolt or screw over a larger area or to help prevent loosening under vibration.
Subcategory USS flat washers
USS pattern is the most common type of flat washer.
Material Steel
A tempered medium carbon steel.
Grade Grade 8
Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications.
Finish Plain
Unplated finish.
Size 1-1/8"
Outside diameter 2-3/4" (Min 2.743", Max 2.780")
Inside diameter 1-1/4" (Min 1.243", Max 1.280")
Thickness 0.136" - 0.192"
Dimensional standard ASME B18.21.1

Additional information