Washers, Steel plain finish

Washers are used to spread the load of a bolt or screw over a larger area or to help prevent loosening under vibration.

Washers, Steel plain finish

USS flat washer

USS flat washers

USS pattern is the most common type of flat washer.

  • Grade 8 steel plain finish
SAE flat washer

SAE flat washers

SAE pattern is a tighter fit on the bolt and a smaller outside diameter.

  • Grade 8 steel plain finish
Structural flat washer

Structural washers F436

A thick flat washer intended for use in structural connections.

  • Steel plain finish
Lock washer

Lock washers

Split lock washers place tension against a nut after tightening, to help prevent loosening.

  • Grade 8 steel plain finish