National Item Identification Number
National Stock Number
Federal Supply Class
A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
EXTERNAL KEY QUA
55.0 ROCKWELL B MINIMUM