C scale 55 hardness
A thin flat metal or plastic item of various peripheral shapes having a solid or laminated cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole and having a solid rectangular cross-section use disk, solid, plain. Items with either (1) a solid (not laminated) cross-section, or (2) a non-separable laminated cross-section with one hole centrally located, must have a thickness less than 0.006 inch (0.152 mm) for items less than 1/4 inch (6.35 mm) outside diameter or shortest distance across peripheral flats, and less than 0.016 inch (0.406 mm) for items 1/4 inch (6.35 mm) or more outside diameter, or shortest distance across peripheral flats. for items with thickness greater than those indicated above, see spacer, plate; washer, flat and spacer, ring. when thickness and/or outside diameter or shortest distance across peripheral flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance. See also shim stock, laminated; shim stock assortment, gasket; and bearing, washer, thrust.
Classification: Other articles of iron or steel not wire nesoi
NSN 5920-00-725-1804
NSN 5960-00-858-9210
NSN 5910-01-451-9410
NSN 5835-01-174-7700
NSN 4140-00-660-8699
NSN 5975-01-417-2996
NSN 5920-00-789-3096
NSN 6110-01-153-7232
NSN 5996-01-525-2212
NSN 5999-01-492-2269
NSN 2925-00-523-7096
NSN 7035-00-991-6877