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: Tube or pipe fittings of nickel
NSN 4140-01-130-6237
NSN 5930-00-834-2555
NSN 6320-00-242-3300
NSN 5915-01-511-5371
NSN 5985-00-554-9730
NSN 6645-01-445-5235
NSN 5999-01-522-6555
NSN 5999-01-013-9113
NSN 4140-01-461-2350
NSN 5975-01-147-0325
NSN 7035-00-238-3662
NSN 5996-00-654-8303