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 6145-00-504-5221
NSN 4140-00-399-0972
NSN 4140-00-482-2668
NSN 2925-01-149-2865
NSN 2925-01-353-1342
NSN 6240-01-382-3756
NSN 5925-00-803-5491
NSN 5910-01-227-9655
NSN 6240-01-407-5690
NSN 5930-01-428-4258
NSN 6610-00-976-3935
NSN 2925-01-453-1606