Aperture 1.720 in. Dia; four holes 0.276 in. Min to 0.287 in. Max dia; beveled corners 0.125 in. X 45 deg
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 copper, nesoi
NSN 5990-01-287-1682
NSN 5960-01-188-4558
NSN 5915-01-470-3682
NSN 5935-01-417-2648
NSN 5835-01-519-3834
NSN 4140-01-439-8574
NSN 5925-01-174-8776
NSN 4140-00-788-2874
NSN 5855-01-630-8608
NSN 5960-01-425-1454
NSN 5855-01-576-4223
NSN 6220-00-011-5219