A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
NSN 6135-00-128-1633
NSN 5930-00-784-0986
NSN 6220-00-232-4436
NSN 6610-01-502-0480
NSN 6620-00-534-7373
NSN 6620-01-381-6225
NSN 5945-01-483-7815
NSN 5920-01-191-5303
NSN 5996-00-381-4878
NSN 5965-00-493-6008
NSN 6130-01-196-8528
NSN 4140-01-555-0876