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.
Classification: Other articles of iron or steel not wire nesoi
NSN 6645-01-633-1852
NSN 6145-01-229-3623
NSN 6650-01-331-5243
NSN 5998-01-025-5232
NSN 5998-01-605-1342
NSN 6110-01-643-4476
NSN 6135-01-578-1148
NSN 6610-01-476-7412
NSN 6645-01-010-3746
NSN 5975-01-429-9503
NSN 5990-00-946-4230
NSN 2925-01-632-5913