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 5920-01-437-5916
NSN 5930-00-518-7278
NSN 6135-01-026-9960
NSN 4140-00-288-8205
NSN 5975-01-331-2370
NSN 5950-01-158-1334
NSN 6645-01-194-3214
NSN 2925-01-027-1293
NSN 5935-01-304-7272
NSN 6110-01-540-4848
NSN 5998-01-658-9088
NSN 6240-01-406-5345