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 5975-01-134-3476
NSN 6620-00-581-8984
NSN 5895-01-611-7055
NSN 6650-00-842-5463
NSN 2925-01-660-0669
NSN 5985-00-669-7375
NSN 6610-00-199-8915
NSN 5985-01-534-6500
NSN 6240-01-052-5971
NSN 6150-01-377-2105
NSN 6610-01-167-8747
NSN 5950-01-503-0747