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 5975-01-243-2441
NSN 5920-01-261-4801
NSN 5998-00-100-0162
NSN 5960-01-474-4843
NSN 5965-00-752-5823
NSN 5915-00-499-7413
NSN 6610-00-445-1488
NSN 5915-00-797-0166
NSN 5910-01-617-3118
NSN 2925-00-363-9878
NSN 6650-01-008-3477
NSN 5910-00-585-0361