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 5920-00-764-8388
NSN 5945-00-017-2645
NSN 6135-01-022-5427
NSN 5950-01-395-1588
NSN 6105-00-058-8915
NSN 6650-00-938-9233
NSN 6220-01-151-7037
NSN 5945-00-550-0000
NSN 5965-01-498-4023
NSN 6150-01-502-9532
NSN 5910-00-801-9508
NSN 5920-01-464-2824