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 4140-00-470-7557
NSN 5996-01-521-4007
NSN 6320-01-089-9086
NSN 2925-01-327-0206
NSN 6645-00-778-2839
NSN 6320-01-359-3921
NSN 6645-00-399-1862
NSN 5975-01-425-1268
NSN 5895-01-162-9402
NSN 6105-00-624-3998
NSN 5910-01-597-3469
NSN 5920-00-539-7847