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 4140-01-212-8286
NSN 6320-01-192-0332
NSN 6135-01-333-2540
NSN 5910-01-150-1826
NSN 5996-01-151-2452
NSN 5990-01-147-5225
NSN 5985-01-399-0307
NSN 6150-00-058-8669
NSN 5945-01-119-5402
NSN 6240-01-200-7937
NSN 5835-00-904-6272
NSN 5965-01-556-3097