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 5835-00-912-5656
NSN 6610-00-270-9930
NSN 5905-01-439-5690
NSN 5975-01-025-1870
NSN 5895-01-269-4597
NSN 6150-01-522-5376
NSN 6135-01-026-9960
NSN 5975-01-173-2511
NSN 6320-01-562-1599
NSN 6610-01-117-2510
NSN 5910-01-559-9149
NSN 4140-01-263-0665