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 5895-00-153-9445
NSN 6685-01-046-1332
NSN 6685-01-319-0999
NSN 7035-01-481-8247
NSN 2925-01-565-6410
NSN 6645-01-485-4521
NSN 5985-00-451-1338
NSN 5930-01-582-1328
NSN 6130-00-906-2514
NSN 6145-00-452-3505
NSN 5910-01-633-9963
NSN 5996-00-558-6491