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 5965-01-423-4197
NSN 2925-00-953-2353
NSN 5975-01-429-2951
NSN 5895-00-761-5557
NSN 5965-00-963-1796
NSN 5945-00-752-5908
NSN 6220-00-225-8345
NSN 5985-00-014-0350
NSN 6130-00-450-4454
NSN 6145-01-653-3782
NSN 5965-01-073-1014
NSN 6645-01-647-0509