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 5975-01-037-0460
NSN 6145-00-836-6919
NSN 6150-00-934-9149
NSN 6145-01-495-3382
NSN 5965-01-304-6906
NSN 5920-01-389-2077
NSN 5910-01-113-6636
NSN 5965-00-421-9007
NSN 6150-01-358-8963
NSN 5925-01-148-7756
NSN 6135-01-056-4609
NSN 5925-01-265-7749