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 5999-00-602-8566
NSN 6135-01-351-2690
NSN 6320-00-688-9983
NSN 6130-01-142-9670
NSN 6620-01-095-8937
NSN 6620-01-448-8926
NSN 6105-00-265-7545
NSN 4140-01-335-7736
NSN 7035-01-220-6392
NSN 5930-01-483-9224
NSN 6620-00-905-6590
NSN 5965-00-644-0334