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 6135-01-461-2915
NSN 6135-01-193-8154
NSN 5910-00-864-6626
NSN 5998-01-469-6297
NSN 6110-00-523-5418
NSN 7035-01-377-5973
NSN 5835-01-384-3206
NSN 6145-00-258-3608
NSN 5835-01-387-4227
NSN 5910-01-497-7934
NSN 5835-01-436-6549
NSN 5975-00-329-2465