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 2925-01-620-9673
NSN 5935-00-106-7234
NSN 5905-01-142-5802
NSN 5895-01-632-3993
NSN 6130-01-165-2130
NSN 6650-01-027-3632
NSN 5975-01-085-8483
NSN 6135-01-415-1163
NSN 5975-00-401-0892
NSN 5930-00-421-7798
NSN 5965-00-997-5764
NSN 6135-00-351-8606