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 5975-01-451-7623
NSN 5990-01-031-7599
NSN 5935-01-535-0356
NSN 5905-01-359-0301
NSN 5990-01-534-8609
NSN 6145-01-429-8529
NSN 5925-00-296-8123
NSN 5950-01-659-5114
NSN 6220-01-479-2668
NSN 5945-01-047-4273
NSN 5960-01-515-4791
NSN 5855-01-218-3735