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 6610-01-237-5815
NSN 5895-01-216-3230
NSN 6610-00-466-3104
NSN 6645-01-212-9474
NSN 5920-01-020-7659
NSN 5960-01-449-3349
NSN 5985-00-811-2441
NSN 2925-01-009-9560
NSN 5835-01-232-1226
NSN 5935-00-681-2949
NSN 5945-01-375-5563
NSN 6145-00-852-8159