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 6135-00-120-1034
NSN 6105-00-753-5369
NSN 6610-00-139-9757
NSN 7035-01-307-5366
NSN 7035-01-280-4692
NSN 5975-01-447-2771
NSN 5945-00-832-9592
NSN 6130-01-149-6853
NSN 5915-00-926-8126
NSN 6110-00-617-5497
NSN 5855-00-433-2377
NSN 5985-00-400-1468