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 6150-00-419-9833
NSN 6150-01-012-5204
NSN 5835-00-454-7239
NSN 6650-01-100-3185
NSN 6645-01-471-4960
NSN 5905-01-188-8341
NSN 6130-00-472-3284
NSN 6220-01-009-8329
NSN 6105-00-268-2878
NSN 6105-01-316-3485
NSN 6610-01-115-5791
NSN 5950-01-024-0436