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 5925-01-548-8842
NSN 5975-01-007-6776
NSN 6145-01-140-1538
NSN 5920-00-216-4759
NSN 5985-00-488-3525
NSN 6105-01-400-1315
NSN 6110-01-285-1934
NSN 5945-01-592-3379
NSN 5965-00-772-8024
NSN 6130-01-633-7442
NSN 4140-01-632-4964
NSN 2925-01-446-6976