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 5910-01-381-5624
NSN 6320-01-342-7548
NSN 2925-00-071-4197
NSN 6610-01-189-3001
NSN 5895-00-407-2271
NSN 6105-01-097-7413
NSN 6685-01-199-1304
NSN 5965-00-342-5126
NSN 6220-00-831-1672
NSN 6110-01-605-2450
NSN 2925-01-032-3814
NSN 6685-01-075-3216