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.
NSN 5998-00-192-9862
NSN 5935-00-772-0757
NSN 2925-01-218-5556
NSN 5975-00-738-9066
NSN 5920-00-556-2704
NSN 2925-00-778-0645
NSN 5965-01-447-4220
NSN 6240-01-247-8074
NSN 6645-01-265-2746
NSN 6610-00-113-4552
NSN 5910-01-503-8366
NSN 6645-01-026-6659