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 5965-01-440-4731
NSN 5945-01-448-9951
NSN 2925-01-072-7101
NSN 6320-00-725-0754
NSN 6240-00-183-0750
NSN 6610-01-444-2050
NSN 4140-01-659-9718
NSN 5975-00-230-2944
NSN 5935-01-145-5498
NSN 6685-00-827-9477
NSN 7035-01-600-0777
NSN 5920-01-148-9193