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 6320-01-321-7658
NSN 5985-00-450-7373
NSN 5950-00-427-6507
NSN 7035-00-870-0290
NSN 5998-01-573-7669
NSN 5985-01-611-9109
NSN 5910-00-261-6576
NSN 5935-00-479-3845
NSN 5905-01-312-3897
NSN 6650-00-505-6015
NSN 6135-00-851-8575
NSN 6150-01-025-6305