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 6130-01-116-2100
NSN 6610-00-227-8846
NSN 6610-01-289-9650
NSN 5895-01-044-1977
NSN 5950-00-403-4382
NSN 5965-01-493-5534
NSN 5920-01-227-1877
NSN 5905-01-418-0280
NSN 5965-00-973-9974
NSN 6145-01-459-7837
NSN 6320-01-227-2648
NSN 5985-00-019-8501