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 5835-01-383-1313
NSN 5915-01-622-3588
NSN 5915-01-273-0739
NSN 6610-01-150-7018
NSN 6650-01-342-5890
NSN 5930-01-328-4102
NSN 6135-00-152-8729
NSN 5965-01-434-0705
NSN 5950-01-322-8557
NSN 5895-00-181-4577
NSN 5999-01-053-3442
NSN 5930-01-308-5476