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 6645-01-633-1852
NSN 5905-00-419-0325
NSN 6150-00-515-0764
NSN 5835-01-257-0154
NSN 5975-01-642-0838
NSN 5835-00-659-9547
NSN 6130-00-803-1935
NSN 6620-01-394-0365
NSN 5996-00-795-7001
NSN 6135-01-177-3552
NSN 6620-01-171-9597
NSN 5990-01-360-0711