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.
NSN 6145-01-643-0022
NSN 6240-01-406-5345
NSN 6240-00-660-8849
NSN 7035-00-803-3056
NSN 6220-01-414-7048
NSN 6110-00-989-4629
NSN 6110-01-527-7567
NSN 5985-01-400-3019
NSN 5990-01-290-4787
NSN 2925-01-469-8229
NSN 5965-01-422-7638
NSN 6645-00-340-4795