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 6220-01-023-8818
NSN 5910-01-422-3721
NSN 2925-01-325-3974
NSN 5950-00-006-1338
NSN 6685-01-113-8985
NSN 6145-01-573-7994
NSN 5895-01-172-5348
NSN 5925-01-119-6585
NSN 5905-01-470-3935
NSN 5910-00-394-9524
NSN 5975-01-512-2288
NSN 2925-00-176-3889