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 6240-00-312-0636
NSN 5935-00-629-8120
NSN 6685-01-504-7205
NSN 5990-01-032-3832
NSN 5855-00-145-3307
NSN 6135-00-078-9931
NSN 5990-01-554-8547
NSN 5998-01-009-2103
NSN 5920-01-124-7200
NSN 6620-00-054-4778
NSN 6220-01-421-4091
NSN 5920-01-220-0332