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 5935-01-578-4302
NSN 5996-01-106-7328
NSN 5920-01-474-1504
NSN 6610-00-522-7670
NSN 5960-01-243-0007
NSN 6135-01-633-8502
NSN 6220-01-224-7614
NSN 5998-00-249-6743
NSN 5950-01-292-8187
NSN 5950-01-018-3833
NSN 5905-00-148-5162
NSN 6135-00-926-8322