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 5990-01-009-3634
NSN 6645-01-337-8292
NSN 6685-00-244-1029
NSN 6110-01-147-2487
NSN 5999-01-409-1098
NSN 5920-01-190-9032
NSN 6320-00-725-0754
NSN 6610-01-523-7096
NSN 6110-01-232-1329
NSN 5945-00-156-7256
NSN 6620-01-618-8571
NSN 5915-01-525-9893