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 5855-01-337-0245
NSN 6220-01-652-0919
NSN 6105-00-216-5813
NSN 5835-01-319-0262
NSN 6135-01-217-8810
NSN 6220-01-519-2892
NSN 6110-00-288-4179
NSN 6150-01-186-3973
NSN 6240-00-079-0112
NSN 6320-00-110-8005
NSN 5905-01-356-4098
NSN 6645-01-555-9856