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 5920-01-232-1453
NSN 6220-01-170-6913
NSN 5925-01-439-5040
NSN 5975-01-268-0687
NSN 5965-01-345-6248
NSN 5905-00-319-2469
NSN 5855-01-364-9810
NSN 5996-00-413-4416
NSN 5945-00-060-8107
NSN 6110-01-475-3558
NSN 6150-00-866-2832
NSN 6220-01-047-7325