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 6110-00-246-3941
NSN 2925-01-274-8576
NSN 6150-01-481-4183
NSN 6650-00-107-8509
NSN 5945-01-190-1295
NSN 6130-00-281-2828
NSN 6110-00-553-1025
NSN 6645-01-421-6909
NSN 6110-01-323-5273
NSN 6645-01-411-5657
NSN 5985-01-407-8521
NSN 5960-01-262-5048