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 5915-00-468-3911
NSN 2925-01-368-5773
NSN 5905-01-153-9603
NSN 2925-01-040-6354
NSN 5855-01-179-2702
NSN 5915-00-470-0586
NSN 6130-01-265-7225
NSN 4140-00-035-4997
NSN 6145-01-349-1731
NSN 6650-01-617-7059
NSN 5945-00-532-2339
NSN 6610-01-369-9978