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 6650-01-358-9800
NSN 6130-00-147-3783
NSN 2925-01-320-6512
NSN 5945-01-334-2636
NSN 5930-00-366-1357
NSN 6645-00-935-7046
NSN 6645-01-334-7326
NSN 6130-00-196-0618
NSN 5990-00-952-7100
NSN 6650-00-338-7350
NSN 5915-01-525-7731
NSN 6110-00-476-7186