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 5975-01-634-0678
NSN 5935-01-323-5361
NSN 5920-01-117-0518
NSN 6220-01-166-4909
NSN 2925-01-197-7864
NSN 2925-01-271-8727
NSN 6610-01-460-2785
NSN 5975-01-585-7513
NSN 6645-00-580-9605
NSN 5930-01-551-6392
NSN 6110-00-772-0093
NSN 5835-00-060-9889