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 5920-00-484-0377
NSN 5925-01-426-6923
NSN 5935-01-425-2566
NSN 2925-00-778-0645
NSN 6110-01-040-7087
NSN 5930-01-202-8224
NSN 5960-01-599-9821
NSN 6110-01-652-0070
NSN 5965-01-198-3256
NSN 6650-01-134-3644
NSN 6145-01-465-0198
NSN 6610-00-225-2829