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 5925-01-237-5229
NSN 5855-01-085-5354
NSN 5930-01-128-3238
NSN 5925-01-013-9650
NSN 6645-00-664-4665
NSN 5965-01-175-4839
NSN 5985-01-279-1069
NSN 7035-00-803-3056
NSN 5915-01-548-0925
NSN 5965-01-535-0553
NSN 5960-00-422-0578
NSN 5925-00-401-2739