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 6145-00-989-3199
NSN 5915-00-836-7425
NSN 5910-01-082-5335
NSN 6110-00-127-9957
NSN 6135-00-321-6707
NSN 6645-01-219-5911
NSN 6610-01-327-3187
NSN 5965-01-176-3227
NSN 6620-00-842-9224
NSN 6240-00-018-6836
NSN 6320-00-831-2227
NSN 5925-00-841-0679