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 5925-01-569-8557
NSN 6145-00-621-0225
NSN 6150-01-013-0309
NSN 6240-01-122-4263
NSN 5945-01-338-5490
NSN 5950-01-387-2257
NSN 6135-00-951-3426
NSN 4140-01-535-8719
NSN 7035-01-480-4267
NSN 5895-00-631-6178
NSN 5915-00-074-4387
NSN 5855-01-264-8599