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 6110-00-196-0625
NSN 6240-01-093-5553
NSN 4140-01-453-9022
NSN 6620-00-343-8229
NSN 6130-01-474-2846
NSN 6135-01-222-0703
NSN 5905-01-082-5254
NSN 5975-00-126-0415
NSN 5910-01-514-7309
NSN 5915-00-532-7023
NSN 5998-01-011-6331
NSN 5915-00-137-8008