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: Articles of aluminum nesoi
NSN 6150-01-581-9736
NSN 6645-01-426-0206
NSN 5950-00-003-3578
NSN 5965-01-210-7784
NSN 5855-00-925-0114
NSN 5905-00-168-9319
NSN 6610-01-180-2184
NSN 6130-01-381-1046
NSN 6240-01-465-7712
NSN 5855-00-990-0701
NSN 5975-01-364-4065
NSN 5895-01-644-9429