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 6130-01-327-0703
NSN 5975-01-298-8596
NSN 5905-01-472-2366
NSN 5925-01-045-5316
NSN 2925-01-582-8156
NSN 5960-01-552-8601
NSN 5930-01-118-1411
NSN 5915-01-596-4537
NSN 5960-01-429-5897
NSN 6645-01-500-0827
NSN 5990-01-152-3460
NSN 5950-01-255-3506