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.
NSN 4140-00-179-0200
NSN 5935-01-065-0818
NSN 5895-00-724-5347
NSN 5895-01-246-0731
NSN 6145-01-564-6288
NSN 5950-00-722-0983
NSN 2925-01-624-5647
NSN 5915-01-633-9845
NSN 5985-01-501-5125
NSN 6240-01-587-0923
NSN 5895-00-072-7709
NSN 5998-01-474-0809