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 6105-00-197-2128
NSN 5915-00-988-6186
NSN 6150-01-037-2670
NSN 5925-01-569-1558
NSN 6130-01-512-0183
NSN 5965-00-812-9158
NSN 4140-00-513-1089
NSN 5950-00-326-1814
NSN 5975-00-168-0392
NSN 6650-01-648-9915
NSN 6150-01-326-8519
NSN 5985-01-089-9904