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 6320-01-512-2031
NSN 6685-00-391-8545
NSN 6135-01-025-8109
NSN 5998-00-727-4426
NSN 6320-00-468-8421
NSN 5910-00-316-0944
NSN 6135-00-248-4102
NSN 6645-00-285-8781
NSN 5975-00-829-4113
NSN 6110-01-116-2348
NSN 5855-00-138-2386
NSN 5925-01-059-0275