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 6240-00-606-8866
NSN 5910-00-261-3413
NSN 6620-01-610-5081
NSN 6320-00-186-6452
NSN 2925-01-544-3018
NSN 6145-01-131-6891
NSN 6610-01-224-7247
NSN 6645-01-437-9017
NSN 4140-01-042-9066
NSN 6135-01-100-3593
NSN 5965-01-381-2998
NSN 6150-00-424-2955