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 5855-00-058-1293
NSN 5990-01-375-9273
NSN 5945-01-476-8366
NSN 5990-01-312-2638
NSN 5920-00-263-2192
NSN 5910-00-466-3614
NSN 5996-00-247-3808
NSN 5990-00-965-0495
NSN 6320-01-278-9832
NSN 5996-01-540-9909
NSN 6685-00-208-0113
NSN 6610-00-684-7683