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 6320-00-500-4172
NSN 6130-01-305-3678
NSN 5915-00-346-4697
NSN 5930-00-080-4436
NSN 6650-01-598-4548
NSN 5998-01-549-3050
NSN 5855-01-042-7990
NSN 5990-01-286-0601
NSN 6135-01-341-9814
NSN 6135-00-767-0331
NSN 6650-01-312-3467
NSN 5935-01-644-8831