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 6620-01-422-9708
NSN 5975-01-060-0535
NSN 5920-01-230-9572
NSN 4140-01-656-2825
NSN 5920-01-035-2503
NSN 6150-01-157-8726
NSN 5996-00-143-9377
NSN 6320-01-176-8367
NSN 7035-01-576-9617
NSN 6610-00-430-5208
NSN 5975-00-754-4035
NSN 6620-01-248-0358