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 6130-01-576-2664
NSN 5998-00-929-3950
NSN 6105-00-652-6849
NSN 4140-00-561-6749
NSN 6645-00-989-2972
NSN 6145-01-367-6413
NSN 6240-01-206-4809
NSN 6620-01-068-4498
NSN 5945-01-307-8356
NSN 6610-01-371-3006
NSN 6320-01-094-2634
NSN 7035-01-027-2259