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 6320-01-642-2615
NSN 6130-00-138-7799
NSN 5998-01-144-9011
NSN 6685-01-423-8076
NSN 6240-00-941-8507
NSN 6320-01-592-6248
NSN 5855-01-417-3250
NSN 6150-00-785-3272
NSN 5999-01-273-9788
NSN 4140-00-456-2268
NSN 4140-01-207-3577
NSN 6645-01-250-2702