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 6145-00-883-7420
NSN 6105-00-869-4000
NSN 6685-01-297-7983
NSN 6150-01-090-0237
NSN 5895-01-213-9043
NSN 6685-01-026-0111
NSN 6620-00-088-8795
NSN 5905-01-261-9516
NSN 5835-01-122-0068
NSN 5975-01-226-5434
NSN 4140-00-499-8330
NSN 6320-01-192-0332