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 6150-01-570-5361
NSN 5895-00-187-1628
NSN 7035-00-299-7150
NSN 6685-01-066-2901
NSN 5990-01-177-2838
NSN 6150-00-281-9482
NSN 6645-00-678-0914
NSN 5960-01-614-0489
NSN 6320-00-636-0922
NSN 6320-01-547-2743
NSN 5960-01-170-4057
NSN 6150-00-959-6164