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 6130-00-705-7953
NSN 6685-00-028-6865
NSN 5915-01-111-0460
NSN 6130-01-090-1214
NSN 2925-00-881-3770
NSN 5905-01-530-2075
NSN 5925-01-547-0661
NSN 6320-01-245-5307
NSN 6135-00-816-9052
NSN 4140-01-183-9424
NSN 6620-00-938-1789
NSN 6240-00-103-6646