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 5985-00-613-2249
NSN 6145-01-056-5171
NSN 4140-01-151-3338
NSN 6650-01-461-1559
NSN 7035-00-079-7189
NSN 6320-00-504-1214
NSN 5950-00-494-8255
NSN 6685-01-111-5288
NSN 6650-01-368-1554
NSN 5990-01-562-4521
NSN 7035-01-641-2237
NSN 6240-01-248-0424