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 6650-00-683-9128
NSN 6610-00-065-8117
NSN 5925-01-196-9282
NSN 5920-00-509-5073
NSN 5998-01-302-7563
NSN 5985-00-289-9862
NSN 2925-01-197-7864
NSN 5915-01-203-1131
NSN 5990-01-127-9294
NSN 5975-01-423-1102
NSN 5985-01-555-6721
NSN 5996-01-543-6499