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 6105-01-510-5312
NSN 6220-01-550-4358
NSN 4140-01-326-0723
NSN 5925-01-323-0907
NSN 4140-00-205-6491
NSN 5960-01-579-1661
NSN 5975-01-283-4085
NSN 5945-01-009-6832
NSN 4140-00-138-4139
NSN 5895-00-900-2381
NSN 6105-00-813-3645
NSN 7035-01-160-4423