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 6145-01-569-6080
NSN 6110-00-592-7474
NSN 5990-01-605-4769
NSN 5915-00-754-7861
NSN 5930-00-243-8508
NSN 5996-01-474-6834
NSN 6240-01-520-3390
NSN 6240-01-280-5347
NSN 6220-01-195-2560
NSN 5855-01-517-7325
NSN 4140-00-451-6132
NSN 6220-01-486-5749