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.
Classification: Made-up articles of textile material, nesoi
NSN 6620-00-031-5312
NSN 4140-01-630-9122
NSN 5975-01-400-4204
NSN 5905-00-752-4112
NSN 6610-01-067-6591
NSN 5925-00-202-0938
NSN 7035-00-946-2642
NSN 5998-00-852-9183
NSN 6240-01-172-5981
NSN 5960-01-063-9667
NSN 2925-01-228-6554
NSN 5990-00-958-8344