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: Other articles of iron or steel not wire nesoi
NSN 6645-01-648-4439
NSN 5975-00-153-0050
NSN 6220-01-301-8637
NSN 5950-00-023-1915
NSN 5895-01-227-7060
NSN 5905-01-017-9879
NSN 6110-00-583-9821
NSN 6240-00-028-9568
NSN 5915-01-224-3038
NSN 2925-00-972-8180
NSN 5925-00-328-2136
NSN 5855-01-483-2774