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 6130-01-541-9389
NSN 5910-01-352-5068
NSN 5855-01-023-3727
NSN 5910-01-645-3052
NSN 6620-01-553-0592
NSN 6110-01-160-8589
NSN 6150-01-570-6284
NSN 6620-01-383-7519
NSN 6135-01-364-0667
NSN 5950-00-203-5809
NSN 6620-00-833-6786
NSN 5950-01-519-7928