I/d is chamfered .015 in., o/d .010
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 5910-01-178-6405
NSN 5996-00-174-8480
NSN 6650-00-015-1835
NSN 6610-01-436-2803
NSN 6240-00-740-8901
NSN 5975-01-411-0744
NSN 5835-01-058-6280
NSN 5915-01-500-2147
NSN 5935-01-290-5231
NSN 5990-01-408-6142
NSN 5990-01-491-1397
NSN 6110-01-415-5086