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 6145-01-563-0981
NSN 6145-00-216-6613
NSN 5855-00-494-9581
NSN 6320-01-465-2028
NSN 7035-01-589-2396
NSN 6130-00-481-2803
NSN 6135-01-532-5410
NSN 5895-00-491-8280
NSN 6110-01-528-4034
NSN 6135-00-087-5300
NSN 5910-00-082-1499
NSN 5975-00-124-2979