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 5920-00-341-6340
NSN 5945-01-485-5043
NSN 2925-01-328-4394
NSN 6135-00-269-5843
NSN 5835-00-856-2437
NSN 7035-01-502-6764
NSN 6645-00-319-8498
NSN 5920-01-433-2791
NSN 5915-00-998-4573
NSN 6110-00-311-0823
NSN 5895-00-474-6336
NSN 6320-01-228-2380