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 5998-01-111-8946
NSN 5855-01-433-2220
NSN 5905-00-519-0582
NSN 5925-01-420-2890
NSN 6650-01-090-8576
NSN 5855-01-440-9880
NSN 5960-01-163-8905
NSN 6645-01-125-6811
NSN 6620-01-521-0580
NSN 6620-01-020-1722
NSN 6135-01-277-7907
NSN 6240-01-360-5133