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 5930-01-102-5671
NSN 6145-01-111-3626
NSN 6320-01-441-2438
NSN 5910-01-616-3821
NSN 5905-01-276-0600
NSN 5998-00-661-0380
NSN 6135-01-332-0431
NSN 6645-00-276-7544
NSN 5990-01-492-6575
NSN 6135-00-932-3136
NSN 5996-01-082-5854
NSN 7035-01-449-1189