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 5975-01-222-0594
NSN 5915-01-025-5820
NSN 6610-01-466-9985
NSN 6220-01-003-2497
NSN 5965-01-381-4879
NSN 5999-01-659-0046
NSN 6135-00-738-5571
NSN 5930-00-479-4114
NSN 6135-00-334-4500
NSN 5996-00-283-7385
NSN 7035-00-465-3298
NSN 5998-01-248-8003