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 5998-01-585-2310
NSN 6150-01-161-7689
NSN 5930-01-423-1040
NSN 5950-01-437-8846
NSN 5996-01-070-9911
NSN 5905-01-350-1961
NSN 5925-00-353-0612
NSN 6150-00-281-9482
NSN 5985-00-410-3485
NSN 5990-01-130-4959
NSN 5930-01-351-0189
NSN 5915-01-424-0767