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 5905-01-572-3053
NSN 5996-01-554-1488
NSN 5905-01-151-1194
NSN 5996-01-014-6103
NSN 5895-00-484-8112
NSN 5985-00-548-4298
NSN 5925-01-164-9681
NSN 6145-01-346-3921
NSN 5990-01-307-4489
NSN 5985-01-432-0157
NSN 5915-00-790-3722
NSN 5996-01-018-0813