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 6620-00-715-8064
NSN 5895-01-292-3584
NSN 5985-01-555-7269
NSN 5945-00-085-4262
NSN 6145-01-111-7713
NSN 5930-01-350-2409
NSN 6105-00-123-9016
NSN 5915-01-501-0720
NSN 5985-00-969-4628
NSN 5910-01-213-9055
NSN 5990-01-118-8624
NSN 6135-01-351-2690