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 5920-00-001-9100
NSN 5920-01-401-5315
NSN 5920-00-070-8712
NSN 5905-00-941-7780
NSN 6685-01-135-9810
NSN 6240-00-357-7976
NSN 5945-01-164-0624
NSN 6130-01-560-4988
NSN 5920-01-126-6722
NSN 6620-01-619-3980
NSN 5915-01-505-1685
NSN 2925-00-336-8364