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 5895-00-891-4498
NSN 5945-00-110-7362
NSN 5920-01-064-5683
NSN 6110-01-458-6647
NSN 6320-00-593-0379
NSN 5950-00-136-9657
NSN 5985-01-426-0667
NSN 6105-01-468-5605
NSN 2925-00-113-1835
NSN 6685-00-767-7514
NSN 6620-00-226-2285
NSN 6220-01-502-0243