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 6610-00-033-8719
NSN 5950-00-215-6587
NSN 5985-01-053-2966
NSN 6220-01-259-2430
NSN 5975-01-176-8438
NSN 6110-01-492-1002
NSN 5915-00-256-4442
NSN 6650-01-173-1952
NSN 6220-01-571-8879
NSN 5930-00-126-7382
NSN 2925-01-408-9485
NSN 6685-01-608-4694