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 4140-01-241-7870
NSN 6685-01-449-0699
NSN 6240-01-054-2289
NSN 5990-01-345-1468
NSN 4140-01-023-8846
NSN 6240-01-648-2327
NSN 5905-01-576-6249
NSN 5855-01-147-6024
NSN 5998-00-676-6279
NSN 5950-01-143-7096
NSN 5925-01-119-1103
NSN 6135-01-545-6582