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 6150-00-455-9463
NSN 5910-01-065-0977
NSN 6685-01-443-4207
NSN 6240-01-420-6495
NSN 6650-00-490-2637
NSN 5895-01-311-9172
NSN 5965-01-571-7009
NSN 5945-00-287-8022
NSN 5925-00-981-9006
NSN 6220-00-660-5539
NSN 5945-00-431-3744
NSN 5950-00-264-5646