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 5945-01-190-7603
NSN 5950-01-101-5159
NSN 6240-01-342-1588
NSN 5905-01-459-5093
NSN 5930-01-382-9642
NSN 6220-00-900-4439
NSN 6220-00-482-9605
NSN 5930-01-553-8522
NSN 6220-01-106-3215
NSN 5965-01-318-0758
NSN 6320-00-593-0379
NSN 7035-01-157-0028