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 5930-01-437-9787
NSN 5895-01-433-2807
NSN 6145-01-428-2150
NSN 6110-01-146-1540
NSN 4140-00-497-8402
NSN 5935-01-422-3228
NSN 5975-01-385-0732
NSN 5985-00-248-8876
NSN 6150-01-491-4903
NSN 5950-00-321-8045
NSN 6220-01-329-4499
NSN 5905-01-106-8222