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 5950-00-313-9509
NSN 5835-00-823-6116
NSN 5910-01-589-2490
NSN 5985-00-991-3546
NSN 5999-00-925-9535
NSN 6130-01-277-1504
NSN 5915-01-484-4204
NSN 6220-01-345-4865
NSN 5990-00-513-5328
NSN 6220-01-076-5345
NSN 5930-00-880-6485
NSN 6620-00-901-7848