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 5960-01-171-1664
NSN 5985-00-284-3354
NSN 5985-00-754-8002
NSN 6650-01-483-0938
NSN 6645-01-377-2553
NSN 5935-01-060-2751
NSN 6135-01-265-1384
NSN 5960-01-425-1454
NSN 5855-01-344-8688
NSN 5945-00-215-8287
NSN 5990-01-517-7848
NSN 6130-00-891-8800