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 5915-01-199-1202
NSN 5950-00-862-5278
NSN 5945-01-297-0814
NSN 6685-01-502-1933
NSN 5925-01-552-9782
NSN 6645-00-849-4429
NSN 5925-01-543-6735
NSN 6645-01-101-2877
NSN 5855-00-149-0766
NSN 5935-00-067-6708
NSN 5910-00-371-9915
NSN 6110-00-433-8014