No plating on inside surface
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 5915-01-403-2599
NSN 6220-01-600-2860
NSN 6650-01-364-8504
NSN 5925-01-487-2292
NSN 5960-01-129-8504
NSN 5985-00-081-9142
NSN 5935-01-412-7916
NSN 6645-00-503-1379
NSN 5945-00-081-2754
NSN 5996-01-413-2350
NSN 5985-01-394-4982
NSN 6135-00-170-8819