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 nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 6320-01-544-6447
NSN 5935-01-634-0668
NSN 6650-01-248-5775
NSN 6220-01-437-6782
NSN 6610-01-533-1115
NSN 5835-01-457-7951
NSN 6610-00-353-9990
NSN 2925-01-476-3224
NSN 5985-01-529-6488
NSN 5960-00-266-6741
NSN 6645-00-240-4749
NSN 5905-00-155-4767