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 2925-00-131-7626
NSN 5990-01-448-2751
NSN 5930-00-235-9767
NSN 5965-01-258-8735
NSN 6240-00-646-6931
NSN 5935-01-363-5589
NSN 6105-00-754-8248
NSN 5950-01-198-6286
NSN 5975-01-320-9036
NSN 5975-01-062-2987
NSN 5835-00-378-1429
NSN 5920-01-413-1608