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.
NSN 5910-01-020-7700
NSN 6135-01-532-7951
NSN 5998-00-440-6333
NSN 5915-01-419-9719
NSN 5996-01-443-4713
NSN 6610-01-041-1880
NSN 6320-01-600-5808
NSN 6135-00-248-4102
NSN 5855-01-432-2487
NSN 5950-01-193-5358
NSN 6650-01-158-4236
NSN 6685-00-285-3272