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: Articles of lead, nesoi
NSN 5915-00-570-0145
NSN 5990-01-271-8130
NSN 6650-01-649-0228
NSN 6105-00-647-3955
NSN 2925-00-684-7708
NSN 5998-01-215-9924
NSN 6135-01-456-2924
NSN 5855-01-535-6275
NSN 5975-01-085-4892
NSN 5960-00-764-7164
NSN 7035-00-251-8201
NSN 6150-01-571-2912