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 plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 5960-00-628-2003
NSN 5835-00-941-4959
NSN 5960-01-449-1310
NSN 6145-01-115-6642
NSN 5895-01-091-6252
NSN 6620-01-504-1827
NSN 5910-01-031-1031
NSN 5985-01-374-4256
NSN 5996-01-623-8237
NSN 5855-01-538-6085
NSN 5996-01-334-0122
NSN 6135-00-455-2425