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 5915-00-206-0086
NSN 5975-01-371-1086
NSN 6620-01-488-9547
NSN 7035-01-445-3563
NSN 6130-00-535-4494
NSN 6130-01-080-8766
NSN 7035-01-038-0847
NSN 6145-01-573-3328
NSN 5990-01-529-8433
NSN 6220-01-005-9192
NSN 6645-01-193-4118
NSN 5915-00-903-3595