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 5945-01-344-9786
NSN 5935-00-085-4730
NSN 5925-01-211-3412
NSN 6135-00-635-9187
NSN 5895-01-475-4150
NSN 5920-01-519-4984
NSN 5999-01-272-0467
NSN 4140-01-156-0445
NSN 5950-01-360-3716
NSN 6645-01-400-2119
NSN 5925-00-984-2163
NSN 5945-01-548-2240