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 5985-00-710-5473
NSN 5965-01-546-4628
NSN 6135-01-633-8502
NSN 6135-01-274-3546
NSN 5930-01-549-8160
NSN 6320-00-270-8222
NSN 6650-01-050-8680
NSN 5950-01-138-0683
NSN 6620-00-816-9755
NSN 6645-01-544-9475
NSN 6105-01-448-0936
NSN 6105-00-146-9946