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 5920-01-512-9897
NSN 5950-01-475-2288
NSN 5920-01-323-4525
NSN 5985-00-392-9061
NSN 5960-00-145-5378
NSN 6645-01-361-8947
NSN 5910-00-156-0993
NSN 6320-01-578-6006
NSN 6145-01-365-6527
NSN 5950-01-436-1219
NSN 5905-01-180-0554
NSN 5960-00-884-2535