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 5915-01-608-4053
NSN 5950-01-282-3926
NSN 2925-01-487-0886
NSN 2925-01-364-7926
NSN 6130-00-533-3339
NSN 5975-01-100-3222
NSN 5990-01-045-7754
NSN 5985-01-355-9748
NSN 6645-00-754-4108
NSN 5930-01-116-6189
NSN 5960-01-241-9078
NSN 5835-00-779-2836