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 6645-00-321-6071
NSN 5960-01-246-4809
NSN 6150-00-200-7644
NSN 5960-01-412-0619
NSN 5960-00-954-7760
NSN 6685-01-445-5607
NSN 5950-00-086-1038
NSN 5935-01-519-2522
NSN 5910-00-269-4755
NSN 6135-01-565-3284
NSN 5935-00-763-0072
NSN 6105-00-189-0515