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 5855-00-629-5343
NSN 5985-00-246-3875
NSN 5930-01-582-6435
NSN 5960-00-349-7650
NSN 5996-01-087-0414
NSN 6645-01-219-1862
NSN 6240-00-683-0725
NSN 6130-01-518-0271
NSN 5975-01-322-6464
NSN 5920-00-251-1472
NSN 6145-01-643-6223
NSN 6320-01-166-3602