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 5960-01-112-2321
NSN 5930-00-128-1883
NSN 6150-00-156-6080
NSN 2925-00-428-6349
NSN 5998-01-360-7274
NSN 5999-01-150-7127
NSN 6105-01-060-3236
NSN 2925-01-274-8576
NSN 6320-01-246-4390
NSN 6685-01-386-4802
NSN 5985-00-136-4348
NSN 5905-01-300-0554