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 5990-00-075-8547
NSN 5985-01-371-3067
NSN 6320-00-393-0138
NSN 6240-00-438-6999
NSN 5905-01-053-0165
NSN 5999-00-873-7036
NSN 5985-01-006-5791
NSN 6220-01-602-3630
NSN 5905-01-605-0497
NSN 6685-00-160-6390
NSN 5905-01-485-8820
NSN 7035-00-585-2113