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 6110-01-168-8600
NSN 5835-00-594-4921
NSN 6610-01-538-0016
NSN 5996-01-202-8127
NSN 6240-01-567-8935
NSN 5920-01-598-8555
NSN 5999-01-379-3460
NSN 6685-01-453-9327
NSN 6150-01-238-9292
NSN 6130-01-198-3313
NSN 6685-01-089-8141
NSN 6685-01-496-5526