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 5998-01-355-0321
NSN 7035-01-573-0801
NSN 6150-00-020-6386
NSN 6610-00-466-3104
NSN 6220-00-153-9704
NSN 5835-00-419-0575
NSN 6150-01-622-8612
NSN 5930-00-459-9705
NSN 5985-00-061-3182
NSN 5985-01-425-9690
NSN 5945-00-168-1304
NSN 5985-01-166-8291