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 7035-01-222-0729
NSN 6240-00-103-0058
NSN 2925-00-035-5633
NSN 6135-01-511-1975
NSN 5990-01-175-2597
NSN 6610-00-199-8915
NSN 6645-00-177-4729
NSN 6110-00-271-9928
NSN 6650-01-005-0714
NSN 5998-00-857-7114
NSN 5985-01-111-1580
NSN 5855-00-337-3679