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 6610-00-425-7684
NSN 5945-01-237-2591
NSN 6240-01-107-9795
NSN 6110-00-044-3054
NSN 6110-01-626-4629
NSN 6135-01-367-6203
NSN 6220-00-311-4291
NSN 5945-01-224-6192
NSN 6685-01-024-9922
NSN 5999-01-413-5828
NSN 5945-01-387-3856
NSN 2925-00-351-1015