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 6110-00-146-2114
NSN 5920-00-828-0148
NSN 7035-00-365-3989
NSN 5965-00-081-9412
NSN 5990-00-419-0236
NSN 5975-00-780-0792
NSN 6650-00-938-6785
NSN 5910-01-569-7856
NSN 5965-00-529-0602
NSN 5960-01-573-6483
NSN 5855-01-088-8700
NSN 7035-01-004-8819