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 5895-00-617-6340
NSN 4140-01-443-3792
NSN 5999-01-370-7215
NSN 5950-01-442-6188
NSN 6645-00-483-1392
NSN 5950-01-025-5826
NSN 4140-01-487-4394
NSN 5965-01-512-9925
NSN 5925-01-237-2501
NSN 6130-01-165-9419
NSN 6145-01-417-5762
NSN 5935-01-155-3746