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 5985-01-484-7867
NSN 6135-01-286-9563
NSN 2925-01-345-9439
NSN 5975-00-810-8189
NSN 5990-01-357-6175
NSN 6145-00-269-2388
NSN 5945-01-020-7897
NSN 6650-01-379-1353
NSN 6220-01-398-4130
NSN 5925-00-801-7120
NSN 5945-01-175-4361
NSN 5905-01-148-2343