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 lead, nesoi
NSN 6220-01-410-7555
NSN 6150-01-360-8207
NSN 5990-01-011-0683
NSN 5915-00-170-6775
NSN 5975-01-143-4802
NSN 6610-01-159-0438
NSN 5930-00-104-6148
NSN 6105-00-273-1106
NSN 6645-00-900-5830
NSN 5910-00-267-9509
NSN 6110-01-410-7637
NSN 5960-01-641-5493