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 6220-00-262-0017
NSN 6240-01-195-4511
NSN 5975-01-649-6388
NSN 6645-01-113-8979
NSN 6145-00-255-1480
NSN 5910-00-969-8072
NSN 6145-00-768-8976
NSN 5960-00-912-1114
NSN 4140-01-513-6746
NSN 5950-01-430-3338
NSN 5998-00-146-7529
NSN 5975-01-086-4488