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 aluminum nesoi
NSN 6135-01-156-4627
NSN 6610-01-455-9137
NSN 6220-01-158-5956
NSN 5935-01-577-0105
NSN 5895-00-065-9548
NSN 5950-00-293-8260
NSN 6320-01-239-3936
NSN 5975-00-191-2884
NSN 6105-01-421-2644
NSN 5985-00-991-0604
NSN 6135-01-333-6101
NSN 4140-00-850-9332