Not casehardened; hole shape: round; shape: round
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.
NSN 5905-00-336-7859
NSN 6240-01-564-9098
NSN 5945-01-019-1910
NSN 6110-01-134-4103
NSN 6105-00-112-5323
NSN 5998-01-383-6956
NSN 7035-01-441-8363
NSN 6105-00-518-1854
NSN 5975-01-362-2535
NSN 6320-01-422-1212
NSN 6135-01-056-4609
NSN 5950-00-983-5401