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 6130-01-561-3868
NSN 5920-01-202-1307
NSN 7035-00-155-9513
NSN 6645-01-629-9657
NSN 5950-01-220-7309
NSN 5920-01-324-9753
NSN 6110-01-009-7744
NSN 2925-01-139-5144
NSN 5950-00-823-4784
NSN 5835-00-729-9305
NSN 5996-01-507-3715
NSN 5905-01-604-7270