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 5960-01-101-5672
NSN 5895-01-380-9843
NSN 6150-00-221-6684
NSN 6145-01-534-2001
NSN 5920-00-221-6439
NSN 6145-01-014-5209
NSN 6650-01-614-0947
NSN 6220-01-200-6461
NSN 5975-01-634-0678
NSN 6145-01-035-3380
NSN 5945-01-429-9824
NSN 6240-00-812-2998