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 6620-01-385-2250
NSN 5925-01-245-4443
NSN 5855-01-448-9794
NSN 5990-01-605-9026
NSN 5855-01-359-8592
NSN 5925-00-552-6491
NSN 5930-00-764-8240
NSN 5998-01-433-2531
NSN 6320-01-177-3192
NSN 5930-00-911-3073
NSN 6620-00-286-5721
NSN 5965-01-496-1633