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 5990-00-274-3225
NSN 5910-01-417-3160
NSN 5855-01-552-4759
NSN 6685-00-150-2779
NSN 6610-01-525-8235
NSN 5985-01-163-6221
NSN 5990-01-078-1294
NSN 6220-01-320-9490
NSN 5935-01-414-7474
NSN 7035-01-194-6332
NSN 6105-01-116-3439
NSN 5960-01-394-3846