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.
Classification: Other articles of iron or steel not wire nesoi
NSN 6240-01-415-2349
NSN 5910-00-903-3086
NSN 7035-01-337-1729
NSN 5910-01-625-0582
NSN 6150-01-464-4299
NSN 6150-00-058-8669
NSN 5895-00-682-9339
NSN 5985-00-104-3574
NSN 5910-01-282-2031
NSN 6685-01-205-8047
NSN 5925-01-565-8911
NSN 5998-01-014-9265