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 6130-00-448-2911
NSN 5935-01-515-7112
NSN 6240-00-076-2752
NSN 5960-00-098-8847
NSN 6610-00-216-6538
NSN 6685-00-936-2928
NSN 6110-00-729-9467
NSN 6145-00-868-0714
NSN 5835-01-457-7951
NSN 5996-01-205-1539
NSN 6110-00-997-6581
NSN 5998-00-594-8460