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 5965-01-468-1904
NSN 6110-01-363-1264
NSN 6650-01-141-5999
NSN 5930-01-536-3033
NSN 5925-01-425-1842
NSN 6685-01-107-7540
NSN 6320-00-575-6072
NSN 6130-00-833-7763
NSN 6240-01-285-7857
NSN 6610-00-312-5148
NSN 5935-00-074-3213
NSN 6685-01-360-8296