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 5998-01-513-8587
NSN 5835-01-357-9235
NSN 6150-01-603-8836
NSN 5998-00-292-4954
NSN 6650-00-796-9972
NSN 6685-01-437-7778
NSN 5960-00-233-5488
NSN 7035-00-763-6180
NSN 5925-00-900-5354
NSN 5990-01-101-7602
NSN 7035-01-173-1513
NSN 5998-00-031-0974