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: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 5996-00-952-3452
NSN 6610-01-330-1895
NSN 7035-01-287-9817
NSN 5925-01-326-1828
NSN 6105-00-627-5876
NSN 5998-01-129-3244
NSN 5960-01-084-7381
NSN 4140-01-440-5856
NSN 5925-00-231-8668
NSN 6130-01-274-3601
NSN 6645-00-895-1515
NSN 6320-01-547-2743