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 5998-00-153-3204
NSN 6685-01-291-8823
NSN 6685-01-193-7866
NSN 5835-01-268-1924
NSN 6220-00-391-1076
NSN 6620-01-207-0667
NSN 6110-01-327-6630
NSN 5855-01-586-9232
NSN 5835-00-356-3825
NSN 5950-01-090-5612
NSN 6610-01-226-2347
NSN 6685-00-760-8028