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 5925-01-417-9170
NSN 6685-01-467-2233
NSN 5950-00-598-3643
NSN 5960-00-842-2180
NSN 4140-01-527-3438
NSN 5965-01-580-7410
NSN 5905-01-421-1241
NSN 5855-01-443-0381
NSN 6685-01-136-3479
NSN 5935-01-203-5912
NSN 6105-00-156-9084
NSN 2925-01-543-0073