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 6150-01-218-6115
NSN 5999-01-634-0576
NSN 5990-00-419-0236
NSN 5835-00-378-1429
NSN 6135-01-520-3618
NSN 5985-00-291-1140
NSN 7035-01-177-2807
NSN 5915-01-357-9468
NSN 5925-01-386-7084
NSN 5950-01-386-3608
NSN 6110-00-583-9821
NSN 5965-00-113-9748