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		                             National Stock Number: 1560-01-364-4016
  Federal Supply Class: 1560
  National Item Identification Number: 013644016
  Description: DUCT ASSEMBLY,AIR CONDITIONING-HEATING,AIRCRAFT
  Detail: A hollow body used to transport air to various parts of the aircraft for the purpose of heating, cooling, pressurizing, de-icing, and the like. It may include flange(s), bracket(s), and the like for mounting purposes. Excludes pipes used in aircraft exhaust systems and pipes used in non-aircraft applications. Excludes PIPE, EXHAUST and PIPE, AIR CONDITIONING-HEATING. 
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  Manufacturer Information:
 | 1128EC41211-5 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |  | 1128EC41211-5 | 3Y582 | WELDING METALLURGY, INC. |  | 128EC41211-5 | 3Y582 | WELDING METALLURGY, INC. |   
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  Techincal Specification:
 | AIRCRAFT MISSION DESIGN SERIES | EA-6B |  | MATERIAL THICKNESS | 0.035 INCHES NOMINAL |  | OVERALL LENGTH | 22.380 INCHES NOMINAL |   
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