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		                             National Stock Number: 1005-01-215-8178
  Federal Supply Class: 1005
  National Item Identification Number: 012158178
  Description: SUPPORT,BARREL
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  Manufacturer Information:
 | 387-3556-3 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |  | 387-3556-3 | 1YQE8 | ALLIANT TECHSYSTEMS OPERATIONS LLC |  | 387-3556-3 | 32887 | PREMA ENGINEERING CORP |  | 387-3556-3 | 8KP69 | NORTHROP GRUMMAN SYSTEMS CORP |   
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  Techincal Specification:
 | GENERAL CHARACTERISTICS ITEM DESCRIPTION | X4130 SEAMLESS STEEL TUBING PER MIL-T-6736,TYPE 1,COND. A,OR ASTM A-519;HEAT TREATED TO ROCKWELL RC34-38,PER MIL-H-6875; PHOSPHATE COATED PER DOD-P-16232,TYPE M,CLASS I; 446.0 MM. LG.; 79.0 MM. OVERALL DIA.; 6 HOLES ARE 43.0MM. DIA. |  | PROPRIETARY CHARACTERISTICS | PACS |   
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