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		                        | National Stock Number:
 3815-00-514-5102
 
 Federal Supply Class:
 3815
 
 National Item Identification Number:
 005145102
 
 Description:
 BOOM EXTENSION,MIDDLE,CRANE
 
 Detail:
 A LATTICE-TYPE METAL STRUCTURE WITH FACILITIES DESIGNED FOR ATTACHING TO THE CENTER OF A CRANE BOOM TO INCREASE ITS LENGTH.
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 Manufacturer Information:
 
 | MC414 | 59690 | KOEHRING CO LORAIN DIV |  | MC414 | 8E499 | KOEHRING CRANES AND EXCAVATORS INC SUB OF NORTHWEST ENGINEERING CO | 
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 Techincal Specification:
 
 | END COUPLING TYPE | PIN |  | OVERALL LENGTH | 5.000 FEET NOMINAL |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY ITEM NAME,BOOM LENGTH AND TYPE OF COUPLING |  | USAGE DESIGN | GENERAL | 
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