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		                        | National Stock Number:
 1005-01-647-7604
 
 Federal Supply Class:
 1005
 
 National Item Identification Number:
 016477604
 
 Description:
 RECEIVER,CARTRIDGE
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 Manufacturer Information:
 
 | 408JXN00553-8 | 12255 | NAVY, UNITED STATES DEPARTMENT OF THE | 
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 Techincal Specification:
 
 | SPECIAL FEATURES | S 14.5-INCH HEAVY BARREL RIS URG II SF IS A COMPLETE UPPER RECEIVER ASSEMBLY THAT ATTACHES TO M4/M4A1 LOWER RECEIVERS. CONSISTS OF A SERIALIZED UPPER RECEIVER, URG RAIL 14.5 INCH, AND EITHER A 14.5 HEAVY BARREL OR 14.5 LIGHT BARREL CONFIGURATION WITH MUZZLE COMPENSATOR NSN 1005-00-599-7048,FOLDING FRONT SIGHTS (FLIP UP) NSN 1005-01-473-1410 AND FORWARD SLING MOUNT NSN 1005-01-597-2340. | 
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