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		                        | National Stock Number:
 1220-00-764-9132
 
 Federal Supply Class:
 1220
 
 National Item Identification Number:
 007649132
 
 Description:
 DRIVE,BALLISTICS
 
 Detail:
 A DIFFERENTIAL MECHANICAL DEVICE WHICH RECEIVES ANGULAR MOTION FROM A PARALLELOGRAM LINKAGE ATTACHED TO A GUN TRUNNION. IT RECEIVES SUPERELEVATION DATA FROM A COMPUTER, BALLISTICS AND TRANSMITS THE ANGULAR VALUE RECEIVED FROM THE GUN, PLUS SUPERELEVATION DATA TO A GUNNER'S PERISCOPE, THEREBY COMPENSATING FOR THE BALLISTICS OF THE PROJECTILE. IT ALSO PROVIDES SYNCHRONIZATION TO THE RANGE FINDER, FIRE CONTROL. IT MAY INCLUDE A TEMPERATURE COMPENSATING LINKAGE.
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 Manufacturer Information:
 
 | 7649132 | 19200 | US ARMY ARDEC RDECOM | 
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 Techincal Specification:
 
 | GENERAL CHARACTERISTICS ITEM DESCRIPTION | ITEM CONSISTS OF 1 ARM ASSEMBLY 7652242,1 CONNECTOR ASSEMBLY 7649233,1BALLISTIC UNIT ASSEMBLY 7652238,1 PLATE 8565383,1 ROD 7652213,1 CONNECTOR ASSEMBLY 7652212,WITH VARIOUS NUTS,SCREWS,AND WASHERS | 
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