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		                        | National Stock Number:
 3820-00-445-3766
 
 Federal Supply Class:
 3820
 
 National Item Identification Number:
 004453766
 
 Description:
 DRILL,PNEUMATIC,DRIFTER
 
 Detail:
 A PNEUMATIC POWERED MACHINE EITHER MOUNTED OR DESIGNED TO BE MOUNTED ON COLUMNS, TRIPODS, WHEELS, CRAWLERS, QUARRY BARS, OR THE LIKE. THIS ITEM CONTAINS A MECHANISM WHICH IMPARTS AN IMPACT AND INTERMITTENT ROTARY MOTION TO A DRILLING TOOL IN DRILLING ROCKLIKE FORMATIONS. IT MAY BE PROVIDED WITH A HAND OR POWER FEED MECHANISM. SEE ALSO DRILL, PNEUMATIC, SINKER.
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 Manufacturer Information:
 
 | MILD21201 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |  | MS5450ADR | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |  | MS5450ADR | 89413 | SULLIVAN MACHINERY CO | 
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 Techincal Specification:
 
 | DIAMETER | 1.500 INCHES NOMINAL |  | FEED LENGTH | 141.250 INCHES NOMINAL |  | FEED METHOD | POWER |  | MOUNTING CHARACTERISTIC | MOUNTED |  | MOUNTING TYPE | CRAWLER |  | NONDEFINITIVE SPEC/STD DATA | B SIZE |  | PROPULSION METHOD | AIR-MOTOR |  | ROD SHANK TYPE | LUGGED |  | ROD SHANK CROSS-SECTIONAL SHAPE | ROUND |  | ROD SHANK LENGTH | 3.813 INCHES NOMINAL |  | USAGE DESIGN | DRY |  | WEIGHT | 240.0 POUNDS NOMINAL | 
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