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22 Cards in this Set
- Front
- Back
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LIST THE NAVAL AIRCRAFT THAT CARRY THE M61A1 20 MM AUTOMATIC GUN
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F-14 AND F-18
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WHEN INSTALLED IN NAVAL AIRCRAFT, THE M61A1 GUN HAS A PILOT SELECTABLE FIRING RATE OF
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4,000 ROUNDS PER MINUTE (GUN LOW)
6,000 ROUNDS PER MINUTE (GUN HIGH) |
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LIST THE PRIMARY PARTS OF THE M61A1 GUN
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BARRELS, HOUSING ASSEMBLY, AND ROTOR ASSEMBLY
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WHAT IS THE PURPOSE OF THE MUZZLE CLAMP ASSEMBLY?
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RESTRAINS INDIVIDUAL BARREL MOVEMENT DURING FIRING.
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THE M61A1 GUN HAS 6 RIFLED BARRELS THAT ARE SECURED TO THE ROTOR BY _________
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3 ROWS OF INTERRUPTED LOCKING LUGS
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WHAT COMPONENT HAS FRONT MOUNTING POINTS SO THE GUN CAN BE MOUNTED IN THE AIRCRAFT?
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A RECOIL ADAPTERS
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THE ROUNDS ARE GUIDED INTO AND OUT OF THE EXTRACTOR LIP OF THE BREECH BOLT ASSEMBLIES BY
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THE GUIDE BAR
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LIST THE PARTS CONTAINED IN THE MAIN BODY OF THE ROTOR ASSEMBLY
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THE ROTOR TRACKS, ROTOR DRIVE GEAR, AND THE LOCKING LUGS
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WHAT ASSEMBLY PROVIDES THE MAIN CAM PATH THAT CONTROLS THE MOVEMENT OF THE BREECH BOLT ASSEMBLIES?
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THE REAR HOUSING ASSEMBLY AND ASSOCIATED PARTS
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WHAT LUBRICANT SHOULD YOU USE FOR THE M61A1 GUN?
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DOD-L-85336 LUBRICANT
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NAME THE TWO CYCLES OF THE M61A1 GUN
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FIRING CYCLE
CLEARING CYCLE |
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WHE DOES THE FIRING CYCLE BEGIN IN THE M61A1 GUN
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WHEN POWER IS APPLIED TO THE FIRING CONTACT ASSEMBLY
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AFTER THE PROJECTILE LEAVES THE BARREL, WHAT COMPONENT REMOVES THE EMPTY CASE FROM THE CHAMBER?
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THE EXTRACTOR LIP OF THE BREECH BOLT ASSEMBLY
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THE MAIN CAM PATH IS ____ SHAPE
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ELLIPTICAL
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LIST, IS SEQUENCE THE 6 OPERATIONS THE BREECH BOLT ASSEMBLY PERFORMS DURING A FULL FIRING CYCLE.
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FEED, CHAMBER, LOCK AND FIRE, UNLOCK, EXTRACT, AND EJECT
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AT WHAT POINT DOES THE CLEARING CYCLE START?
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WHE THE CLEARING SOLENOID IS ENERGIZED.
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THE M61A1 GUN CONTINUES TO RECEIVE ROUNDS DURING THE CLEARING CYCLE. WHAT COMPONENT EJECTS ALL UNFIRED ROUNDS?
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THE GUIDE BAR CAM FINGERS
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WHAT 20MM AMMUNITION IS USED IN THE M61A1 AIRCRAFT GUN SYSTEMS?
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PGU AND M-50 SERIES
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WHAT ARE THE TWO CLAMPS USED TO CONTROL THE BARRELS
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MUZZLE AND MID-BARREL
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HOW IS THE GUN OPERATED/CONTROLLED?
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HYDRAULICALLY/ELECTRICALLY
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NAME THE AMMUNITION HANDLING SYSTEM CHUTES?
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FEED, RETURN, BYPASS
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WHAT TWO COMPONENTS EXCHANGE AMMUNITION WITH THE DRUM?
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EXIT UNIT AND ENTRANCE UNIT
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