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FUZES/PYROTECHNICS/AMMO STORAGE,HANDLING AFLOAT/ROCKETS, LAUNCHERS/MINES, TORPEDOES/M61A1
Terms in this set (30)
What are the two basic classes of fuzes?
electrical and mechanical
If you can't tell if a fuze is "safe," you should notify _____.
explosive ordnance disposal (EOD)
What are the three special safety features incorporated into fuzes?
denotator safe, shear safe and delay arming features
Describe what you will see in the observation window of a Mk 339 fuze for the conditions SAFE and ARMED.
Safe - Green foil is intact. Armed - Green foil is pierced by the indicator pin.
What is the purpose of the Mk 122 Mod 0 arming safety switch?
used to open a circuit and provide a RADHAZ shield to prevent electromagnetic radiation from entering the fuze circuits
When used during the day, what color smoke is emitted from the Mk 13 Mod 0 marine smoke and illumination signal?
When you activate the Mk 79 Mod 0 signal kit, the star is propelled upward to a height of _____.
250 to 650 feet
What is the approximate weight of the LUU-2B/B aircraft parachute flare?
The Mk 25 Mods 2 and 3 marine location markers function in the same way. Describe the difference between them.
Mod 2 contains two saltwater-activated batteries and two related squibs. Mod 3 contains one battery and one squib.
Combustion requires oxygen. By what method is oxygen supplied to pyrotechnic devices?
pyrotechnic devices contain their own oxygen supply. They don't depend on the atmosphere for it.
What is the purpose of modular stowage?
to give the greatest versatility and to minimize ammunition handling
In a shipboard magazine, what alarm circuit indicates a rapid rise in temperature?
The only weapons elevators that provide access to the flight deck are the _____.
upper-stage, wire-rope elevators
Under what conditions is a pier-side weapons movement of ammunition loaded onto an aircraft carrier?
authorized in emergency situations when authorized by NAVSEASYSCOM or to conform to the ship's sailing schedule
What is the HERO EMCON bill?
HERO EMCON Bill contains a degree of relief from HERO RF restrictions.
List the three components of a rocket.
motor, warhead and fuze
What type of targets are HE-FRAG warheads used against?
personnel and light material targets, such as trucks and parked aircraft
What is the usual configuration of the 2.75-inch airborne rocket?
air-to-ground weapon against most targets
List the components that are common to rocket launcher packages.
fairings, breaker switch, mode selector switch, and intervalometer
What is the maximum distance that a rocket motor can be dropped and still be used as a serviceable motor?
What is the primary weapon used for antisubmarine warfare?
Mk 46 torpedo
List the symptoms you might exhibit if you were exposed to Otto Fuel II.
headache, dizziness, blood pressure drop, and/or nasal congestion
What mine is classified by the position they take in the water after being laid?
Moored or bottom mines
List the explosive components of a mine.
main charge, booster, initiating system, and auxiliary explosive devices
To what minimum depth must a mine be jettisoned to be considered jettison safe and not constitute a hazard?
minimum depth of 800 feet (243.8 meters)
List the naval aircraft that carry the M61A1 20-mm automatic gun.
F-14 and F/A-18
List the primary parts of the M61A1 gun.
barrels, housing assembly, and rotor assembly
What lubricant should you use for the M61A1 gun?
What maximum number of rounds does the M61A1 gun system hold when used on the F/A-18 aircraft?
maximum of 578 rounds
List, in sequence, the six operations the breech-bolt assembly performs during a full firing cycle.
feed, chamber, lock and fire, unlock, extract and eject
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