Pyro (PG 310)

Question 1

What powers the distress strobe marker?

Answer 1

AA batteries.

Question 2

What is the peak lumen output per flash for the distress strobe?

Answer 2

150,000 peak lumens.

Question 3

What is the flash rate of the distress strobe?

Answer 3

60 ±10 flashes per minute.

Question 4

How far is the distress strobe visible?

Answer 4

2 miles.

Question 5

How long will the distress strobe operate at 32°F?

Answer 5

8 continuous hours.

Question 6

How waterproof is the distress strobe?

Answer 6

Waterproof to 33 feet (1 atmosphere).

Question 7

What does the MK-79 MOD 2 flare kit consist of?

Answer 7

One MK-31 projector and seven MK-80 cartridges.

Question 8

What is the candlepower of the MK-79 MOD 2 signal flare?

Answer 8

12,000 candlepower.

Question 9

How high can the MK-79 MOD 2 flare reach?

Answer 9

250 to 650 feet.

Question 10

How long does the MK-79 MOD 2 flare burn?

Answer 10

4.5 seconds.

Question 11

How far is the MK-79 MOD 2 visible during daylight?

Answer 11

Up to ¾ mile.

Question 12

How far is it visible at night?

Answer 12

10 miles.

Question 13

What must be done before installing the flare cartridge in the projector?

Answer 13

Ensure the firing lever is pulled back and locked.

Question 14

What distinguishes the night end of the MK-124 MOD 0?

Answer 14

Two raised ridges and white ignition lever with red inscription.

Question 15

What does the night end of the MK-124 produce?

Answer 15

3,600 candlepower red flame.

Question 16

How long does the night flare burn?

Answer 16

20 seconds.

Question 17

How far is the night flare visible?

Answer 17

Up to 8 miles.

Question 18

What color is the day end ignition lever?

Answer 18

Red with orange inscription.

Question 19

What does the day end produce?

Answer 19

Orange smoke.

Question 20

How far is the day smoke visible?

Answer 20

Up to ½ mile, depending on wind.

Question 21

What does the MK-25 marker produce?

Answer 21

Yellow flame and white smoke.

Question 22

How long does the MK-25 burn?

Answer 22

13.5 to 18.5 minutes.

Question 23

What is written on the MK-25 arming cap?

Answer 23

SAFE (green) and ARM (red).

Question 24

When does the MK-25 scuttle after ignition?

Answer 24

1 to 3 hours.

Question 25

When does it scuttle if not ignited?

Answer 25

3 to 12 hours after water impact.

Question 26

How long does the MK-58 MOD 1 burn?

Answer 26

40 to 60 minutes.

Question 27

What does the MK-58 MOD 1 produce?

Answer 27

Yellow flame and white smoke.

Question 28

How far is the MK-58 visible?

Answer 28

At least 3 miles.

Question 29

Why should aircraft avoid low altitudes over MK-58?

Answer 29

Flame from second candle can eject up to 50 feet.

Question 30

What is the brightness of the emergency signal mirror?

Answer 30

Approximately 8 million candlepower.

Question 31

How far is the mirror visible?

Answer 31

Up to 40 miles.

Question 32

What protects the mirror surface?

Answer 32

A thin black plastic film.

Question 33

What size is the emergency signal mirror?

Answer 33

2 x 3 inches.

Question 34

What is printed on the back of the mirror?

Answer 34

Step-by-step operating instructions.

Question 35

What is a common use for Chemlights during hoisting?

Answer 35

RS reference and hoist hook visibility.

Question 36

How do you activate a Chemlight?

Answer 36

Remove from foil, bend until it snaps, shake.

Question 37

What is the duration of a 4-inch Chemlight?

Answer 37

6 hours.

Question 38

What is the duration of a 6-inch Chemlight?

Answer 38

12 hours.

Question 39

What color dye does the marker produce?

Answer 39

Fluorescent green.

Question 40

How long does the dye remain visible?

Answer 40

Up to 30 minutes; ceases to be effective after 1 hour.

Question 41

What is the effective visibility altitude for the dye marker?

Answer 41

2 miles at 3,000 feet.

Question 42

In what sea conditions should the dye be used?

Answer 42

Calm to moderate.

Question 43

How is the dye marker opened?

Answer 43

Tear the pull tab at the top of the packet.

Question 44

What is the whistle used for?

Answer 44

Audible signaling to attract rescue resources.

Question 45

What is its effective audible range?

Answer 45

Approximately 1,000 yards.

Question 46

When is the whistle most effective?

Answer 46

In limited visibility or darkness.

Question 47

Where are signaling devices like strobes and mirrors commonly stored?

Answer 47

In survival vests and survival kits.

Question 48

How are items in survival kits inspected?

Answer 48

In accordance with the phase cycle of the kit.

Question 49

What manual covers pyrotechnic device handling and safety?

Answer 49

NAVSEA SW050-AB-MMA-010.

Question 50

What inspection manual governs survival vests?

Answer 50

MSR MPC.