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HGST > Rockets > Flashcards

Rockets Flashcards

1
Q

What are the restrictions associated with firing pairs from outboard launchers?

A

Fire no more than pairs with two outboard launchers every three seconds, or fire with only one outboard launcher installed without restrictions.

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2
Q

When does the Flechette payload deploy?

A

150 meters prior to target

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3
Q

What are the different delay settings for an M433 RC fuse?

A

SPQ, BNK, 10, 15, 20, 25, 30, 35, 40, 45

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4
Q

Which rockets use the M423 fuse?

A

M151 – HEDP (10 pounder)

M156 – Smoke: White Phosphorous

M229 – HEDP (17 pounder)

M274 – Blue Spear Training

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5
Q

Which rockets use the M433 fuse?

A

M151 – HEDP (10 pounder)

M229 – HEDP (17 pounder)

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6
Q

Which rockets use the M439 fuse?

A

M255 – Flechette

M261 – MPSM

M264 – Smoke: Red Phosphorous

M267 – MPSM Training

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7
Q

Which rockets use the M442 fuse?

A

M257 – Overt Illumination

M278 – Covert Illumination

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8
Q

How long will an M257 overt Illumination flare burn for? How long for a M278 covert Illumination flare?

A

Overt- 100 seconds

Covert- 150 to 210 seconds

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9
Q

What is the effective range of the M255 Flechette?

A

1000m-3000m

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10
Q

How many flechettes are in an M255 rocket?

A

1179 (60 grain)

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11
Q

What are the Danger Close Distances for the 2.75” HE rocket?

A

300m - 140m
800m - 210m
1500m - 305m

Flechette (1000m - 170m)

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12
Q

What is the burst and lethality radius of the M151 (10 pounder) HEDP rocket?

A

10m burst

50m lethality

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13
Q

What is the minimum range for the M255 Flechette rocket?

A

800m

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14
Q

At what range should you fire an illum rocket?

A

3500m at 22 degrees pitch angle

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15
Q

How should you correct for winds when firing illum rockets?

A

10kts wind = 300m correction or 5°

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16
Q

How far will a spent rocket motor travel?

A

700-1200m beyond the target

17
Q

What are the methods of adjusting rockets?

A

recognition
LRFD
Mil radian

18
Q

What should be done with a rocket that has been dropped?

A

discard the rocket

19
Q

What caution is associated with firing rockets with the M433 fuse?

A

Do not fire rockets with the M433 (Nose Mounted Resistance Capacitance) fuze in situations where they might fly closer than 51m from other airborne helicopters.

20
Q

What should you do with a rocket with an M439 fuse after a no-fire?

A

do not re-inventory and do not use for at least 10 days

21
Q

What is the danger close distance for the flechette rocket?

A

1000m - 170m

HGST (6 decks)

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