Rkt 66mm HEAT

Question 1

The 21mm Sub Cal Launcher can be reused? True/False

Answer 1

True

Question 2

The 21mm Sub Cal Projectile can be reused? True/False

Answer 2

False

Question 3

The igniter charge is located within the hollow end of the igniter assembly adjacent to the flange? True/False

Answer 3

True

Question 4

What are the two major components of the RKT 66mm HEAT?

Answer 4

• Launcher

- Rocket

Question 5

Label the 66mm laucher

Answer 5

Labels launcher

Question 6

What does the RKT 66mm HEAT M72A6 consist of?

Answer 6

• M72A6 Warhead Assembly
• Fin Group rocket motor
• M412A1 Fuze

Question 7

Explosive content of the M72A6 warhead?

Answer 7

• 315g Main charge (Octol)

- 5.6g Booster (Comp A)

Question 8

Describe the fcuntioning of the M412A1 Fuze

Answer 8

• On setback, leaves disengage the rotor and turns clockwise
• Rate of rotation is retarded by a gear, 12m safe arming distance, after this fuze arms
• Rotor aligns the elec det to the firing block contacts
• CONFIM*
• On contact, piezo electric crystal is crushed which produces and electric charge
• Charge transmitted via wires to detonator which initiates fuze booster pellet and main charge

Question 9

What is the muzzle velocity of the 66mm rocket?

Answer 9

200m/s