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Hydra-70 Rocket System
Integration Information      HYDRA-70 Rockets are free flight
rockets which mate either unitary or cargo warheads with the MK
66 Rocket Motor. The MK 66 motors use a longer motor tube (than
the MK 40/MK 4)   fins are of a spring loaded, wrap-around
design and are attached around the circumference of the single
nozzle. The propellant grain is longer and of a different
formation than for the MK 40/MK 4, however, the stabilizing rod
and igniter are essentially the same design. The MK 66 motors
have a substantially higher thrust, 1335 lbs, and a longer
range. The current generation of the MK 66 in use by U.S. Armed
Services are the MK 66 MOD 3 for the Army and the MK 66 MOD 2
The RF filter is mounted onto the igniter can and allows the
aircraft’s direct current firing pulse to May 1987 docu