C 2, FM 6-60 Notes. (1) Although the operational firing temperature limits for the MGR-1B rocket are from to 120° F., a decrease in the performance reliability of the M66 and M66A1 rocket motors can be expected at temperatures above 100° F. At 120° F., the reliability is 91 percent with an assurance of 90 percent. (2) The MGR-IA rocket (M3-series rocket motor) must not be moved when exposed to temperatures from to F. An MGR-IA rocket exposed to temperatures be- low F. or above F. for more than 12 consecu- tive hours must be reported to the Commanding General, U.S. Army Missile Command, ATTN : AMSMI-SMEA, Redstone Arsenal, Alabama 35809. (3) The MGR-1B rocket (M66-series rocket motor) must not be moved when exposed to temperatures from to F. or from 120° to 130° F. ; however, it can be stored at temperatures from 120° to 130° F.
DesignationFM 6-60
EditionDec 1964
StatusSuperseded
Pages80
FunctionFires
CollectionHistoric
Public domain (U.S. Government work)