TM-9-2350-311-10 M109 Operator's Manual for M109A2, M109A3, M109A4 and M109A5 Download
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TM 9-2350-311-10 6-2 AUTHORIZED MUNITIONS — CONTINUED 6-2.2 Propelling Charges — Continued c. DM42B1 Propelling Charge (GE) The DM42B1 propelling charge (2) is a white bag charge consisting of a base charge and four unequal increments loaded in cloth bags for firing in zones 3 through 7. The increments are connected by four cloth tapes sewn to the base and tied on top of Increment No. 7. The clean-burning igniter in a red or brown cloth pad is sewn to the bottom of the base charge. A flash reducer pad is assembled at the front end of the base charge. 6-8