M at subcaliber tracer trainer

Firing Mechanism Bolt Action

The M287 subcaliber tracer trainer Figure B-10 uses the 9-mm M939 training practice-tracer TP-T cartridge. When loaded, this trainer simulates the M136 AT4 in weight, balance, and operation. The velocity and trajectory of its ammunition match that of the M136 AT4's HEAT cartridge, but the M287 produces less noise, backblast, and overpressure. The M287 subcaliber tracer trainer is used in place of the M136 AT4 in training. Figure B-10. M287 subcaliber tracer trainer. B-24. The M287 tracer...