3 This was a 11-grain 54mm KNSB motor using a #? nozzle. Ignition was
4 with one 45-cal pyrodex pellet on an e-match, on Friday at NCR North
5 on Mile High Mayhem weekend.
7 The grains used were from the ? batches:
10 Small profile o-rings were used between grains, leaving the grains still
11 slightly "loose" in the case. The buna-n o-rings on the nozzle and forward
12 closure were lightly greased, and the liner exterior was heavily greased.