Wild guess,could this projo have originaly had an alloy sabot/projo body that would be reduced in diameter in the bore when fired and this has since...
Very interesting Dave, I wonder how much force would be required to cause the front flange to return to almost it's original shape. I look forward to...
Attached are images of a no9 L-Delay switch i have finished cutting today, I recieved this in very poor overall condition as can be seen in the image...