Sorry for keeping you waiting. Work and a sick dog are occupying my life at the moment.

Originally Posted By: 2-piper
Chuck;
Chamber dia = .463"; Bore dia = .410; Difference = .053";
.053/2 =.0265"; Co-Tan 5 = 11.43
11.43 x .0265 = .3029; Exactly what is shown on the drawing.


Winner! Winner! Winner! Jack Daniels dinner!


Originally Posted By: 2-piper
I definitely would "NOT" call this a Long Cone.

Neither would I. Never did. You are implying I did. Your obliquity has continued.
My quote: "It typifies the modern cone considered to be longer than many early 20th century guns."

Originally Posted By: 2-piper
The cone length is shorter for the same angle in the .410 than in the larger gauges because there is less difference in chamber & bore diameters.


Your deductive powers are intact.


Miller,
I'll give you the benefit of the doubt. You misunderstood what I posted. If I misunderstand your intent, please continue.


Last edited by Chuck H; 11/10/15 10:24 AM.