Good point from SL1. When the admonition of same construction for substitutes is given, it can be more stringently literal than some suppose. This is why, even after finding a matching seating depth, using a 10% lower starting load and working up over again is important, with H110/296 being a singular exception (though its normal peak pressures are already lower than many other powders used in the same applications).
Also, if anyone is interested in the Brownell study, it is
available here.