147 FP/9mm vs 147 FP-357sigBy Michael Landers / RMR Bullets Home › Forum › General Reloading Discussion › 147 FP/9mm vs 147 FP-357sig This topic has 4 replies, 2 voices, and was last updated 2 years, 4 months ago by Michael Landers. Viewing 3 posts - 1 through 3 (of 3 total) Author Posts May 16, 2024 at 4:56 am #514913 Michael LandersParticipant Maybe a silly question, but what is the difference between the two. I\’m interested in safety reasons. I\’ll be loading 9mm. May 20, 2024 at 4:49 pm #515021 Jacob WilcoxKeymaster The main difference is the pressures they are loaded to. The RMR FP works for both cartridges. Just use 9mm load data and you will be fine. May 21, 2024 at 2:23 pm #515037 Michael LandersParticipant Thanks Author Posts Viewing 3 posts - 1 through 3 (of 3 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In