CARTRIDGE
378 (.375/9.525) Caliber
PEREGRINE-LOGO Peregrine_word_logo Peregrine-Bullets
RIFLE: 378 Weatherby Mag

378 WEATHERBY MAG LOAD DATA

TWIST 1 12
PRIMER Fed 215M
BARREL LENGTH 26.25
BULLET WEIGHT BULLET TYPE SEAT DEPTH PROPELLANT GR FPS
230 Peregrine PlainsMaster (VRG4) Bullets /
Peregrine Match (VRG5) Bullets
11.75mm S 365 Start gr Start FPS
Opt gr 107 Opt FPS 3115
Max gr Max FPS
236 VRG-8/9 13.0mm S 365 Start gr  103.00 Start FPS  3000
Opt gr 106.00 Opt FPS 3115
Max gr  109.00 Max FPS 3300
246 VRG-8/9 13.6mm S 365 Start gr Start FPS
Opt gr 104 Opt FPS 3080
Max gr Max FPS
250 VRG-8/9 14.37mm S 365 Start gr Start FPS
Opt gr 103 Opt FPS 3050
Max gr Max FPS
250 Peregrine PlainsMaster (VRG4) Bullets /
Peregrine Match (VRG5) Bullets
14.0mm S 365 Start gr Start FPS
Opt gr 103 Opt FPS 3050
Max gr Max FPS
270 Peregrine PlainsMaster (VRG4) Bullets /
Peregrine Match (VRG5) Bullets
16.25mm S 365 Start gr Start FPS
Opt gr 100 Opt FPS 3000
Max gr Max FPS
300 Peregrine Solid Brass (VRG1) Bullets 17.0mm S 365 Start gr Start FPS
Opt gr 97 Opt FPS 2920
Max gr Max FPS
300 Peregrine Solid Copper (VRG2) Bullets /
Peregrine BushMaster (VRG3) Bullets
17.0mm S 365 Start gr Start FPS
Opt gr 97 Opt FPS 2880
Max gr  97.8 Max FPS  2850
Disclaimer:
Reloading can be dangerous as equipment differs and our published data can not take into consideration all the possible variants. All reloading and firing of reloaded ammunition is done at your own risk and PEREGRINE BULLETS can not be held responsible for the correctness of any reloading information provided. The load data published by PEREGRINE BULLETS is intended as a guide only and for use by experienced re-loaders familiar with safe reloading techniques. Always start with a conservative and reduced load then work up to the recommended load in a safe and responsible manner.

This page was last updated on 31 August 2015. Click the button below for the most recent reloading data sheet. 

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