Bullet: 140 gr
(Barnes)
Diameter: 0.284"
Powder: IMR 4831 (Improved Military Rifle)
Starting Powder: 69.5 gr
Max Powder: 73.0 gr
Primer: FED 215m
Case: Norma Precision AB
Trim Length: 2.539"
Cartridge Overall Length: 3.280"
Starting Velocity: 3,123
Starting Pressure:
Max Velocity: 3,318
Max Pressure:
*A 1:9” or faster twist is recommended for the 175-grain TSX bullet.
Barrel: 24" with 1:10" twist.
Source: https://www.barnesbullets.com/wp-content/uploads/2021/05/7mmWeatherbyMagnum.pdf
Printed from Shooter's Reference on 12/30/2024: