Bullet: 140 gr
BT
(NOS)
Diameter: 0.277"
Powder: Magnum (Ramshot)
Starting Powder: 57.0 gr
Max Powder: 63.3 gr
Primer: WIN WLR
Case: WIN
Trim Length: 2.530"
Cartridge Overall Length: 3.300"
Starting Velocity: 2,662
Starting Pressure: 52,800
Max Velocity: 2,958
Max Pressure: 58,600
Barrel: 24" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 01/21/2025: