Bullet: 140 gr
SP
(Swift)
Diameter: 0.277"
Powder: H4350 (Hodgdon)
Starting Powder: 49.0 gr
Max Powder: 52.0 gr
Primer: WIN WLR
Case: WIN
Trim Length: 2.530"
Cartridge Overall Length: 3.280"
Starting Velocity: 2,458
Starting Pressure: 44,500
Max Velocity: 2,570
Max Pressure: 50,400 CUP
Barrel: 15" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 01/21/2025: