Bullet: 140 gr
SP
(Swift)
Diameter: 0.264"
Powder: Retumbo (Hodgdon)
Starting Powder: 72.7 gr
Max Powder: 77.3 gr
Primer: WIN WLRM
Case: Weatherby
Trim Length: 2.820"
Cartridge Overall Length: 3.590"
Starting Velocity: 2,993
Starting Pressure: 54,200
Max Velocity: 3,161
Max Pressure: 62,300
Barrel: 24" with 1:8" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 05/06/2024: