Bullet: 97 gr
S RNP
Diameter: 0.400"
Powder: 572 (Winchester)
Starting Powder: 9.0 gr
Max Powder: 10.4 gr
Primer: WIN WSP
Case: HDY
Trim Length: 0.845"
Cartridge Overall Length: 1.135"
Starting Velocity: 1,426
Starting Pressure: 25,700
Max Velocity: 1,626
Max Pressure: 33,800
Barrel: 4" with 1:16" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 11/21/2024: