Load Data for .257 Roberts


+P
Bullet: 75 gr HP  (Sierra)
Diameter: 0.257"
 
Powder: Hunter (Ramshot)
Starting Powder: 47.0 gr
Max Powder: 52.0 gr
 
Primer: FED 210
 
Case: REM
Trim Length: 2.223"
 
Cartridge Overall Length: 2.745"
 
Starting Velocity: 3,150
Starting Pressure: 51,300
Max Velocity: 3,550
Max Pressure: 56,800
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 11/23/2024:
https://www.shootersreference.com/reloadingdata/257-roberts/