Load Data for .300 Holland and Holland Magnum

 
Bullet: 150 gr Spitzer BTSP  (Speer)
Diameter: 0.308"
 
Powder: 4350 (Accurate)
Starting Powder: 64.0 gr
Max Powder: 68.0 gr
 
Primer: CCI 250 Mag
 
Case: WIN
Trim Length:  
 
Cartridge Overall Length: 3.500"
 
Starting Velocity: 2,886
Starting Pressure:  
Max Velocity: 3,065
Max Pressure:  
 
 
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/300_HH_Magnum_150.pdf
 
Printed from Shooter's Reference on 11/21/2024:
https://www.shootersreference.com/reloadingdata/300-holland-and-holland-magnum/