Load Data for .40 - 65 Winchester


 
Bullet: 400 gr
Diameter: 0.409"
 
Powder: H4227 (Hodgdon)
Starting Powder: 20.0 gr
Max Powder: 23.0 gr
 
Primer: WIN WLR
 
Case: WIN
Trim Length: 2.095"
 
Cartridge Overall Length: 2.780"
 
Starting Velocity: 1,277
Starting Pressure: 18,900
Max Velocity: 1,410
Max Pressure: 24,900 CUP
 
Barrel: 24" with 1:16" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 11/23/2024:
https://www.shootersreference.com/reloadingdata/40-65-winchester/