.256 Winchester Magnum - Published Manufacturer Loading Data
Shellholders:
Hornady #6
Lee #1
Recipe Type:
Bullet Weight:
Powder:
Recipe Source:
Starting
Max
Source
Trim Length: 1.271"
C.O.L.: 1.580"
Powder:
16.2 gr
18.0 gr
Vel.:
2,423
2,753
Press.:
36,800
40,900 CUP
Starting Powder: 16.2 gr
Starting Velocity: 2,423
Starting Pressure: 36,800
Max Powder: 18.0 gr
Max Velocity: 2,753
Max Pressure: 40,900 CUP
Trim Length: 1.271"
C.O.L.: 1.580"
Powder:
18.0 gr
20.0 gr
Vel.:
2,138
2,430
Press.:
27,500
30,600 CUP
Starting Powder: 18.0 gr
Starting Velocity: 2,138
Starting Pressure: 27,500
Max Powder: 20.0 gr
Max Velocity: 2,430
Max Pressure: 30,600 CUP
Trim Length: 1.271"
C.O.L.: 1.560"
Powder:
13.0 gr
14.0 gr
Vel.:
2,616
2,724
Press.:
Starting Powder: 13.0 gr
Starting Velocity: 2,616
Starting Pressure:
Max Powder: 14.0 gr
Max Velocity: 2,724
Max Pressure:
Trim Length: 1.271"
C.O.L.: 1.560"
Powder:
17.0 gr
18.0 gr
Vel.:
2,686
2,794
Press.:
Starting Powder: 17.0 gr
Starting Velocity: 2,686
Starting Pressure:
Max Powder: 18.0 gr
Max Velocity: 2,794
Max Pressure:
Trim Length: 1.271"
C.O.L.: 1.585"
Powder:
13.5 gr
15.0 gr
Vel.:
2,034
2,311
Press.:
26,400
29,300 CUP
Starting Powder: 13.5 gr
Starting Velocity: 2,034
Starting Pressure: 26,400
Max Powder: 15.0 gr
Max Velocity: 2,311
Max Pressure: 29,300 CUP
Trim Length: 1.271"
C.O.L.: 1.585"
Powder:
16.2 gr
18.0 gr
Vel.:
1,952
2,218
Press.:
24,300
27,000 CUP
Starting Powder: 16.2 gr
Starting Velocity: 1,952
Starting Pressure: 24,300
Max Powder: 18.0 gr
Max Velocity: 2,218
Max Pressure: 27,000 CUP
Trim Length: 1.271"
C.O.L.: 1.575"
Powder:
14.9 gr
16.5 gr
Vel.:
2,120
2,409
Press.:
33,800
37,400 CUP
Starting Powder: 14.9 gr
Starting Velocity: 2,120
Starting Pressure: 33,800
Max Powder: 16.5 gr
Max Velocity: 2,409
Max Pressure: 37,400 CUP
Trim Length: 1.271"
C.O.L.: 1.575"
Powder:
18.0 gr
20.0 gr
Vel.:
2,133
2,424
Press.:
32,500
36,100 CUP
Starting Powder: 18.0 gr
Starting Velocity: 2,133
Starting Pressure: 32,500
Max Powder: 20.0 gr
Max Velocity: 2,424
Max Pressure: 36,100 CUP
Trim Length: 1.271"
C.O.L.: 1.540"
Powder:
14.0 gr
16.0 gr
Vel.:
2,019
2,327
Press.:
Starting Powder: 14.0 gr
Starting Velocity: 2,019
Starting Pressure:
Max Powder: 16.0 gr
Max Velocity: 2,327
Max Pressure:
Trim Length: 1.271"
C.O.L.: 1.775"
Powder:
14.0 gr
15.0 gr
Vel.:
2,081
2,192
Press.:
Starting Powder: 14.0 gr
Starting Velocity: 2,081
Starting Pressure:
Max Powder: 15.0 gr
Max Velocity: 2,192
Max Pressure: