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Load data for .256 Win. Mag. + .257 | 74gr | Reichenberg HDB Universal

Recommended Powder(s): Hodgdon LilGun

.256 Win. Mag. + .257 | 74gr | Reichenberg HDB Universal

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.257 | 74gr | Reichenberg HDB Universal
Bullet Weight:
74gr | 4.8g
Bullet Diameter:
0.257" | 6.53mm
Bullet Length:
0.818" | 20.8mm
Caliber:
.256 Win. Mag. load data
Case Length (l3):
1.281" | 32.5mm
Cartridge Length (C.O.L.):
1.566" | 39.8mm
Seated Depth:
0.533" | 13.5mm
Shank Seated Depth:
0.454" | 11.5mm
Case Capacity:
22.0 Grains of Water | 1.43 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
50763 psi | 3500 bar
LID:
LID_B10121_C233
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 20 loads in caliber .256 Win. Mag. with .257 | 74gr | Reichenberg HDB Universal bullet and 10 powders such as Hodgdon LilGun. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
95%
43062
85%
**74
98%
[Accurate 5744]*
<<locked>>
94%
45208
89%
**75
92%
Accurate No. 11 FS
<<locked>>
94%
43482
86%
**56
96%
Hodgdon LilGun 👍
<<locked>>
92%
45397
89%
**80
100%
[Lovex D060]*
<<locked>>
95%
43642
86%
**52
92%
Lovex S040
<<locked>>
89%
44614
88%
**16
100%
Lovex S053
<<locked>>
96%
31299
62%
**69
95%
SNPE Vectan BA6 1/2
<<locked>>
97%
30226
60%
**90
100%
[Shooters World Buffalo Rifle]*
<<locked>>
95%
43642
86%
**52
92%
Vihtavuori N110
<<locked>>
96%
37753
74%
**83
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2205]*
<<locked>>
81%
28587
56%
**08
93%
[Accurate 5744]*
<<locked>>
90%
39479
78%
**80
90%
[Accurate No. 11 FS]*
<<locked>>
81%
28601
56%
**77
91%
Hodgdon LilGun
<<locked>>
82%
31357
62%
**60
100%
[Lovex D060]*
<<locked>>
93%
40915
81%
**03
91%
Lovex S040
<<locked>>
81%
35694
70%
**78
99%
[Lovex S053]*
<<locked>>
86%
23714
47%
**85
91%
SNPE Vectan BA6 1/2
<<locked>>
80%
19899
39%
**31
97%
[Shooters World Buffalo Rifle]*
<<locked>>
93%
40915
81%
**03
91%
Vihtavuori N110
<<locked>>
80%
24033
47%
**01
97%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

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