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Load data for .400/350 Rigby N.E. + .357 | 125gr | H&N WC HS

Recommended Powder(s): ADI AR 2207, Vihtavuori N120

.400/350 Rigby N.E. + .357 | 125gr | H&N WC HS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 125gr | H&N WC HS
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.357" | 9.07mm
Bullet Length:
0.578" | 14.7mm
Caliber:
.400/350 Rigby N.E. load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
2.750" | 69.8mm
Seated Depth:
0.578" | 14.7mm
Shank Seated Depth:
0.232" | 5.9mm
Case Capacity:
78.0 Grains of Water | 5.06 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
40611 psi | 2800 bar
LID:
LID_B7467_C654
Last updated:
2025-11-16

Load data for 26 loads in caliber .400/350 Rigby N.E. with .357 | 125gr | H&N WC HS bullet and 13 powders such as ADI AR 2207, Vihtavuori N120. 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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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

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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 2207
89%
90%
99%
Accurate 2015
97%
83%
94%
Alliant AR-Comp
97%
75%
94%
Alliant Reloder-10x
95%
90%
96%
Alliant Reloder-7
87%
89%
96%
Baschieri & Pellagri 106
91%
90%
93%
Hodgdon TrailBoss
96%
66%
100%
IMR 4198
92%
90%
97%
Norma 200
92%
88%
97%
ReloadSwiss RS 14
96%
64%
100%
SNPE Vectan BA6 1/2
85%
89%
100%
Vihtavuori N120
91%
89%
100%
Vihtavuori N130
97%
90%
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2207
81%
67%
96%
Accurate 2015
91%
67%
90%
Alliant AR-Comp
91%
61%
90%
Alliant Reloder-10x
85%
62%
90%
Alliant Reloder-7
81%
71%
93%
Baschieri & Pellagri 106
86%
77%
90%
Hodgdon TrailBoss
81%
51%
100%
IMR 4198
81%
63%
91%
Norma 200
81%
59%
91%
ReloadSwiss RS 14
81%
49%
100%
SNPE Vectan BA6 1/2
81%
79%
100%
Vihtavuori N120
81%
63%
97%
Vihtavuori N130
87%
64%
90%

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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