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Load data for .400/350 Rigby N.E. + .358 | 275gr | A-Square DeadTough

Recommended Powder(s): ReloadSwiss RS 60, Somchem S365

.400/350 Rigby N.E. + .358 | 275gr | A-Square DeadTough

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.358 | 275gr | A-Square DeadTough
Bullet Weight:
275gr | 17.8g
Bullet Diameter:
0.358" | 9.09mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.400/350 Rigby N.E. load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.204" | 5.2mm
Shank Seated Depth:
0.204" | 5.2mm
Case Capacity:
78.0 Grains of Water | 5.06 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
40611 psi | 2800 bar
LID:
LID_B385_C654
Last updated:
2025-01-01

Load data for 66 loads in caliber .400/350 Rigby N.E. with .358 | 275gr | A-Square DeadTough bullet and 33 powders such as ReloadSwiss RS 60, Somchem S365. 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
[Accurate 3100]*
<<locked>>
97%
34026
84%
**78
94%
Accurate 4350
<<locked>>
88%
36158
89%
**34
97%
Alliant Reloder-16
<<locked>>
88%
36361
90%
**41
97%
Alliant Reloder-17
<<locked>>
85%
36521
90%
**70
98%
Alliant Reloder-23
<<locked>>
97%
33576
83%
**11
97%
Alliant Reloder-26
<<locked>>
96%
36390
90%
**26
96%
[Hodgdon H414]*
<<locked>>
83%
36143
89%
**21
93%
[Hodgdon H4350]*
<<locked>>
89%
36492
90%
**72
92%
Hodgdon Hybrid 100V
<<locked>>
91%
36521
90%
**18
98%
Hodgdon LVR
<<locked>>
85%
35984
89%
**08
95%
[Hodgdon Superperformance]*
<<locked>>
86%
36405
90%
**38
92%
[IMR 4350]*
<<locked>>
87%
36448
90%
**69
92%
IMR 4831
<<locked>>
92%
35940
89%
**18
97%
Lovex S065
<<locked>>
84%
36274
89%
**59
95%
[Lovex S070]*
<<locked>>
86%
36463
90%
**72
93%
[Norma MRP]*
<<locked>>
96%
36376
90%
**80
92%
Norma URP
<<locked>>
88%
36376
90%
**31
96%
[Ramshot Hunter]*
<<locked>>
89%
36230
89%
**31
94%
ReloadSwiss RS 60 👍
<<locked>>
85%
36114
89%
**74
99%
ReloadSwiss RS 62
<<locked>>
88%
36158
89%
**54
96%
ReloadSwiss RS 70
<<locked>>
88%
36376
90%
**54
95%
[Rottweil R 907]*
<<locked>>
83%
36521
90%
**46
92%
[SNPE Vectan Tubal 7000]*
<<locked>>
85%
36187
89%
**19
93%
Shooters World Long Rifle
<<locked>>
84%
36274
89%
**59
95%
Somchem S365 👍
<<locked>>
92%
36303
89%
**74
99%
[Somchem S385]*
<<locked>>
94%
36143
89%
**08
92%
Vihtavuori N150
<<locked>>
86%
36129
89%
**59
99%
Vihtavuori N160
<<locked>>
85%
36129
89%
**95
96%
Vihtavuori N550
<<locked>>
85%
36376
90%
**28
96%
Vihtavuori N555
<<locked>>
97%
36405
90%
**83
97%
Winchester 6.5 StaBALL
<<locked>>
87%
36172
89%
**82
98%
[Winchester 760]*
<<locked>>
83%
36143
89%
**21
93%
Winchester StaBALL HD
<<locked>>
97%
29776
73%
**88
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[Accurate 3100]*
<<locked>>
90%
27427
68%
**31
90%
[Accurate 4350]*
<<locked>>
81%
28094
69%
**57
93%
[Alliant Reloder-16]*
<<locked>>
81%
29283
72%
**73
93%
Alliant Reloder-17
<<locked>>
81%
32532
80%
**85
97%
[Alliant Reloder-23]*
<<locked>>
83%
22829
56%
**09
90%
[Alliant Reloder-26]*
<<locked>>
88%
27456
68%
**90
90%
[Hodgdon H414]*
<<locked>>
81%
33547
83%
**62
92%
[Hodgdon H4350]*
<<locked>>
85%
32126
79%
**77
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26847
66%
**95
94%
[Hodgdon LVR]*
<<locked>>
81%
31589
78%
**13
94%
[Hodgdon Superperformance]*
<<locked>>
84%
33011
81%
**56
90%
[IMR 4350]*
<<locked>>
83%
32082
79%
**77
90%
[IMR 4831]*
<<locked>>
81%
25193
62%
**59
91%
[Lovex S065]*
<<locked>>
81%
32808
81%
**80
93%
[Lovex S070]*
<<locked>>
81%
31009
76%
**54
91%
[Norma MRP]*
<<locked>>
93%
32634
80%
**92
90%
[Norma URP]*
<<locked>>
81%
29153
72%
**70
93%
[Ramshot Hunter]*
<<locked>>
81%
29037
72%
**57
90%
ReloadSwiss RS 60
<<locked>>
81%
31676
78%
**69
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
28210
69%
**67
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
28601
70%
**60
91%
[Rottweil R 907]*
<<locked>>
81%
33852
83%
**90
91%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
31531
78%
**31
91%
[Shooters World Long Rifle]*
<<locked>>
81%
32808
81%
**80
93%
Somchem S365
<<locked>>
81%
25846
64%
**18
96%
[Somchem S385]*
<<locked>>
90%
31691
78%
**10
90%
Vihtavuori N150
<<locked>>
81%
30487
75%
**41
98%
[Vihtavuori N160]*
<<locked>>
81%
31691
78%
**96
94%
Vihtavuori N550
<<locked>>
81%
31836
78%
**33
95%
[Vihtavuori N555]*
<<locked>>
82%
23047
57%
**46
90%
Winchester 6.5 StaBALL
<<locked>>
81%
30240
74%
**51
96%
[Winchester 760]*
<<locked>>
81%
33547
83%
**62
92%
[Winchester StaBALL HD]*
<<locked>>
89%
23946
59%
**85
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.

<<locked>>... you need to buy an access license to unlock the data

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