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Load data for .400/350 Rigby N.E. + .358 | 250gr | Impala RNFP KO

Recommended Powder(s): none

.400/350 Rigby N.E. + .358 | 250gr | Impala RNFP KO

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.358 | 250gr | Impala RNFP KO
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.358" | 9.09mm
Bullet Length:
1.359" | 34.5mm
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:
0.563" | 14.3mm
Shank Seated Depth:
0.563" | 14.3mm
Case Capacity:
78.0 Grains of Water | 5.06 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
40611 psi | 2800 bar
LID:
LID_B3007_C654
Last updated:
2025-01-01

Load data for 62 loads in caliber .400/350 Rigby N.E. with .358 | 250gr | Impala RNFP KO bullet and 31 powders such as none. 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 2208
<<locked>>
84%
36448
90%
**88
95%
Accurate 4064
<<locked>>
84%
36332
89%
**24
99%
[Accurate 4350]*
<<locked>>
94%
35984
89%
**74
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
36419
90%
**31
97%
[Alliant Reloder-16]*
<<locked>>
93%
36114
89%
**47
93%
Alliant Reloder-17
<<locked>>
89%
36332
89%
**87
96%
[Hodgdon CFE223]*
<<locked>>
84%
36419
90%
**51
94%
[Hodgdon H380]*
<<locked>>
85%
36463
90%
**18
93%
Hodgdon Hybrid 100V
<<locked>>
96%
36201
89%
**31
96%
[Hodgdon LVR]*
<<locked>>
90%
36289
89%
**44
93%
Hodgdon VARGET
<<locked>>
84%
36274
89%
**85
95%
IMR 4064
<<locked>>
85%
36289
89%
**78
95%
[IMR 4831]*
<<locked>>
97%
34490
85%
**18
93%
[Lovex S065]*
<<locked>>
89%
36318
89%
**85
92%
Norma 203B
<<locked>>
83%
36419
90%
**28
96%
[Norma URP]*
<<locked>>
93%
36187
89%
**54
93%
Ramshot Big Game
<<locked>>
83%
36230
89%
**34
95%
ReloadSwiss RS 52
<<locked>>
84%
36332
89%
**67
98%
ReloadSwiss RS 60
<<locked>>
90%
35955
89%
**87
96%
[ReloadSwiss RS 62]*
<<locked>>
94%
36216
89%
**83
93%
Rottweil R 903
<<locked>>
87%
36332
89%
**31
96%
SNPE Vectan SP 11
<<locked>>
86%
36071
89%
**41
95%
SNPE Vectan Tubal 5000
<<locked>>
84%
36071
89%
**33
100%
[Shooters World Long Rifle]*
<<locked>>
89%
36318
89%
**85
92%
Somchem S355
<<locked>>
87%
36332
89%
**18
96%
Somchem S365
<<locked>>
97%
35940
89%
**93
97%
Vihtavuori N135
<<locked>>
87%
35940
88%
**88
100%
Vihtavuori N150
<<locked>>
92%
36172
89%
**95
98%
[Vihtavuori N160]*
<<locked>>
90%
36158
89%
**18
93%
[Vihtavuori N550]*
<<locked>>
90%
36085
89%
**57
93%
Winchester 6.5 StaBALL
<<locked>>
91%
36405
90%
**98
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2208]*
<<locked>>
81%
33199
82%
**13
93%
Accurate 4064
<<locked>>
81%
33663
83%
**72
99%
[Accurate 4350]*
<<locked>>
87%
28558
70%
**00
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
31966
79%
**36
95%
[Alliant Reloder-16]*
<<locked>>
87%
30560
75%
**13
90%
[Alliant Reloder-17]*
<<locked>>
81%
28108
69%
**73
91%
[Hodgdon CFE223]*
<<locked>>
81%
33054
81%
**72
92%
[Hodgdon H380]*
<<locked>>
81%
32793
81%
**36
92%
[Hodgdon Hybrid 100V]*
<<locked>>
85%
26223
65%
**85
90%
[Hodgdon LVR]*
<<locked>>
86%
31705
78%
**36
90%
[Hodgdon VARGET]*
<<locked>>
81%
32866
81%
**06
93%
[IMR 4064]*
<<locked>>
81%
32460
80%
**96
93%
[IMR 4831]*
<<locked>>
90%
28601
70%
**77
90%
[Lovex S065]*
<<locked>>
85%
32489
80%
**03
90%
Norma 203B
<<locked>>
81%
34156
84%
**78
95%
[Norma URP]*
<<locked>>
87%
29907
74%
**06
90%
[Ramshot Big Game]*
<<locked>>
81%
33460
82%
**75
94%
ReloadSwiss RS 52
<<locked>>
81%
32387
80%
**82
96%
[ReloadSwiss RS 60]*
<<locked>>
81%
27630
68%
**64
91%
[ReloadSwiss RS 62]*
<<locked>>
89%
30676
76%
**52
90%
[Rottweil R 903]*
<<locked>>
81%
29936
74%
**90
94%
[SNPE Vectan SP 11]*
<<locked>>
81%
30777
76%
**19
93%
SNPE Vectan Tubal 5000
<<locked>>
81%
32706
81%
**70
99%
[Shooters World Long Rifle]*
<<locked>>
85%
32489
80%
**03
90%
[Somchem S355]*
<<locked>>
81%
31082
77%
**00
94%
[Somchem S365]*
<<locked>>
83%
24033
59%
**69
90%
Vihtavuori N135
<<locked>>
81%
29950
74%
**64
99%
[Vihtavuori N150]*
<<locked>>
81%
26672
66%
**82
94%
[Vihtavuori N160]*
<<locked>>
84%
29979
74%
**77
90%
[Vihtavuori N550]*
<<locked>>
84%
29631
73%
**06
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
26818
66%
**69
91%

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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