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Load data for .350 Mag. Rigby + .358 | 250gr | NorthFork Bonded Core

Recommended Powder(s): Alliant Reloder-17, Hodgdon Hybrid 100V, ReloadSwiss RS 60, Rottweil R 903, Somchem S365

.350 Mag. Rigby + .358 | 250gr | NorthFork Bonded Core

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.358 | 250gr | NorthFork Bonded Core
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.358" | 9.09mm
Bullet Length:
1.307" | 33.2mm
Caliber:
.350 Mag. Rigby load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.521" | 89.4mm
Seated Depth:
0.536" | 13.6mm
Shank Seated Depth:
0.536" | 13.6mm
Case Capacity:
91.1 Grains of Water | 5.92 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
44962 psi | 3100 bar
LID:
LID_B3925_C501
Last updated:
2025-01-01

Load data for 92 loads in caliber .350 Mag. Rigby with .358 | 250gr | NorthFork Bonded Core bullet and 46 powders such as Alliant Reloder-17, Hodgdon Hybrid 100V, ReloadSwiss RS 60, Rottweil R 903, 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
ADI AR 2208
<<locked>>
83%
40161
89%
**62
98%
[Accurate 2700]*
<<locked>>
85%
40306
90%
**16
93%
[Accurate 3100]*
<<locked>>
97%
33808
75%
**10
93%
Accurate 4350
<<locked>>
92%
40016
89%
**51
97%
Alliant Reloder- TS 15.5
<<locked>>
84%
40059
89%
**98
99%
Alliant Reloder-16
<<locked>>
92%
40321
90%
**64
97%
Alliant Reloder-17 👍
<<locked>>
88%
39943
89%
**87
99%
Alliant Reloder-23
<<locked>>
97%
33388
74%
**36
96%
Alliant Reloder-26
<<locked>>
97%
36100
80%
**48
95%
Hodgdon H380
<<locked>>
83%
40074
89%
**88
96%
[Hodgdon H414]*
<<locked>>
87%
40466
90%
**48
94%
[Hodgdon H4350]*
<<locked>>
93%
40364
90%
**85
93%
Hodgdon Hybrid 100V 👍
<<locked>>
94%
40030
89%
**18
99%
Hodgdon LVR
<<locked>>
89%
40335
90%
**34
96%
[Hodgdon Superperformance]*
<<locked>>
90%
40393
90%
**54
93%
Hodgdon VARGET
<<locked>>
84%
40437
90%
**75
98%
IMR 4064
<<locked>>
84%
40451
90%
**62
98%
[IMR 4166 Enduron]*
<<locked>>
84%
39798
89%
**16
94%
[IMR 4350]*
<<locked>>
91%
39943
89%
**79
93%
[IMR 4451 Enduron]*
<<locked>>
86%
40089
89%
**52
94%
IMR 4831
<<locked>>
97%
40248
90%
**34
97%
Lovex S065
<<locked>>
88%
39885
89%
**65
95%
[Lovex S070]*
<<locked>>
90%
40306
90%
**92
94%
Norma URP
<<locked>>
92%
40437
90%
**51
97%
Ramshot Hunter
<<locked>>
92%
39987
89%
**41
95%
ReloadSwiss RS 52
<<locked>>
83%
40379
90%
**44
100%
ReloadSwiss RS 60 👍
<<locked>>
89%
39943
89%
**03
99%
ReloadSwiss RS 62
<<locked>>
92%
40059
89%
**74
97%
ReloadSwiss RS 70
<<locked>>
92%
40306
90%
**77
96%
Rottweil R 903 👍
<<locked>>
86%
39987
89%
**02
99%
[Rottweil R 907]*
<<locked>>
87%
40263
90%
**56
93%
SNPE Vectan SP 11
<<locked>>
85%
40350
90%
**34
98%
SNPE Vectan Tubal 5000
<<locked>>
84%
40379
90%
**03
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
89%
40103
89%
**33
94%
Shooters World Long Rifle
<<locked>>
88%
39885
89%
**65
95%
Somchem S355
<<locked>>
85%
39856
89%
**88
99%
Somchem S365 👍
<<locked>>
95%
40176
89%
**90
100%
[Somchem S385]*
<<locked>>
97%
39262
87%
**05
93%
Vihtavuori N135
<<locked>>
86%
40234
89%
**52
100%
Vihtavuori N150
<<locked>>
90%
40016
89%
**65
99%
Vihtavuori N160
<<locked>>
89%
40292
90%
**11
97%
Vihtavuori N550
<<locked>>
89%
40030
89%
**41
97%
Vihtavuori N555
<<locked>>
97%
35607
79%
**05
96%
Winchester 6.5 StaBALL
<<locked>>
90%
40074
89%
**92
99%
[Winchester 760]*
<<locked>>
87%
40466
90%
**48
94%
Winchester StaBALL HD
<<locked>>
97%
29486
66%
**97
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
37507
83%
**16
97%
[Accurate 2700]*
<<locked>>
81%
35723
79%
**28
91%
[Accurate 3100]*
<<locked>>
93%
29196
65%
**01
90%
[Accurate 4350]*
<<locked>>
81%
27412
61%
**69
92%
Alliant Reloder- TS 15.5
<<locked>>
81%
36898
82%
**36
98%
[Alliant Reloder-16]*
<<locked>>
81%
28718
64%
**82
92%
Alliant Reloder-17
<<locked>>
81%
31734
71%
**97
96%
[Alliant Reloder-23]*
<<locked>>
86%
24004
53%
**64
90%
[Alliant Reloder-26]*
<<locked>>
90%
29022
65%
**57
90%
Hodgdon H380
<<locked>>
81%
37318
83%
**36
96%
[Hodgdon H414]*
<<locked>>
81%
32895
73%
**77
91%
[Hodgdon H4350]*
<<locked>>
88%
34330
76%
**57
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26339
59%
**96
93%
[Hodgdon LVR]*
<<locked>>
81%
31096
69%
**28
92%
[Hodgdon Superperformance]*
<<locked>>
86%
34954
78%
**33
90%
Hodgdon VARGET
<<locked>>
81%
37217
83%
**06
97%
IMR 4064
<<locked>>
81%
36782
82%
**93
97%
[IMR 4166 Enduron]*
<<locked>>
81%
36767
82%
**57
92%
[IMR 4350]*
<<locked>>
85%
33576
75%
**38
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34592
77%
**38
91%
[IMR 4831]*
<<locked>>
81%
25019
56%
**73
90%
[Lovex S065]*
<<locked>>
81%
32097
71%
**95
92%
[Lovex S070]*
<<locked>>
82%
31140
69%
**88
90%
[Norma URP]*
<<locked>>
81%
28500
63%
**75
92%
[Ramshot Hunter]*
<<locked>>
83%
30327
67%
**21
90%
ReloadSwiss RS 52
<<locked>>
81%
37623
84%
**88
99%
ReloadSwiss RS 60
<<locked>>
81%
31038
69%
**83
97%
[ReloadSwiss RS 62]*
<<locked>>
81%
27586
61%
**75
91%
[ReloadSwiss RS 70]*
<<locked>>
83%
29588
66%
**15
90%
Rottweil R 903
<<locked>>
81%
34127
76%
**80
97%
[Rottweil R 907]*
<<locked>>
81%
33794
75%
**21
90%
SNPE Vectan SP 11
<<locked>>
81%
35288
78%
**26
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
37173
83%
**44
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
30937
69%
**42
90%
[Shooters World Long Rifle]*
<<locked>>
81%
32097
71%
**95
92%
Somchem S355
<<locked>>
81%
35288
78%
**93
97%
[Somchem S365]*
<<locked>>
81%
25469
57%
**26
94%
[Somchem S385]*
<<locked>>
92%
33576
75%
**87
90%
Vihtavuori N135
<<locked>>
81%
34214
76%
**41
100%
Vihtavuori N150
<<locked>>
81%
30081
67%
**59
97%
[Vihtavuori N160]*
<<locked>>
81%
30995
69%
**08
93%
[Vihtavuori N550]*
<<locked>>
81%
31096
69%
**44
93%
[Vihtavuori N555]*
<<locked>>
85%
24468
54%
**06
90%
Winchester 6.5 StaBALL
<<locked>>
81%
29689
66%
**59
95%
[Winchester 760]*
<<locked>>
81%
32895
73%
**77
91%
[Winchester StaBALL HD]*
<<locked>>
92%
25338
56%
**49
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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