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Load data for .350 Mag. Rigby + .358 | 225gr | Barnes X S

Recommended Powder(s): Somchem S365

.350 Mag. Rigby + .358 | 225gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.358 | 225gr | Barnes X S
Manufacturer SKU:
35825
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.358" | 9.09mm
Bullet Length:
1.285" | 32.6mm
Caliber:
.350 Mag. Rigby load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.521" | 89.4mm
Seated Depth:
0.514" | 13.0mm
Shank Seated Depth:
0.514" | 13.0mm
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_B709_C501
Last updated:
2025-01-01

Load data for 68 loads in caliber .350 Mag. Rigby with .358 | 225gr | Barnes X S bullet and 34 powders such as 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%
35578
79%
**28
92%
Accurate 4350
<<locked>>
91%
40161
89%
**49
96%
Alliant Reloder-16
<<locked>>
91%
40364
90%
**49
96%
Alliant Reloder-17
<<locked>>
87%
39842
89%
**72
97%
Alliant Reloder-23
<<locked>>
97%
34795
77%
**54
95%
[Alliant Reloder-26]*
<<locked>>
97%
37840
84%
**66
93%
[Hodgdon H414]*
<<locked>>
87%
40451
90%
**39
92%
Hodgdon Hybrid 100V
<<locked>>
94%
40059
89%
**16
97%
Hodgdon LVR
<<locked>>
88%
40205
89%
**30
95%
[IMR 4451 Enduron]*
<<locked>>
85%
40161
89%
**44
92%
IMR 4831
<<locked>>
95%
39827
89%
**26
96%
[Lovex S065]*
<<locked>>
87%
40306
90%
**57
94%
[Lovex S070]*
<<locked>>
89%
40393
90%
**77
92%
Norma URP
<<locked>>
91%
40263
90%
**39
95%
[Ramshot Hunter]*
<<locked>>
92%
40306
90%
**36
93%
ReloadSwiss RS 14
<<locked>>
96%
34548
77%
**63
100%
ReloadSwiss RS 60
<<locked>>
88%
40263
90%
**98
98%
ReloadSwiss RS 62
<<locked>>
91%
39943
89%
**62
95%
[ReloadSwiss RS 70]*
<<locked>>
91%
40016
89%
**59
94%
Rottweil R 903
<<locked>>
85%
40147
89%
**97
98%
[Rottweil R 907]*
<<locked>>
86%
40059
89%
**41
91%
SNPE Vectan SP 11
<<locked>>
84%
40147
89%
**26
97%
[SNPE Vectan Tubal 7000]*
<<locked>>
88%
39885
89%
**15
92%
[Shooters World Long Rifle]*
<<locked>>
87%
40306
90%
**57
94%
Somchem S355
<<locked>>
84%
40306
90%
**87
98%
Somchem S365 👍
<<locked>>
94%
40132
89%
**85
99%
Vihtavuori N135
<<locked>>
85%
40350
90%
**54
100%
Vihtavuori N150
<<locked>>
90%
40364
90%
**67
99%
Vihtavuori N160
<<locked>>
88%
39827
89%
**97
95%
Vihtavuori N550
<<locked>>
88%
39914
89%
**36
95%
Vihtavuori N555
<<locked>>
97%
36912
82%
**26
95%
Winchester 6.5 StaBALL
<<locked>>
89%
40016
89%
**77
97%
[Winchester 760]*
<<locked>>
87%
40451
90%
**39
92%
[Winchester StaBALL HD]*
<<locked>>
97%
31270
70%
**02
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[Accurate 3100]*
<<locked>>
94%
32808
73%
**62
90%
[Accurate 4350]*
<<locked>>
81%
29907
67%
**00
91%
[Alliant Reloder-16]*
<<locked>>
81%
30472
68%
**97
91%
Alliant Reloder-17
<<locked>>
81%
33257
74%
**11
95%
[Alliant Reloder-23]*
<<locked>>
87%
26948
60%
**21
90%
[Alliant Reloder-26]*
<<locked>>
93%
32967
73%
**38
90%
[Hodgdon H414]*
<<locked>>
83%
36477
81%
**44
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
28108
63%
**15
92%
[Hodgdon LVR]*
<<locked>>
81%
32808
73%
**49
91%
[IMR 4451 Enduron]*
<<locked>>
81%
35868
80%
**52
90%
[IMR 4831]*
<<locked>>
82%
27818
62%
**24
90%
[Lovex S065]*
<<locked>>
81%
34040
76%
**13
91%
[Lovex S070]*
<<locked>>
84%
34824
77%
**52
90%
[Norma URP]*
<<locked>>
81%
30400
68%
**00
91%
[Ramshot Hunter]*
<<locked>>
86%
34142
76%
**95
90%
ReloadSwiss RS 14
<<locked>>
94%
33388
74%
**40
100%
ReloadSwiss RS 60
<<locked>>
81%
32430
72%
**92
95%
[ReloadSwiss RS 62]*
<<locked>>
81%
29544
66%
**00
90%
[ReloadSwiss RS 70]*
<<locked>>
85%
33373
74%
**88
90%
Rottweil R 903
<<locked>>
81%
36390
81%
**18
97%
[Rottweil R 907]*
<<locked>>
84%
37797
84%
**88
90%
SNPE Vectan SP 11
<<locked>>
81%
36477
81%
**44
96%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
34853
78%
**10
90%
[Shooters World Long Rifle]*
<<locked>>
81%
34040
76%
**13
91%
Somchem S355
<<locked>>
81%
36941
82%
**18
97%
[Somchem S365]*
<<locked>>
81%
27731
62%
**57
94%
Vihtavuori N135
<<locked>>
81%
35911
80%
**65
100%
Vihtavuori N150
<<locked>>
81%
31734
71%
**80
96%
[Vihtavuori N160]*
<<locked>>
81%
32416
72%
**23
92%
[Vihtavuori N550]*
<<locked>>
81%
32982
73%
**69
92%
[Vihtavuori N555]*
<<locked>>
86%
27427
61%
**64
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
31241
69%
**70
94%
[Winchester 760]*
<<locked>>
83%
36477
81%
**44
90%
[Winchester StaBALL HD]*
<<locked>>
93%
28442
63%
**06
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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