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Load data for .350 Mag. Rigby + .358 | 220gr | Speer FP

Recommended Powder(s): ReloadSwiss RS 52, ReloadSwiss RS 60, Somchem S365

.350 Mag. Rigby + .358 | 220gr | Speer FP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.358 | 220gr | Speer FP
Manufacturer SKU:
2439
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.358" | 9.09mm
Bullet Length:
1.030" | 26.2mm
Caliber:
.350 Mag. Rigby load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.521" | 89.4mm
Seated Depth:
0.259" | 6.6mm
Shank Seated Depth:
0.259" | 6.6mm
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_B6236_C501
Last updated:
2025-01-01

Load data for 94 loads in caliber .350 Mag. Rigby with .358 | 220gr | Speer FP bullet and 47 powders such as ReloadSwiss RS 52, 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
ADI AR 2208
<<locked>>
84%
40393
90%
**49
97%
[Accurate 2700]*
<<locked>>
85%
40393
90%
**90
91%
Accurate 4064
<<locked>>
83%
40161
89%
**69
100%
Accurate 4350
<<locked>>
92%
39958
89%
**31
96%
Alliant Reloder- TS 15.5
<<locked>>
84%
40118
89%
**72
98%
Alliant Reloder-16
<<locked>>
92%
40016
89%
**31
96%
Alliant Reloder-17
<<locked>>
89%
40089
89%
**67
98%
Alliant Reloder-23
<<locked>>
97%
32561
72%
**80
95%
[Alliant Reloder-26]*
<<locked>>
97%
35737
79%
**08
93%
Hodgdon CFE223
<<locked>>
83%
40176
89%
**12
96%
Hodgdon H380
<<locked>>
84%
40176
89%
**72
95%
[Hodgdon H414]*
<<locked>>
87%
39958
89%
**08
92%
[Hodgdon H4350]*
<<locked>>
94%
40350
90%
**56
92%
Hodgdon Hybrid 100V
<<locked>>
95%
40451
90%
**05
98%
Hodgdon LVR
<<locked>>
90%
40335
90%
**18
95%
Hodgdon VARGET
<<locked>>
84%
40016
89%
**46
97%
Hodgdon TrailBoss
<<locked>>
96%
33489
74%
**80
100%
IMR 4064
<<locked>>
85%
40379
90%
**39
97%
[IMR 4166 Enduron]*
<<locked>>
84%
40045
89%
**00
93%
[IMR 4350]*
<<locked>>
92%
40379
90%
**59
92%
[IMR 4451 Enduron]*
<<locked>>
86%
40219
89%
**30
92%
IMR 4831
<<locked>>
97%
39508
88%
**98
96%
[Lovex S065]*
<<locked>>
89%
39900
89%
**36
94%
[Lovex S070]*
<<locked>>
91%
40205
89%
**62
93%
Norma URP
<<locked>>
92%
39987
89%
**18
96%
[Ramshot Hunter]*
<<locked>>
93%
40030
89%
**21
94%
ReloadSwiss RS 14
<<locked>>
97%
34113
76%
**22
100%
[ReloadSwiss RS 50]*
<<locked>>
84%
40466
90%
**46
93%
ReloadSwiss RS 52 👍
<<locked>>
84%
40393
90%
**28
99%
ReloadSwiss RS 60 👍
<<locked>>
89%
39972
89%
**77
99%
ReloadSwiss RS 62
<<locked>>
93%
40292
90%
**54
96%
ReloadSwiss RS 70
<<locked>>
93%
40451
90%
**54
95%
Rottweil R 903
<<locked>>
86%
39784
88%
**75
98%
[Rottweil R 907]*
<<locked>>
88%
40422
90%
**36
92%
SNPE Vectan SP 11
<<locked>>
86%
40161
89%
**12
97%
SNPE Vectan Tubal 5000
<<locked>>
84%
39943
89%
**74
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
89%
40001
89%
**97
93%
[Shooters World Long Rifle]*
<<locked>>
89%
39900
89%
**36
94%
Somchem S355
<<locked>>
86%
40248
90%
**69
98%
Somchem S365 👍
<<locked>>
96%
40379
90%
**71
99%
Vihtavuori N135
<<locked>>
87%
39943
89%
**33
100%
Vihtavuori N150
<<locked>>
91%
40321
90%
**52
99%
Vihtavuori N160
<<locked>>
89%
40001
89%
**82
96%
Vihtavuori N550
<<locked>>
89%
40059
89%
**18
96%
Vihtavuori N555
<<locked>>
97%
34679
77%
**56
95%
Winchester 6.5 StaBALL
<<locked>>
91%
40190
89%
**62
98%
[Winchester 760]*
<<locked>>
87%
39958
89%
**08
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
36854
82%
**74
96%
[Accurate 2700]*
<<locked>>
83%
37086
82%
**18
90%
Accurate 4064
<<locked>>
81%
37202
83%
**10
100%
[Accurate 4350]*
<<locked>>
81%
27122
60%
**13
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
35984
80%
**93
97%
[Alliant Reloder-16]*
<<locked>>
82%
28848
64%
**39
90%
[Alliant Reloder-17]*
<<locked>>
81%
31285
70%
**44
94%
[Alliant Reloder-23]*
<<locked>>
89%
25875
58%
**70
90%
[Alliant Reloder-26]*
<<locked>>
93%
31415
70%
**80
90%
Hodgdon CFE223
<<locked>>
81%
37188
83%
**49
95%
[Hodgdon H380]*
<<locked>>
81%
36738
82%
**90
94%
[Hodgdon H414]*
<<locked>>
83%
34925
78%
**90
90%
[Hodgdon H4350]*
<<locked>>
91%
36999
82%
**77
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
25846
57%
**34
91%
[Hodgdon LVR]*
<<locked>>
81%
30501
68%
**69
91%
Hodgdon VARGET
<<locked>>
81%
36608
81%
**70
96%
Hodgdon TrailBoss
<<locked>>
93%
31865
71%
**44
100%
IMR 4064
<<locked>>
81%
36071
80%
**48
96%
[IMR 4166 Enduron]*
<<locked>>
81%
36332
81%
**15
91%
[IMR 4350]*
<<locked>>
89%
36564
81%
**74
90%
[IMR 4451 Enduron]*
<<locked>>
82%
35041
78%
**11
90%
[IMR 4831]*
<<locked>>
85%
27151
60%
**87
90%
[Lovex S065]*
<<locked>>
81%
31517
70%
**39
91%
[Lovex S070]*
<<locked>>
85%
33779
75%
**11
90%
[Norma URP]*
<<locked>>
81%
27949
62%
**16
90%
[Ramshot Hunter]*
<<locked>>
87%
32822
73%
**41
90%
ReloadSwiss RS 14
<<locked>>
89%
30356
68%
**47
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
37173
83%
**74
92%
ReloadSwiss RS 52
<<locked>>
81%
36811
82%
**52
98%
ReloadSwiss RS 60
<<locked>>
81%
30371
68%
**18
95%
[ReloadSwiss RS 62]*
<<locked>>
83%
28863
64%
**65
90%
[ReloadSwiss RS 70]*
<<locked>>
86%
32068
71%
**41
90%
Rottweil R 903
<<locked>>
81%
33562
75%
**34
96%
[Rottweil R 907]*
<<locked>>
85%
36622
81%
**44
90%
SNPE Vectan SP 11
<<locked>>
81%
34606
77%
**84
95%
SNPE Vectan Tubal 5000
<<locked>>
81%
36463
81%
**11
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
84%
33692
75%
**69
90%
[Shooters World Long Rifle]*
<<locked>>
81%
31517
70%
**39
91%
Somchem S355
<<locked>>
81%
34490
77%
**41
96%
[Somchem S365]*
<<locked>>
81%
25019
56%
**60
92%
Vihtavuori N135
<<locked>>
81%
33547
75%
**02
100%
Vihtavuori N150
<<locked>>
81%
29443
65%
**06
96%
[Vihtavuori N160]*
<<locked>>
81%
30284
67%
**52
92%
[Vihtavuori N550]*
<<locked>>
81%
30560
68%
**92
92%
[Vihtavuori N555]*
<<locked>>
88%
26571
59%
**26
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
29254
65%
**97
93%
[Winchester 760]*
<<locked>>
83%
34925
78%
**90
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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