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Load data for .350 Mag. Rigby + .355 | 123gr | MEN FMJ RN

Recommended Powder(s): Alliant AR-Comp

.350 Mag. Rigby + .355 | 123gr | MEN FMJ RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.355 | 123gr | MEN FMJ RN
Bullet Weight:
123gr | 8.0g
Bullet Diameter:
0.355" | 9.02mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.350 Mag. Rigby load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.521" | 89.4mm
Seated Depth:
0.229" | 5.8mm
Shank Seated Depth:
0.229" | 5.8mm
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_B3794_C501
Last updated:
2025-01-01

Load data for 66 loads in caliber .350 Mag. Rigby with .355 | 123gr | MEN FMJ RN bullet and 33 powders such as Alliant AR-Comp. 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 2219
<<locked>>
84%
40190
89%
**87
96%
Accurate 2015
<<locked>>
89%
40248
90%
**58
98%
[Accurate 2460]*
<<locked>>
87%
40335
90%
**35
92%
Accurate 2495
<<locked>>
94%
39755
88%
**23
97%
[Accurate 2520]*
<<locked>>
93%
40364
90%
**94
94%
[Accurate 4064]*
<<locked>>
97%
36129
80%
**05
94%
Alliant AR-Comp 👍
<<locked>>
92%
39842
89%
**37
99%
Alliant Reloder-10x
<<locked>>
86%
40176
89%
**71
98%
[Hodgdon Benchmark]*
<<locked>>
88%
40205
89%
**89
92%
Hodgdon H322
<<locked>>
89%
40190
89%
**87
96%
[Hodgdon H335]*
<<locked>>
84%
40321
90%
**74
94%
Hodgdon TrailBoss
<<locked>>
96%
30516
68%
**82
100%
IMR 3031
<<locked>>
97%
39552
88%
**40
97%
IMR 4198
<<locked>>
84%
39914
89%
**28
99%
[Lovex D073.4]*
<<locked>>
86%
40321
90%
**28
92%
[Lovex D073.5]*
<<locked>>
88%
40335
90%
**35
92%
[Lovex D073.6]*
<<locked>>
95%
40364
90%
**94
94%
Norma 202
<<locked>>
94%
40335
90%
**78
95%
ReloadSwiss RS 14
<<locked>>
96%
30298
67%
**28
100%
[ReloadSwiss RS 40]*
<<locked>>
86%
39856
89%
**35
93%
[Rottweil R 901]*
<<locked>>
90%
39958
89%
**32
94%
[SNPE Vectan SP 10]*
<<locked>>
83%
39914
89%
**58
94%
[SNPE Vectan Tubal 3000]*
<<locked>>
91%
40147
89%
**73
94%
SNPE Vectan Tubal 5000
<<locked>>
97%
38725
86%
**53
95%
[Shooters World Match Rifle]*
<<locked>>
95%
40364
90%
**94
94%
[Somchem S321]*
<<locked>>
88%
40219
89%
**61
92%
Somchem S335
<<locked>>
92%
40422
90%
**02
96%
Vihtavuori N130
<<locked>>
88%
39972
89%
**02
98%
Vihtavuori N133
<<locked>>
94%
40263
90%
**19
97%
[Vihtavuori N135]*
<<locked>>
97%
32764
73%
**84
94%
Vihtavuori N140
<<locked>>
95%
39885
89%
**38
95%
[Vihtavuori N540]*
<<locked>>
96%
40306
90%
**64
94%
[Winchester 748]*
<<locked>>
89%
40263
90%
**97
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2219]*
<<locked>>
81%
36680
82%
**92
94%
Accurate 2015
<<locked>>
81%
31285
70%
**12
95%
[Accurate 2460]*
<<locked>>
83%
34998
78%
**07
90%
[Accurate 2495]*
<<locked>>
81%
25048
56%
**74
91%
[Accurate 2520]*
<<locked>>
87%
33011
73%
**04
90%
[Accurate 4064]*
<<locked>>
91%
29124
65%
**05
90%
Alliant AR-Comp
<<locked>>
81%
27470
61%
**53
95%
Alliant Reloder-10x
<<locked>>
81%
34461
77%
**30
97%
[Hodgdon Benchmark]*
<<locked>>
85%
35969
80%
**77
90%
[Hodgdon H322]*
<<locked>>
81%
30908
69%
**15
91%
[Hodgdon H335]*
<<locked>>
81%
36143
80%
**66
93%
Hodgdon TrailBoss
<<locked>>
81%
24062
54%
**05
100%
[IMR 3031]*
<<locked>>
85%
27456
61%
**53
90%
IMR 4198
<<locked>>
81%
36434
81%
**36
98%
[Lovex D073.4]*
<<locked>>
82%
35462
79%
**04
90%
[Lovex D073.5]*
<<locked>>
84%
34998
78%
**07
90%
[Lovex D073.6]*
<<locked>>
89%
33011
73%
**04
90%
[Norma 202]*
<<locked>>
85%
30647
68%
**09
90%
ReloadSwiss RS 14
<<locked>>
81%
23960
53%
**54
100%
[ReloadSwiss RS 40]*
<<locked>>
81%
33692
75%
**74
90%
[Rottweil R 901]*
<<locked>>
82%
31575
70%
**95
90%
[SNPE Vectan SP 10]*
<<locked>>
81%
36898
82%
**79
93%
[SNPE Vectan Tubal 3000]*
<<locked>>
83%
30835
69%
**23
90%
[SNPE Vectan Tubal 5000]*
<<locked>>
87%
28427
63%
**51
90%
[Shooters World Match Rifle]*
<<locked>>
89%
33011
73%
**04
90%
[Somchem S321]*
<<locked>>
86%
36927
82%
**73
90%
[Somchem S335]*
<<locked>>
81%
28340
63%
**54
90%
Vihtavuori N130
<<locked>>
81%
32518
72%
**02
96%
[Vihtavuori N133]*
<<locked>>
81%
26832
60%
**28
92%
[Vihtavuori N135]*
<<locked>>
89%
25918
58%
**54
90%
[Vihtavuori N140]*
<<locked>>
87%
30052
67%
**56
90%
[Vihtavuori N540]*
<<locked>>
88%
31183
69%
**12
90%
[Winchester 748]*
<<locked>>
86%
35853
80%
**76
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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