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Load data for .350 Mag. Rigby + .358 | 148gr | Speer LBBWC

Recommended Powder(s): Accurate 2495, Alliant AR-Comp, IMR 3031

.350 Mag. Rigby + .358 | 148gr | Speer LBBWC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.358 | 148gr | Speer LBBWC
Manufacturer SKU:
4605
Bullet Weight:
148gr | 9.6g
Bullet Diameter:
0.358" | 9.09mm
Bullet Length:
0.580" | 14.7mm
Caliber:
.350 Mag. Rigby load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.208" | 81.5mm
Seated Depth:
0.122" | 3.1mm
Shank Seated Depth:
0.122" | 3.1mm
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_B6231_C501
Last updated:
2025-01-01

Load data for 106 loads in caliber .350 Mag. Rigby with .358 | 148gr | Speer LBBWC bullet and 53 powders such as Accurate 2495, Alliant AR-Comp, IMR 3031. 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 2206H
90%
90%
92%
Accurate 2015
87%
90%
99%
Accurate 2230
85%
90%
94%
Accurate 2460
85%
89%
95%
Accurate 2495
92%
89%
99%
Accurate 2520
90%
89%
96%
Accurate 4064
97%
85%
97%
Alliant AR-Comp
90%
90%
100%
Alliant Reloder- TS 15.5
97%
90%
94%
Alliant Reloder-10x
84%
90%
100%
Hodgdon BL-C2
89%
89%
94%
Hodgdon Benchmark
86%
90%
95%
Hodgdon H322
86%
89%
98%
Hodgdon TrailBoss
97%
68%
100%
IMR 3031
94%
89%
99%
IMR 4064
96%
89%
92%
IMR 4895
93%
89%
93%
IMR 8208 XBR
88%
90%
94%
Lovex D073.4
84%
89%
95%
Lovex D073.5
86%
90%
96%
Lovex D073.6
92%
89%
96%
Lovex S060
89%
89%
92%
Lovex S062
95%
89%
94%
Norma 201
92%
90%
94%
Norma 202
91%
90%
97%
Norma 203B
95%
90%
93%
Ramshot Big Game
94%
89%
92%
Ramshot Wild Boar
89%
90%
92%
Ramshot X-Terminator
85%
90%
92%
ReloadSwiss RS 14
96%
67%
100%
ReloadSwiss RS 40
84%
89%
96%
ReloadSwiss RS 52
95%
89%
95%
Rottweil R 901
89%
89%
97%
Rottweil R 902
93%
90%
94%
Rottweil R 903
97%
80%
92%
SNPE Vectan SP 11
97%
89%
92%
SNPE Vectan SP 9
91%
89%
92%
SNPE Vectan Tubal 3000
89%
89%
97%
SNPE Vectan Tubal 5000
96%
90%
98%
Shooters World Match Rifle
92%
89%
96%
Shooters World Precision
95%
89%
94%
Somchem S321
86%
90%
95%
Somchem S335
90%
90%
98%
Somchem S341
90%
89%
92%
Somchem S355
97%
84%
92%
Vihtavuori N130
86%
90%
100%
Vihtavuori N133
91%
89%
99%
Vihtavuori N135
97%
80%
98%
Vihtavuori N140
93%
89%
97%
Vihtavuori N530
87%
89%
94%
Vihtavuori N540
93%
90%
97%
Winchester 748
87%
89%
95%
Winchester StaBALL Match
85%
89%
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
86%
35172
78%
**46
90%
Accurate 2015
<<locked>>
81%
32677
73%
**67
98%
[Accurate 2230]*
<<locked>>
81%
34679
77%
**94
91%
[Accurate 2460]*
<<locked>>
81%
33968
76%
**94
93%
[Accurate 2495]*
<<locked>>
81%
25469
57%
**13
94%
[Accurate 2520]*
<<locked>>
81%
27978
62%
**66
91%
[Accurate 4064]*
<<locked>>
85%
24250
54%
**57
90%
Alliant AR-Comp
<<locked>>
81%
28935
64%
**41
99%
[Alliant Reloder- TS 15.5]*
<<locked>>
91%
32416
72%
**90
90%
Alliant Reloder-10x
<<locked>>
81%
36666
82%
**82
99%
[Hodgdon BL-C2]*
<<locked>>
83%
31372
70%
**74
90%
[Hodgdon Benchmark]*
<<locked>>
81%
33678
75%
**44
92%
Hodgdon H322
<<locked>>
81%
32880
73%
**00
96%
Hodgdon TrailBoss
<<locked>>
81%
23656
53%
**47
100%
[IMR 3031]*
<<locked>>
81%
24903
55%
**90
92%
[IMR 4064]*
<<locked>>
93%
36608
81%
**53
90%
[IMR 4895]*
<<locked>>
89%
34476
77%
**66
90%
[IMR 8208 XBR]*
<<locked>>
81%
31270
70%
**15
90%
[Lovex D073.4]*
<<locked>>
81%
35839
80%
**40
94%
[Lovex D073.5]*
<<locked>>
81%
33678
75%
**90
93%
[Lovex D073.6]*
<<locked>>
82%
27137
60%
**43
90%
[Lovex S060]*
<<locked>>
84%
34751
77%
**58
90%
[Lovex S062]*
<<locked>>
87%
30792
68%
**18
90%
[Norma 201]*
<<locked>>
84%
31125
69%
**12
90%
[Norma 202]*
<<locked>>
81%
28050
62%
**46
92%
[Norma 203B]*
<<locked>>
91%
34708
77%
**59
90%
[Ramshot Big Game]*
<<locked>>
91%
36521
81%
**02
90%
[Ramshot Wild Boar]*
<<locked>>
85%
35259
78%
**46
90%
[Ramshot X-Terminator]*
<<locked>>
82%
35520
79%
**94
90%
ReloadSwiss RS 14
<<locked>>
81%
23380
52%
**90
100%
[ReloadSwiss RS 40]*
<<locked>>
81%
35476
79%
**36
94%
[ReloadSwiss RS 52]*
<<locked>>
88%
30501
68%
**67
90%
[Rottweil R 901]*
<<locked>>
81%
30400
68%
**89
93%
[Rottweil R 902]*
<<locked>>
86%
31082
69%
**05
90%
[Rottweil R 903]*
<<locked>>
94%
32547
72%
**04
90%
[SNPE Vectan SP 11]*
<<locked>>
94%
36390
81%
**99
90%
[SNPE Vectan SP 9]*
<<locked>>
87%
35244
78%
**33
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
81%
30458
68%
**40
93%
[SNPE Vectan Tubal 5000]*
<<locked>>
81%
24265
54%
**49
91%
[Shooters World Match Rifle]*
<<locked>>
82%
27137
60%
**43
90%
[Shooters World Precision]*
<<locked>>
87%
30792
68%
**18
90%
[Somchem S321]*
<<locked>>
81%
33054
74%
**87
92%
[Somchem S335]*
<<locked>>
81%
29472
66%
**30
94%
[Somchem S341]*
<<locked>>
87%
35534
79%
**27
90%
[Somchem S355]*
<<locked>>
93%
33243
74%
**04
90%
Vihtavuori N130
<<locked>>
81%
34258
76%
**58
99%
Vihtavuori N133
<<locked>>
81%
28224
63%
**00
96%
[Vihtavuori N135]*
<<locked>>
82%
21422
48%
**23
90%
[Vihtavuori N140]*
<<locked>>
81%
26049
58%
**64
91%
[Vihtavuori N530]*
<<locked>>
81%
32619
73%
**74
91%
[Vihtavuori N540]*
<<locked>>
81%
25643
57%
**64
90%
[Winchester 748]*
<<locked>>
81%
32198
72%
**94
92%
[Winchester StaBALL Match]*
<<locked>>
81%
34650
77%
**40
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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