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Load data for .350 Mag. Rigby + .358 | 275gr | A-Square MONO RN

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-23, Vihtavuori N555, Winchester StaBALL HD

.350 Mag. Rigby + .358 | 275gr | A-Square MONO RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Load data for 76 loads in caliber .350 Mag. Rigby with .358 | 275gr | A-Square MONO RN bullet and 38 powders such as Alliant Reloder-16, Alliant Reloder-23, Vihtavuori N555, Winchester StaBALL HD. 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 2209
90%
89%
94%
ADI AR 2213
94%
90%
92%
Accurate 3100
95%
89%
97%
Accurate 4350
85%
89%
99%
Alliant Reloder-16
86%
90%
99%
Alliant Reloder-19
90%
89%
94%
Alliant Reloder-22
95%
90%
94%
Alliant Reloder-23
96%
89%
100%
Alliant Reloder-25
97%
79%
96%
Alliant Reloder-26
93%
89%
98%
Hodgdon H4350
87%
90%
95%
Hodgdon Hybrid 100V
88%
89%
100%
Hodgdon Superperformance
85%
90%
96%
IMR 4350
86%
90%
95%
IMR 4831
90%
89%
99%
IMR 4955 Enduron
92%
90%
92%
IMR 7828 SSC
93%
90%
92%
Lovex S070
84%
89%
96%
Lovex S071
97%
79%
96%
Norma 204
86%
90%
94%
Norma MRP
93%
90%
96%
Norma URP
86%
90%
99%
Ramshot Hunter
87%
90%
97%
Ramshot Magnum
96%
89%
95%
ReloadSwiss RS 60
83%
90%
100%
ReloadSwiss RS 62
86%
90%
98%
ReloadSwiss RS 70
86%
89%
98%
Rottweil R 904
89%
90%
93%
Rottweil R 905
91%
89%
94%
Somchem S361
88%
90%
91%
Somchem S365
89%
89%
100%
Somchem S385
91%
90%
95%
Vihtavuori N150
85%
90%
100%
Vihtavuori N160
83%
90%
99%
Vihtavuori N165
96%
89%
95%
Vihtavuori N555
93%
90%
99%
Winchester 6.5 StaBALL
85%
89%
100%
Winchester StaBALL HD
97%
81%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
83%
72%
90%
ADI AR 2213
91%
83%
90%
Accurate 3100
81%
56%
90%
Accurate 4350
81%
77%
97%
Alliant Reloder-16
81%
76%
97%
Alliant Reloder-19
83%
71%
90%
Alliant Reloder-22
88%
71%
90%
Alliant Reloder-23
81%
56%
94%
Alliant Reloder-25
87%
59%
90%
Alliant Reloder-26
81%
59%
92%
Hodgdon H4350
81%
74%
93%
Hodgdon Hybrid 100V
81%
71%
98%
Hodgdon Superperformance
81%
80%
94%
IMR 4350
81%
78%
93%
IMR 4831
81%
68%
96%
IMR 4955 Enduron
89%
81%
90%
IMR 7828 SSC
91%
82%
90%
Lovex S070
81%
81%
95%
Lovex S071
85%
55%
90%
Norma 204
81%
76%
91%
Norma MRP
83%
64%
90%
Norma URP
81%
77%
97%
Ramshot Hunter
81%
75%
95%
Ramshot Magnum
90%
71%
90%
ReloadSwiss RS 60
81%
83%
100%
ReloadSwiss RS 62
81%
76%
97%
ReloadSwiss RS 70
81%
75%
96%
Rottweil R 904
85%
78%
90%
Rottweil R 905
83%
69%
90%
Somchem S361
86%
83%
90%
Somchem S365
81%
69%
99%
Somchem S385
81%
64%
90%
Vihtavuori N150
81%
80%
100%
Vihtavuori N160
81%
84%
98%
Vihtavuori N165
87%
67%
90%
Vihtavuori N555
81%
60%
95%
Winchester 6.5 StaBALL
81%
79%
99%
Winchester StaBALL HD
81%
49%
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.

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