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Load data for .300 Norma Mag + .308 | 152gr | Remington SP Extended-Range

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, IMR 4831, Vihtavuori N555, Winchester StaBALL HD

.300 Norma Mag + .308 | 152gr | Remington SP Extended-Range

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 152gr | Remington SP Extended-Range
Bullet Weight:
152gr | 9.8g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.368" | 85.6mm
Seated Depth:
0.122" | 3.1mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
104.0 Grains of Water | 6.75 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5168_C365
Last updated:
2025-01-01

Load data for 140 loads in caliber .300 Norma Mag with .308 | 152gr | Remington SP Extended-Range bullet and 70 powders such as Alliant Reloder-23, Alliant Reloder-26, IMR 4831, 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
93%
89%
98%
ADI AR 2213
96%
90%
98%
ADI AR 2217
97%
67%
94%
ADI AR 2225
97%
60%
95%
Accurate 2700
84%
89%
99%
Accurate 3100
96%
89%
100%
Accurate 4350
88%
90%
100%
Accurate MAGPRO
96%
89%
96%
Alliant Reloder-16
89%
90%
100%
Alliant Reloder-17
84%
90%
100%
Alliant Reloder-19
93%
89%
99%
Alliant Reloder-22
96%
90%
99%
Alliant Reloder-23
97%
87%
100%
Alliant Reloder-25
97%
75%
100%
Alliant Reloder-26
93%
89%
100%
Hodgdon H1000
97%
67%
94%
Hodgdon H414
84%
90%
100%
Hodgdon H4350
91%
89%
99%
Hodgdon H4831
97%
84%
96%
Hodgdon H4831 SC
95%
90%
97%
Hodgdon Hybrid 100V
91%
90%
100%
Hodgdon LVR
86%
90%
100%
Hodgdon Retumbo
97%
60%
95%
Hodgdon Superperformance
86%
89%
99%
Hodgdon VARGET
83%
89%
100%
Hodgdon TrailBoss
97%
55%
100%
IMR 4064
83%
89%
100%
IMR 4166 Enduron
84%
90%
99%
IMR 4350
89%
90%
99%
IMR 4451 Enduron
85%
90%
99%
IMR 4831
93%
90%
100%
IMR 4955 Enduron
96%
90%
97%
IMR 7828 SSC
95%
90%
98%
Lovex S065
87%
90%
100%
Lovex S070
88%
90%
100%
Lovex S071
97%
77%
99%
Norma 204
89%
90%
98%
Norma 217
97%
53%
93%
Norma MRP
94%
89%
99%
Norma URP
88%
90%
100%
Ramshot Hunter
89%
89%
100%
Ramshot Magnum
97%
90%
99%
ReloadSwiss RS 14
96%
56%
100%
ReloadSwiss RS 60
85%
90%
100%
ReloadSwiss RS 62
87%
89%
100%
ReloadSwiss RS 70
88%
90%
100%
ReloadSwiss RS 76
97%
74%
99%
Rottweil R 903
83%
89%
100%
Rottweil R 904
92%
90%
98%
Rottweil R 905
94%
89%
99%
Rottweil R 907
86%
89%
99%
SNPE Vectan Tubal 5000
83%
89%
100%
SNPE Vectan Tubal 7000
87%
89%
99%
Shooters World Long Rifle
87%
90%
100%
Somchem S355
84%
90%
100%
Somchem S361
91%
90%
97%
Somchem S365
90%
89%
100%
Somchem S385
93%
90%
99%
Vihtavuori N135
85%
89%
100%
Vihtavuori N150
89%
90%
100%
Vihtavuori N160
86%
90%
100%
Vihtavuori N165
97%
84%
98%
Vihtavuori N550
86%
89%
100%
Vihtavuori N555
95%
90%
100%
Vihtavuori N560
96%
90%
97%
Vihtavuori N565
97%
79%
96%
Vihtavuori N568
97%
69%
92%
Winchester 6.5 StaBALL
87%
90%
100%
Winchester 760
84%
90%
100%
Winchester StaBALL HD
97%
82%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
81%
60%
93%
ADI AR 2213
83%
57%
90%
ADI AR 2217
92%
57%
90%
ADI AR 2225
90%
48%
90%
Accurate 2700
81%
82%
98%
Accurate 3100
81%
53%
95%
Accurate 4350
81%
72%
99%
Accurate MAGPRO
87%
63%
90%
Alliant Reloder-16
81%
68%
100%
Alliant Reloder-17
81%
79%
100%
Alliant Reloder-19
81%
60%
93%
Alliant Reloder-22
81%
53%
91%
Alliant Reloder-23
81%
51%
98%
Alliant Reloder-25
81%
44%
92%
Alliant Reloder-26
81%
56%
97%
Hodgdon H1000
92%
57%
90%
Hodgdon H414
81%
81%
99%
Hodgdon H4350
81%
65%
96%
Hodgdon H4831
85%
57%
90%
Hodgdon H4831 SC
82%
58%
90%
Hodgdon Hybrid 100V
81%
64%
100%
Hodgdon LVR
81%
75%
99%
Hodgdon Retumbo
90%
48%
90%
Hodgdon Superperformance
81%
74%
98%
Hodgdon VARGET
81%
84%
100%
Hodgdon TrailBoss
81%
44%
100%
IMR 4064
81%
83%
100%
IMR 4166 Enduron
81%
81%
99%
IMR 4350
81%
69%
97%
IMR 4451 Enduron
81%
78%
99%
IMR 4831
81%
62%
98%
IMR 4955 Enduron
81%
57%
90%
IMR 7828 SSC
82%
56%
90%
Lovex S065
81%
74%
99%
Lovex S070
81%
72%
98%
Lovex S071
81%
45%
92%
Norma 204
81%
69%
95%
Norma 217
94%
48%
90%
Norma MRP
81%
56%
94%
Norma URP
81%
70%
99%
Ramshot Hunter
81%
68%
98%
Ramshot Magnum
81%
49%
91%
ReloadSwiss RS 14
81%
45%
100%
ReloadSwiss RS 60
81%
76%
100%
ReloadSwiss RS 62
81%
71%
99%
ReloadSwiss RS 70
81%
69%
99%
ReloadSwiss RS 76
85%
48%
90%
Rottweil R 903
81%
83%
100%
Rottweil R 904
81%
62%
92%
Rottweil R 905
81%
58%
93%
Rottweil R 907
81%
76%
98%
SNPE Vectan Tubal 5000
81%
83%
100%
SNPE Vectan Tubal 7000
81%
73%
98%
Shooters World Long Rifle
81%
74%
99%
Somchem S355
81%
82%
100%
Somchem S361
81%
63%
92%
Somchem S365
81%
65%
100%
Somchem S385
81%
59%
95%
Vihtavuori N135
81%
80%
100%
Vihtavuori N150
81%
71%
100%
Vihtavuori N160
81%
75%
100%
Vihtavuori N165
81%
50%
91%
Vihtavuori N550
81%
77%
100%
Vihtavuori N555
81%
57%
98%
Vihtavuori N560
83%
58%
90%
Vihtavuori N565
87%
56%
90%
Vihtavuori N568
94%
63%
90%
Winchester 6.5 StaBALL
81%
72%
100%
Winchester 760
81%
81%
99%
Winchester StaBALL HD
81%
43%
98%

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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