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Load data for .300 Norma Mag + .308 | 150gr | Barnes X S

Recommended Powder(s): Alliant Reloder-25, Alliant Reloder-26, Norma MRP, Rottweil R 905, Winchester StaBALL HD

.300 Norma Mag + .308 | 150gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Barnes X S
Manufacturer SKU:
30815
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.205" | 30.6mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.573" | 90.8mm
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_B613_C365
Last updated:
2025-01-01

Load data for 122 loads in caliber .300 Norma Mag with .308 | 150gr | Barnes X S bullet and 61 powders such as Alliant Reloder-25, Alliant Reloder-26, Norma MRP, Rottweil R 905, 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
<<locked>>
91%
56695
89%
**28
98%
ADI AR 2213
<<locked>>
94%
57319
90%
**74
97%
ADI AR 2217
<<locked>>
97%
46340
73%
**45
95%
ADI AR 2225
<<locked>>
97%
42163
66%
**15
97%
Accurate 3100
<<locked>>
93%
56681
89%
**66
100%
Accurate 4350
<<locked>>
85%
57290
90%
**92
100%
Accurate MAGPRO
<<locked>>
94%
56855
89%
**61
96%
Alliant Reloder-16
<<locked>>
87%
57174
90%
**55
100%
Alliant Reloder-19
<<locked>>
91%
56942
89%
**32
98%
Alliant Reloder-22
<<locked>>
94%
57043
89%
**61
99%
Alliant Reloder-23
<<locked>>
95%
57290
90%
**38
100%
Alliant Reloder-25 👍
<<locked>>
97%
52054
82%
**19
100%
Alliant Reloder-26 👍
<<locked>>
91%
57261
90%
**20
100%
Hodgdon H1000
<<locked>>
97%
46340
73%
**45
95%
Hodgdon H4350
<<locked>>
89%
57421
90%
**79
99%
Hodgdon H4831
<<locked>>
97%
57276
90%
**12
97%
Hodgdon H4831 SC
<<locked>>
93%
57319
90%
**05
97%
Hodgdon Hybrid 100V
<<locked>>
88%
56666
89%
**53
100%
Hodgdon LVR
<<locked>>
84%
57435
90%
**05
100%
Hodgdon Retumbo
<<locked>>
97%
42163
66%
**15
97%
Hodgdon Superperformance
<<locked>>
84%
57363
90%
**58
99%
Hodgdon TrailBoss
<<locked>>
97%
35926
56%
**14
100%
IMR 4350
<<locked>>
87%
57217
90%
**69
99%
IMR 4451 Enduron
<<locked>>
84%
57421
90%
**73
99%
IMR 4831
<<locked>>
90%
57276
90%
**79
100%
IMR 4955 Enduron
<<locked>>
94%
56942
89%
**69
97%
IMR 7828 SSC
<<locked>>
93%
57348
90%
**87
98%
[IMR 8133 Enduron]*
<<locked>>
97%
38421
60%
**00
92%
Lovex S065
<<locked>>
85%
57246
90%
**50
100%
Lovex S070
<<locked>>
86%
57377
90%
**69
100%
Lovex S071
<<locked>>
97%
54230
85%
**20
100%
Norma 204
<<locked>>
87%
57276
90%
**09
98%
Norma 217
<<locked>>
97%
38551
60%
**43
95%
Norma MRP 👍
<<locked>>
92%
57348
90%
**97
99%
Norma URP
<<locked>>
86%
57043
89%
**99
100%
Ramshot Hunter
<<locked>>
87%
57000
89%
**22
100%
Ramshot Magnum
<<locked>>
95%
57348
90%
**55
99%
ReloadSwiss RS 14
<<locked>>
96%
36564
57%
**60
100%
ReloadSwiss RS 60
<<locked>>
83%
57246
90%
**74
100%
ReloadSwiss RS 62
<<locked>>
85%
56608
89%
**09
100%
ReloadSwiss RS 70
<<locked>>
86%
57000
89%
**78
100%
ReloadSwiss RS 76
<<locked>>
97%
51924
81%
**68
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
47210
74%
**23
94%
Rottweil R 904
<<locked>>
90%
57305
90%
**89
98%
Rottweil R 905 👍
<<locked>>
92%
57363
90%
**28
99%
Rottweil R 907
<<locked>>
84%
57319
90%
**66
99%
SNPE Vectan Tubal 7000
<<locked>>
85%
56782
89%
**97
99%
Shooters World Long Rifle
<<locked>>
85%
57246
90%
**50
100%
Somchem S361
<<locked>>
89%
57072
89%
**43
97%
Somchem S365
<<locked>>
88%
56637
89%
**99
100%
Somchem S385
<<locked>>
91%
57290
90%
**96
99%
Vihtavuori N150
<<locked>>
86%
57217
90%
**07
100%
Vihtavuori N160
<<locked>>
84%
57130
90%
**63
100%
Vihtavuori N165
<<locked>>
96%
57174
90%
**76
99%
Vihtavuori N550
<<locked>>
84%
57392
90%
**02
100%
Vihtavuori N555
<<locked>>
92%
57072
89%
**28
100%
Vihtavuori N560
<<locked>>
94%
57029
89%
**94
97%
Vihtavuori N565
<<locked>>
97%
55376
87%
**38
97%
[Vihtavuori N568]*
<<locked>>
97%
48747
76%
**43
94%
Winchester 6.5 StaBALL
<<locked>>
86%
57276
90%
**36
100%
Winchester StaBALL HD 👍
<<locked>>
97%
56942
89%
**53
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41452
65%
**20
95%
[ADI AR 2213]*
<<locked>>
81%
37608
59%
**28
91%
[ADI AR 2217]*
<<locked>>
89%
36419
57%
**92
90%
[ADI AR 2225]*
<<locked>>
86%
30472
48%
**57
90%
Accurate 3100
<<locked>>
81%
38856
61%
**15
97%
Accurate 4350
<<locked>>
81%
50604
79%
**87
100%
[Accurate MAGPRO]*
<<locked>>
84%
40582
64%
**27
90%
Alliant Reloder-16
<<locked>>
81%
47152
74%
**68
100%
Alliant Reloder-19
<<locked>>
81%
41756
65%
**17
95%
[Alliant Reloder-22]*
<<locked>>
81%
37826
59%
**61
93%
Alliant Reloder-23
<<locked>>
81%
36637
57%
**35
99%
Alliant Reloder-25
<<locked>>
81%
32271
51%
**20
95%
Alliant Reloder-26
<<locked>>
81%
40190
63%
**76
98%
[Hodgdon H1000]*
<<locked>>
89%
36419
57%
**92
90%
Hodgdon H4350
<<locked>>
81%
45194
71%
**49
97%
[Hodgdon H4831]*
<<locked>>
82%
36796
58%
**69
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
39233
61%
**38
91%
Hodgdon Hybrid 100V
<<locked>>
81%
45078
71%
**59
100%
Hodgdon LVR
<<locked>>
81%
51909
81%
**10
100%
[Hodgdon Retumbo]*
<<locked>>
86%
30472
48%
**57
90%
Hodgdon Superperformance
<<locked>>
81%
51111
80%
**50
99%
Hodgdon TrailBoss
<<locked>>
81%
28674
45%
**47
100%
IMR 4350
<<locked>>
81%
47471
74%
**86
98%
IMR 4451 Enduron
<<locked>>
81%
53084
83%
**94
99%
IMR 4831
<<locked>>
81%
43671
68%
**33
99%
[IMR 4955 Enduron]*
<<locked>>
81%
39421
62%
**08
92%
[IMR 7828 SSC]*
<<locked>>
81%
38479
60%
**71
91%
[IMR 8133 Enduron]*
<<locked>>
94%
35172
55%
**18
90%
Lovex S065
<<locked>>
81%
51285
80%
**51
99%
Lovex S070
<<locked>>
81%
49806
78%
**31
99%
Lovex S071
<<locked>>
81%
34026
53%
**84
95%
Norma 204
<<locked>>
81%
47485
74%
**28
96%
[Norma 217]*
<<locked>>
89%
30734
48%
**00
90%
Norma MRP
<<locked>>
81%
39711
62%
**40
96%
Norma URP
<<locked>>
81%
48907
77%
**58
100%
Ramshot Hunter
<<locked>>
81%
47485
74%
**38
99%
[Ramshot Magnum]*
<<locked>>
81%
35491
56%
**79
93%
ReloadSwiss RS 14
<<locked>>
81%
29370
46%
**90
100%
ReloadSwiss RS 60
<<locked>>
81%
52533
82%
**02
100%
ReloadSwiss RS 62
<<locked>>
81%
50038
78%
**97
100%
ReloadSwiss RS 70
<<locked>>
81%
47543
74%
**97
99%
[ReloadSwiss RS 76]*
<<locked>>
81%
30980
49%
**97
90%
[ReloadSwiss RS 80]*
<<locked>>
91%
39189
61%
**30
90%
[Rottweil R 904]*
<<locked>>
81%
43091
68%
**07
94%
Rottweil R 905
<<locked>>
81%
41292
65%
**07
95%
Rottweil R 907
<<locked>>
81%
52504
82%
**77
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
50328
79%
**86
99%
Shooters World Long Rifle
<<locked>>
81%
51285
80%
**51
99%
[Somchem S361]*
<<locked>>
81%
43947
69%
**84
93%
Somchem S365
<<locked>>
81%
45847
72%
**09
100%
Somchem S385
<<locked>>
81%
42090
66%
**97
96%
Vihtavuori N150
<<locked>>
81%
49081
77%
**69
100%
Vihtavuori N160
<<locked>>
81%
52170
82%
**84
100%
[Vihtavuori N165]*
<<locked>>
81%
35781
56%
**30
93%
Vihtavuori N550
<<locked>>
81%
53142
83%
**33
100%
Vihtavuori N555
<<locked>>
81%
41147
64%
**13
99%
[Vihtavuori N560]*
<<locked>>
81%
37869
59%
**67
91%
[Vihtavuori N565]*
<<locked>>
83%
36056
56%
**05
90%
[Vihtavuori N568]*
<<locked>>
91%
40509
63%
**49
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49429
77%
**05
100%
Winchester StaBALL HD
<<locked>>
81%
32169
50%
**54
99%

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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