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Load data for .300 Norma Mag + .308 | 150gr Hornady CX

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

.300 Norma Mag + .308 | 150gr Hornady CX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr Hornady CX
Manufacturer SKU:
303704
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.330" | 33.8mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.578" | 90.9mm
Seated Depth:
0.242" | 6.1mm
Shank Seated Depth:
0.102" | 2.6mm
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_B1371_C365
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:10

Load data for 140 loads in caliber .300 Norma Mag with .308 | 150gr Hornady CX bullet and 70 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, 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 2208
<<locked>>
83%
57116
89%
**66
100%
ADI AR 2209
<<locked>>
94%
57058
89%
**51
98%
ADI AR 2213
<<locked>>
97%
56971
89%
**71
97%
[ADI AR 2217]*
<<locked>>
97%
41220
65%
**23
92%
ADI AR 2225
<<locked>>
97%
37173
58%
**81
95%
Accurate 2700
<<locked>>
84%
57058
89%
**17
99%
Accurate 3100
<<locked>>
97%
56753
89%
**82
100%
Accurate 4350
<<locked>>
88%
57363
90%
**19
100%
Accurate MAGPRO
<<locked>>
97%
55883
88%
**58
95%
Alliant Reloder-16
<<locked>>
90%
57159
90%
**71
100%
Alliant Reloder-17
<<locked>>
85%
56927
89%
**58
100%
Alliant Reloder-19
<<locked>>
94%
57058
89%
**48
98%
Alliant Reloder-22
<<locked>>
97%
56623
89%
**74
98%
Alliant Reloder-23
<<locked>>
97%
53635
84%
**99
100%
Alliant Reloder-25
<<locked>>
97%
46369
73%
**14
99%
Alliant Reloder-26 👍
<<locked>>
94%
56579
89%
**17
100%
[Hodgdon H1000]*
<<locked>>
97%
41220
65%
**23
92%
Hodgdon H414
<<locked>>
85%
57406
90%
**48
99%
Hodgdon H4350
<<locked>>
92%
56956
89%
**86
99%
Hodgdon H4831
<<locked>>
97%
52417
82%
**36
96%
Hodgdon H4831 SC
<<locked>>
96%
57188
90%
**22
97%
Hodgdon Hybrid 100V
<<locked>>
92%
57290
90%
**73
100%
Hodgdon LVR
<<locked>>
87%
57232
90%
**19
100%
Hodgdon Retumbo
<<locked>>
97%
37173
58%
**81
95%
Hodgdon Superperformance
<<locked>>
87%
57188
90%
**58
99%
Hodgdon VARGET
<<locked>>
84%
57116
89%
**66
100%
Hodgdon TrailBoss
<<locked>>
96%
34925
55%
**01
100%
IMR 4064
<<locked>>
84%
57290
90%
**53
100%
IMR 4166 Enduron
<<locked>>
85%
56855
89%
**53
99%
IMR 4350
<<locked>>
90%
57319
90%
**82
99%
IMR 4451 Enduron
<<locked>>
86%
57392
90%
**82
99%
IMR 4831 👍
<<locked>>
94%
57377
90%
**05
100%
IMR 4955 Enduron
<<locked>>
97%
57276
90%
**89
97%
IMR 7828 SSC
<<locked>>
96%
57174
90%
**91
97%
Lovex S065
<<locked>>
88%
57334
90%
**73
100%
Lovex S070
<<locked>>
89%
57392
90%
**92
99%
Lovex S071
<<locked>>
97%
47065
74%
**05
99%
Norma 204
<<locked>>
89%
56724
89%
**15
98%
Norma MRP
<<locked>>
95%
57000
89%
**07
99%
Norma URP
<<locked>>
89%
57261
90%
**25
100%
Ramshot Hunter 👍
<<locked>>
90%
57261
90%
**45
100%
Ramshot Magnum
<<locked>>
97%
55361
87%
**28
99%
ReloadSwiss RS 14
<<locked>>
97%
35984
56%
**54
100%
ReloadSwiss RS 60
<<locked>>
86%
57435
90%
**87
100%
ReloadSwiss RS 62
<<locked>>
88%
57363
90%
**41
100%
ReloadSwiss RS 70
<<locked>>
89%
57188
90%
**91
100%
ReloadSwiss RS 76
<<locked>>
97%
45876
72%
**50
98%
Rottweil R 903
<<locked>>
84%
57043
89%
**66
100%
Rottweil R 904
<<locked>>
93%
56884
89%
**82
97%
Rottweil R 905
<<locked>>
94%
57217
90%
**45
99%
Rottweil R 907
<<locked>>
87%
57203
90%
**69
99%
SNPE Vectan SP 11
<<locked>>
83%
57305
90%
**99
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
56840
89%
**25
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
56797
89%
**20
99%
Shooters World Long Rifle
<<locked>>
88%
57334
90%
**73
100%
Somchem S355
<<locked>>
84%
57305
90%
**63
100%
Somchem S361
<<locked>>
92%
57000
89%
**53
97%
Somchem S365
<<locked>>
91%
57116
89%
**22
100%
Somchem S385
<<locked>>
94%
56840
89%
**99
99%
Vihtavuori N135
<<locked>>
85%
57217
90%
**74
100%
Vihtavuori N150
<<locked>>
89%
57174
90%
**23
100%
Vihtavuori N160
<<locked>>
87%
56927
89%
**79
100%
Vihtavuori N165
<<locked>>
97%
52112
82%
**04
98%
Vihtavuori N550
<<locked>>
87%
57174
90%
**28
100%
Vihtavuori N555 👍
<<locked>>
95%
57043
89%
**45
100%
Vihtavuori N560
<<locked>>
97%
56449
88%
**97
97%
Vihtavuori N565
<<locked>>
97%
48269
76%
**04
95%
Winchester 6.5 StaBALL
<<locked>>
88%
57130
90%
**43
100%
Winchester 760
<<locked>>
85%
57406
90%
**48
99%
Winchester StaBALL HD 👍
<<locked>>
97%
50705
79%
**61
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52997
83%
**94
100%
[ADI AR 2209]*
<<locked>>
81%
37130
58%
**22
92%
[ADI AR 2213]*
<<locked>>
84%
37086
58%
**35
90%
[ADI AR 2217]*
<<locked>>
93%
36811
58%
**12
90%
[ADI AR 2225]*
<<locked>>
91%
30951
49%
**87
90%
Accurate 2700
<<locked>>
81%
51271
80%
**18
98%
[Accurate 3100]*
<<locked>>
81%
33011
52%
**87
94%
Accurate 4350
<<locked>>
81%
44556
70%
**79
99%
[Accurate MAGPRO]*
<<locked>>
88%
40727
64%
**53
90%
Alliant Reloder-16
<<locked>>
81%
42540
67%
**89
99%
Alliant Reloder-17
<<locked>>
81%
49052
77%
**23
100%
[Alliant Reloder-19]*
<<locked>>
81%
37231
58%
**18
93%
[Alliant Reloder-22]*
<<locked>>
81%
32822
51%
**36
90%
Alliant Reloder-23
<<locked>>
81%
31430
49%
**03
97%
[Alliant Reloder-25]*
<<locked>>
81%
27644
43%
**89
91%
Alliant Reloder-26
<<locked>>
81%
34418
54%
**41
96%
[Hodgdon H1000]*
<<locked>>
93%
36811
58%
**12
90%
Hodgdon H414
<<locked>>
81%
50372
79%
**10
98%
Hodgdon H4350
<<locked>>
81%
40857
64%
**58
95%
[Hodgdon H4831]*
<<locked>>
86%
37478
59%
**08
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
37594
59%
**05
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40059
63%
**67
100%
Hodgdon LVR
<<locked>>
81%
46905
74%
**35
99%
[Hodgdon Retumbo]*
<<locked>>
91%
30951
49%
**87
90%
Hodgdon Superperformance
<<locked>>
81%
45585
71%
**45
97%
Hodgdon VARGET
<<locked>>
81%
52330
82%
**84
100%
Hodgdon TrailBoss
<<locked>>
81%
28079
44%
**37
100%
IMR 4064
<<locked>>
81%
51895
81%
**68
100%
IMR 4166 Enduron
<<locked>>
81%
50430
79%
**31
98%
IMR 4350
<<locked>>
81%
42859
67%
**07
96%
IMR 4451 Enduron
<<locked>>
81%
49037
77%
**28
98%
IMR 4831
<<locked>>
81%
38348
60%
**35
98%
[IMR 4955 Enduron]*
<<locked>>
82%
36521
57%
**46
90%
[IMR 7828 SSC]*
<<locked>>
83%
36680
57%
**31
90%
Lovex S065
<<locked>>
81%
46383
73%
**63
99%
Lovex S070
<<locked>>
81%
44802
70%
**46
97%
[Lovex S071]*
<<locked>>
81%
28340
44%
**39
91%
Norma 204
<<locked>>
81%
43004
67%
**49
95%
[Norma MRP]*
<<locked>>
81%
34360
54%
**05
93%
Norma URP
<<locked>>
81%
43859
69%
**72
99%
Ramshot Hunter
<<locked>>
81%
42670
67%
**56
98%
[Ramshot Magnum]*
<<locked>>
82%
31488
49%
**80
90%
ReloadSwiss RS 14
<<locked>>
81%
28631
45%
**80
100%
ReloadSwiss RS 60
<<locked>>
81%
47239
74%
**10
100%
ReloadSwiss RS 62
<<locked>>
81%
44382
70%
**95
99%
ReloadSwiss RS 70
<<locked>>
81%
42583
67%
**12
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
31053
49%
**23
90%
Rottweil R 903
<<locked>>
81%
51677
81%
**81
100%
[Rottweil R 904]*
<<locked>>
81%
38551
60%
**12
92%
[Rottweil R 905]*
<<locked>>
81%
36303
57%
**05
93%
Rottweil R 907
<<locked>>
81%
47659
75%
**92
97%
SNPE Vectan SP 11
<<locked>>
81%
53069
83%
**40
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52170
82%
**63
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45614
71%
**10
98%
Shooters World Long Rifle
<<locked>>
81%
46383
73%
**63
99%
Somchem S355
<<locked>>
81%
51416
81%
**61
100%
[Somchem S361]*
<<locked>>
81%
39291
62%
**99
91%
Somchem S365
<<locked>>
81%
40263
63%
**20
100%
[Somchem S385]*
<<locked>>
81%
36883
58%
**82
94%
Vihtavuori N135
<<locked>>
81%
50140
79%
**66
100%
Vihtavuori N150
<<locked>>
81%
44411
70%
**97
100%
Vihtavuori N160
<<locked>>
81%
47021
74%
**09
100%
[Vihtavuori N165]*
<<locked>>
81%
31009
49%
**15
90%
Vihtavuori N550
<<locked>>
81%
47543
75%
**54
99%
Vihtavuori N555
<<locked>>
81%
35346
55%
**99
98%
[Vihtavuori N560]*
<<locked>>
85%
37797
59%
**84
90%
[Vihtavuori N565]*
<<locked>>
88%
36042
56%
**28
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44367
70%
**30
100%
Winchester 760
<<locked>>
81%
50372
79%
**10
98%
Winchester StaBALL HD
<<locked>>
81%
26397
41%
**90
97%

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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