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Load data for .300 Blaser Mag + .308 | 175gr | Hornady Sub-X

Recommended Powder(s):

.300 Blaser Mag + .308 | 175gr | Hornady Sub-X

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 175gr | Hornady Sub-X
Manufacturer SKU:
30718
Bullet Weight:
175gr | 11.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.300 Blaser Mag load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
92.4 Grains of Water | 6.00 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B10726_C351
Last updated:
2026-05-31
Recommended Twist Rate:
1:10 - 1:8

Load data for 158 loads in caliber .300 Blaser Mag with .308 | 175gr | Hornady Sub-X bullet and 79 powder(s). 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>>
85%
54302
89%
**31
100%
ADI AR 2209
<<locked>>
97%
54607
90%
**27
98%
ADI AR 2213
<<locked>>
97%
49530
81%
**67
95%
Accurate 3100
<<locked>>
97%
48283
79%
**85
99%
Accurate 4064
<<locked>>
84%
54766
90%
**15
100%
Accurate 4350
<<locked>>
91%
54752
90%
**07
100%
Accurate MAGPRO
<<locked>>
97%
50299
83%
**17
95%
Alliant Reloder- TS 15.5
<<locked>>
85%
54099
89%
**48
100%
Alliant Reloder-16 👍
<<locked>>
93%
54781
90%
**53
100%
Alliant Reloder-17
<<locked>>
88%
54766
90%
**59
100%
Alliant Reloder-19
<<locked>>
97%
54056
89%
**23
98%
Alliant Reloder-22
<<locked>>
97%
48269
79%
**61
97%
Alliant Reloder-23
<<locked>>
97%
45847
75%
**18
100%
Alliant Reloder-25
<<locked>>
97%
39566
65%
**13
98%
Alliant Reloder-26
<<locked>>
97%
51648
85%
**92
100%
Bofors RP15
<<locked>>
97%
44121
72%
**85
96%
Bofors RP3
<<locked>>
84%
54230
89%
**51
100%
Bofors RP5
<<locked>>
97%
48269
79%
**61
97%
Bofors RP7
<<locked>>
89%
54186
89%
**44
99%
[Hodgdon H1000]*
<<locked>>
97%
39552
65%
**41
92%
Hodgdon H380
<<locked>>
84%
54476
89%
**71
100%
Hodgdon H414
<<locked>>
90%
54215
89%
**23
99%
Hodgdon H4350
<<locked>>
88%
54766
90%
**90
98%
Hodgdon H4831
<<locked>>
97%
52547
86%
**71
96%
Hodgdon H4831 SC
<<locked>>
97%
51967
85%
**58
95%
Hodgdon Hybrid 100V
<<locked>>
95%
54404
89%
**64
100%
[Hodgdon Retumbo]*
<<locked>>
97%
38653
63%
**30
94%
Hodgdon Superperformance 👍
<<locked>>
90%
54099
89%
**53
99%
Hodgdon TrailBoss
<<locked>>
96%
34505
57%
**52
100%
IMR 4064
<<locked>>
84%
54259
89%
**22
100%
IMR 4350
<<locked>>
92%
54636
90%
**71
99%
IMR 4451 Enduron
<<locked>>
88%
54534
90%
**54
99%
IMR 4831
<<locked>>
93%
54592
90%
**87
100%
IMR 4955 Enduron
<<locked>>
97%
54201
89%
**64
96%
IMR 7828 SSC
<<locked>>
97%
47065
77%
**35
95%
Lovex S062
<<locked>>
84%
54360
89%
**15
100%
Lovex S065
<<locked>>
90%
54810
90%
**51
100%
Lovex S070
<<locked>>
91%
54810
90%
**77
99%
Lovex S071
<<locked>>
97%
40306
66%
**35
97%
Norma 203B
<<locked>>
83%
54491
89%
**67
100%
Norma 204
<<locked>>
92%
54752
90%
**07
98%
Norma MRP
<<locked>>
97%
50850
83%
**43
99%
Norma URP
<<locked>>
92%
54752
90%
**10
100%
Ramshot Grand
<<locked>>
97%
46978
77%
**41
95%
Ramshot Hunter 👍
<<locked>>
92%
54259
89%
**27
100%
Ramshot Magnum
<<locked>>
97%
41437
68%
**13
96%
ReloadSwiss RS 14
<<locked>>
96%
35128
58%
**91
100%
ReloadSwiss RS 50
<<locked>>
84%
54404
89%
**48
99%
ReloadSwiss RS 60
<<locked>>
86%
54259
89%
**56
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
54302
89%
**27
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
54157
89%
**79
100%
ReloadSwiss RS 76
<<locked>>
97%
38377
63%
**17
95%
Rottweil R 903
<<locked>>
86%
54578
90%
**51
100%
Rottweil R 904
<<locked>>
96%
54346
89%
**71
97%
Rottweil R 905
<<locked>>
97%
53534
88%
**13
98%
Rottweil R 907
<<locked>>
89%
54186
89%
**44
99%
SNPE Vectan SP 11
<<locked>>
85%
54433
89%
**90
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
54694
90%
**23
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
54230
89%
**95
99%
SNPE Vectan Tubal 8000
<<locked>>
97%
53055
87%
**07
98%
Shooters World Long Rifle
<<locked>>
90%
54810
90%
**51
100%
Shooters World Precision
<<locked>>
84%
54360
89%
**15
100%
Somchem S355
<<locked>>
87%
54563
90%
**44
100%
Somchem S361
<<locked>>
95%
54462
89%
**38
96%
Somchem S365
<<locked>>
94%
54070
89%
**20
100%
Somchem S385
<<locked>>
97%
54534
90%
**87
99%
Vihtavuori N135
<<locked>>
84%
54491
89%
**62
100%
Vihtavuori N150
<<locked>>
88%
54520
90%
**08
100%
Vihtavuori N160
<<locked>>
90%
54085
89%
**71
100%
Vihtavuori N165
<<locked>>
97%
46514
76%
**46
97%
Vihtavuori N540
<<locked>>
83%
54476
89%
**92
100%
Vihtavuori N550
<<locked>>
91%
54070
89%
**87
100%
Vihtavuori N555
<<locked>>
97%
51198
84%
**90
100%
Vihtavuori N560
<<locked>>
97%
51387
84%
**30
96%
[Vihtavuori N565]*
<<locked>>
97%
40422
66%
**07
92%
Winchester 6.5 StaBALL
<<locked>>
91%
54607
90%
**48
100%
Winchester 760
<<locked>>
90%
54215
89%
**23
99%
Winchester StaBALL HD
<<locked>>
97%
40016
66%
**58
100%
Winchester Supreme 780
<<locked>>
97%
50343
83%
**18
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47485
78%
**26
100%
[ADI AR 2209]*
<<locked>>
81%
32808
54%
**70
90%
[ADI AR 2213]*
<<locked>>
88%
37086
61%
**98
90%
[Accurate 3100]*
<<locked>>
81%
28297
46%
**43
92%
Accurate 4064
<<locked>>
81%
50372
83%
**53
100%
Accurate 4350
<<locked>>
81%
38624
63%
**18
98%
[Accurate MAGPRO]*
<<locked>>
89%
38551
63%
**74
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
47964
79%
**43
100%
Alliant Reloder-16
<<locked>>
81%
37637
62%
**28
98%
Alliant Reloder-17
<<locked>>
81%
42453
70%
**49
100%
[Alliant Reloder-19]*
<<locked>>
81%
32764
54%
**77
91%
[Alliant Reloder-22]*
<<locked>>
84%
31459
52%
**84
90%
Alliant Reloder-23
<<locked>>
81%
27456
45%
**79
96%
[Alliant Reloder-25]*
<<locked>>
83%
26136
43%
**26
90%
[Alliant Reloder-26]*
<<locked>>
81%
29095
48%
**70
94%
[Bofors RP15]*
<<locked>>
87%
32227
53%
**00
90%
Bofors RP3
<<locked>>
81%
48530
80%
**59
100%
[Bofors RP5]*
<<locked>>
84%
31459
52%
**84
90%
Bofors RP7
<<locked>>
81%
42583
70%
**31
96%
[Hodgdon H1000]*
<<locked>>
93%
35288
58%
**36
90%
Hodgdon H380
<<locked>>
81%
48979
80%
**76
100%
Hodgdon H414
<<locked>>
81%
40654
67%
**64
96%
Hodgdon H4350
<<locked>>
81%
43627
72%
**84
96%
[Hodgdon H4831]*
<<locked>>
86%
37115
61%
**59
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
37115
61%
**59
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34925
57%
**20
99%
[Hodgdon Retumbo]*
<<locked>>
92%
32967
54%
**62
90%
Hodgdon Superperformance
<<locked>>
81%
39407
65%
**71
95%
Hodgdon TrailBoss
<<locked>>
81%
27630
45%
**08
100%
IMR 4064
<<locked>>
81%
50009
82%
**56
100%
IMR 4350
<<locked>>
81%
38058
62%
**56
95%
IMR 4451 Enduron
<<locked>>
81%
44150
72%
**67
97%
IMR 4831
<<locked>>
81%
36927
61%
**66
98%
[IMR 4955 Enduron]*
<<locked>>
84%
36347
60%
**07
90%
[IMR 7828 SSC]*
<<locked>>
89%
36216
59%
**92
90%
Lovex S062
<<locked>>
81%
50198
82%
**56
100%
Lovex S065
<<locked>>
81%
41466
68%
**15
98%
Lovex S070
<<locked>>
81%
39682
65%
**89
96%
[Lovex S071]*
<<locked>>
82%
24976
41%
**47
90%
Norma 203B
<<locked>>
81%
50894
84%
**12
100%
[Norma 204]*
<<locked>>
81%
37550
62%
**79
93%
[Norma MRP]*
<<locked>>
81%
29530
48%
**48
91%
Norma URP
<<locked>>
81%
38116
63%
**12
98%
[Ramshot Grand]*
<<locked>>
89%
35911
59%
**95
90%
Ramshot Hunter
<<locked>>
81%
37159
61%
**95
96%
[Ramshot Magnum]*
<<locked>>
89%
31183
51%
**51
90%
ReloadSwiss RS 14
<<locked>>
81%
28268
46%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
49023
80%
**59
99%
ReloadSwiss RS 60
<<locked>>
81%
45237
74%
**05
100%
ReloadSwiss RS 62
<<locked>>
81%
38145
63%
**28
98%
ReloadSwiss RS 70
<<locked>>
81%
37246
61%
**41
97%
[ReloadSwiss RS 76]*
<<locked>>
90%
30966
51%
**03
90%
Rottweil R 903
<<locked>>
81%
45585
75%
**07
100%
[Rottweil R 904]*
<<locked>>
81%
34577
57%
**77
90%
[Rottweil R 905]*
<<locked>>
81%
31633
52%
**51
90%
Rottweil R 907
<<locked>>
81%
42583
70%
**31
96%
SNPE Vectan SP 11
<<locked>>
81%
46804
77%
**59
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47094
77%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40625
67%
**56
96%
[SNPE Vectan Tubal 8000]*
<<locked>>
81%
31357
51%
**41
90%
Shooters World Long Rifle
<<locked>>
81%
41466
68%
**15
98%
Shooters World Precision
<<locked>>
81%
50198
82%
**56
100%
Somchem S355
<<locked>>
81%
45861
75%
**03
100%
[Somchem S361]*
<<locked>>
83%
37202
61%
**07
90%
Somchem S365
<<locked>>
81%
34403
56%
**59
100%
[Somchem S385]*
<<locked>>
81%
32213
53%
**44
92%
Vihtavuori N135
<<locked>>
81%
50009
82%
**00
100%
Vihtavuori N150
<<locked>>
81%
43787
72%
**35
100%
Vihtavuori N160
<<locked>>
81%
39784
65%
**08
98%
[Vihtavuori N165]*
<<locked>>
83%
29921
49%
**72
90%
Vihtavuori N540
<<locked>>
81%
50850
83%
**40
100%
Vihtavuori N550
<<locked>>
81%
39262
64%
**08
98%
Vihtavuori N555
<<locked>>
81%
30211
50%
**54
96%
[Vihtavuori N560]*
<<locked>>
87%
36927
61%
**25
90%
[Vihtavuori N565]*
<<locked>>
93%
35578
58%
**98
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38972
64%
**85
100%
Winchester 760
<<locked>>
81%
40654
67%
**64
96%
[Winchester StaBALL HD]*
<<locked>>
81%
24207
40%
**29
94%
[Winchester Supreme 780]*
<<locked>>
83%
31807
52%
**21
90%

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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