top of page

Load data for .300 Blaser Mag + .308 | 150gr | Hornady BTSP

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 Blaser Mag + .308 | 150gr | Hornady BTSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Hornady BTSP
Manufacturer SKU:
3033
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.044" | 26.5mm
Caliber:
.300 Blaser Mag load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.273" | 6.9mm
Shank Seated Depth:
0.133" | 3.4mm
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_B2666_C351
Last updated:
2025-01-01
Recommended Twist Rate:
1:16 - 1:13

Load data for 148 loads in caliber .300 Blaser Mag with .308 | 150gr | Hornady BTSP bullet and 74 powders such as Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70. 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
86%
54621
90%
**71
100%
ADI AR 2209
<<locked>>
97%
54288
89%
**50
97%
[ADI AR 2213]*
<<locked>>
97%
48979
80%
**68
94%
Accurate 2700
<<locked>>
86%
54070
89%
**12
98%
Accurate 3100
<<locked>>
97%
47442
78%
**79
98%
Accurate 4064
<<locked>>
84%
54244
89%
**38
100%
Accurate 4350 👍
<<locked>>
92%
54781
90%
**33
100%
Alliant Reloder- TS 15.5
<<locked>>
85%
54288
89%
**84
100%
Alliant Reloder-15
<<locked>>
83%
54433
89%
**00
100%
Alliant Reloder-16 👍
<<locked>>
93%
54563
90%
**82
100%
Alliant Reloder-17
<<locked>>
88%
54360
89%
**92
100%
Alliant Reloder-19
<<locked>>
97%
53243
87%
**27
97%
Alliant Reloder-22
<<locked>>
97%
47659
78%
**61
95%
Alliant Reloder-23
<<locked>>
97%
44730
73%
**05
100%
Alliant Reloder-25
<<locked>>
97%
39305
65%
**00
96%
Alliant Reloder-26
<<locked>>
97%
51053
84%
**99
100%
Hodgdon CFE223
<<locked>>
83%
54375
89%
**30
100%
Hodgdon H380
<<locked>>
85%
54549
90%
**97
100%
Hodgdon H414
<<locked>>
87%
54114
89%
**36
98%
Hodgdon H4350
<<locked>>
94%
54433
89%
**91
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
51387
84%
**61
94%
Hodgdon Hybrid 100V
<<locked>>
95%
54810
90%
**04
100%
Hodgdon LVR
<<locked>>
90%
54273
89%
**33
100%
Hodgdon Superperformance
<<locked>>
90%
54607
90%
**82
98%
Hodgdon VARGET
<<locked>>
86%
54621
90%
**71
100%
Hodgdon TrailBoss
<<locked>>
97%
34882
57%
**36
100%
IMR 4064
<<locked>>
86%
54360
89%
**58
100%
IMR 4166 Enduron
<<locked>>
87%
54259
89%
**48
98%
IMR 4350
<<locked>>
93%
54447
89%
**91
98%
IMR 4451 Enduron
<<locked>>
88%
54621
90%
**81
98%
IMR 4831
<<locked>>
97%
54143
89%
**17
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50067
82%
**05
94%
[IMR 7828 SSC]*
<<locked>>
97%
49647
82%
**00
94%
Lovex S062
<<locked>>
84%
54607
90%
**54
100%
Lovex S065
<<locked>>
90%
54766
90%
**74
99%
Lovex S070
<<locked>>
91%
54273
89%
**91
98%
Lovex S071
<<locked>>
97%
39653
65%
**18
96%
Norma 203B
<<locked>>
84%
54447
89%
**00
100%
Norma 204
<<locked>>
92%
54331
89%
**27
97%
Norma MRP
<<locked>>
97%
50009
82%
**50
98%
Norma URP 👍
<<locked>>
92%
54244
89%
**36
100%
Ramshot Big Game
<<locked>>
83%
54505
89%
**17
100%
Ramshot Hunter
<<locked>>
93%
54520
90%
**46
99%
Ramshot Magnum
<<locked>>
97%
46137
76%
**05
96%
ReloadSwiss RS 14
<<locked>>
97%
35375
58%
**78
100%
ReloadSwiss RS 50
<<locked>>
85%
54433
89%
**71
99%
ReloadSwiss RS 52
<<locked>>
84%
54563
90%
**14
100%
ReloadSwiss RS 60
<<locked>>
89%
54418
89%
**05
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
54404
89%
**50
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
54215
89%
**96
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
38203
63%
**90
93%
Rottweil R 903
<<locked>>
87%
54288
89%
**84
100%
Rottweil R 904
<<locked>>
96%
54128
89%
**84
96%
Rottweil R 905
<<locked>>
97%
52823
87%
**23
97%
Rottweil R 907
<<locked>>
89%
54244
89%
**71
98%
SNPE Vectan SP 11
<<locked>>
86%
54752
90%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
54665
90%
**59
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
54723
90%
**22
98%
Shooters World Long Rifle
<<locked>>
90%
54766
90%
**74
99%
Shooters World Precision
<<locked>>
84%
54607
90%
**54
100%
Somchem S355
<<locked>>
87%
54476
89%
**81
100%
Somchem S361
<<locked>>
95%
54694
90%
**51
95%
Somchem S365
<<locked>>
94%
54085
89%
**46
100%
Somchem S385
<<locked>>
97%
53896
88%
**97
98%
Vihtavuori N135
<<locked>>
88%
54578
90%
**92
100%
Vihtavuori N150
<<locked>>
92%
54505
89%
**38
100%
Vihtavuori N160
<<locked>>
90%
54462
89%
**94
100%
Vihtavuori N165
<<locked>>
97%
44425
73%
**10
95%
Vihtavuori N550
<<locked>>
89%
54186
89%
**33
100%
Vihtavuori N555
<<locked>>
97%
49850
82%
**91
100%
[Vihtavuori N560]*
<<locked>>
97%
47601
78%
**68
93%
Winchester 6.5 StaBALL
<<locked>>
91%
54549
90%
**64
100%
Winchester 760
<<locked>>
87%
54114
89%
**36
98%
Winchester StaBALL HD
<<locked>>
97%
39117
64%
**45
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46978
77%
**33
99%
[ADI AR 2209]*
<<locked>>
84%
35752
59%
**36
90%
[ADI AR 2213]*
<<locked>>
91%
40538
67%
**77
90%
Accurate 2700
<<locked>>
81%
45034
74%
**41
95%
[Accurate 3100]*
<<locked>>
81%
27920
46%
**07
90%
Accurate 4064
<<locked>>
81%
49748
82%
**76
100%
Accurate 4350
<<locked>>
81%
37652
62%
**02
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
47297
78%
**53
100%
Alliant Reloder-15
<<locked>>
81%
50531
83%
**31
100%
Alliant Reloder-16
<<locked>>
81%
36811
60%
**05
97%
Alliant Reloder-17
<<locked>>
81%
41858
69%
**49
99%
[Alliant Reloder-19]*
<<locked>>
84%
34940
57%
**13
90%
[Alliant Reloder-22]*
<<locked>>
87%
34896
57%
**56
90%
[Alliant Reloder-23]*
<<locked>>
81%
26890
44%
**33
94%
[Alliant Reloder-25]*
<<locked>>
87%
28935
48%
**89
90%
[Alliant Reloder-26]*
<<locked>>
81%
28747
47%
**28
91%
Hodgdon CFE223
<<locked>>
81%
49734
82%
**48
99%
Hodgdon H380
<<locked>>
81%
48095
79%
**86
99%
Hodgdon H414
<<locked>>
81%
43192
71%
**27
96%
[Hodgdon H4350]*
<<locked>>
81%
35752
59%
**87
92%
[Hodgdon H4831 SC]*
<<locked>>
90%
40828
67%
**38
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34185
56%
**00
98%
Hodgdon LVR
<<locked>>
81%
40611
67%
**58
97%
[Hodgdon Superperformance]*
<<locked>>
81%
38885
64%
**54
94%
Hodgdon VARGET
<<locked>>
81%
46514
76%
**23
99%
Hodgdon TrailBoss
<<locked>>
81%
27586
45%
**72
100%
IMR 4064
<<locked>>
81%
46122
76%
**10
99%
IMR 4166 Enduron
<<locked>>
81%
45266
74%
**81
96%
[IMR 4350]*
<<locked>>
81%
37608
62%
**40
93%
IMR 4451 Enduron
<<locked>>
81%
43511
71%
**64
96%
IMR 4831
<<locked>>
81%
32851
54%
**54
95%
[IMR 4955 Enduron]*
<<locked>>
90%
40263
66%
**92
90%
[IMR 7828 SSC]*
<<locked>>
90%
39972
66%
**71
90%
Lovex S062
<<locked>>
81%
49284
81%
**63
100%
Lovex S065
<<locked>>
81%
40872
67%
**02
97%
Lovex S070
<<locked>>
81%
39044
64%
**76
95%
[Lovex S071]*
<<locked>>
86%
28079
46%
**10
90%
Norma 203B
<<locked>>
81%
50038
82%
**18
100%
[Norma 204]*
<<locked>>
81%
37028
61%
**53
91%
[Norma MRP]*
<<locked>>
83%
31705
52%
**97
90%
Norma URP
<<locked>>
81%
37420
61%
**89
97%
Ramshot Big Game
<<locked>>
81%
50415
83%
**48
100%
[Ramshot Hunter]*
<<locked>>
81%
36492
60%
**76
94%
[Ramshot Magnum]*
<<locked>>
89%
34098
56%
**07
90%
ReloadSwiss RS 14
<<locked>>
81%
28123
46%
**14
100%
ReloadSwiss RS 50
<<locked>>
81%
48298
79%
**59
98%
ReloadSwiss RS 52
<<locked>>
81%
49864
82%
**41
100%
ReloadSwiss RS 60
<<locked>>
81%
40495
66%
**46
100%
ReloadSwiss RS 62
<<locked>>
81%
37521
62%
**08
96%
ReloadSwiss RS 70
<<locked>>
81%
36622
60%
**15
96%
[ReloadSwiss RS 76]*
<<locked>>
94%
34171
56%
**69
90%
Rottweil R 903
<<locked>>
81%
44817
74%
**10
100%
[Rottweil R 904]*
<<locked>>
85%
38174
63%
**49
90%
[Rottweil R 905]*
<<locked>>
84%
34345
56%
**07
90%
Rottweil R 907
<<locked>>
81%
42061
69%
**18
95%
SNPE Vectan SP 11
<<locked>>
81%
46035
76%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46296
76%
**22
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40103
66%
**40
95%
Shooters World Long Rifle
<<locked>>
81%
40872
67%
**02
97%
Shooters World Precision
<<locked>>
81%
49284
81%
**63
100%
Somchem S355
<<locked>>
81%
45324
74%
**13
100%
[Somchem S361]*
<<locked>>
86%
40408
66%
**72
90%
Somchem S365
<<locked>>
81%
33997
56%
**43
99%
[Somchem S385]*
<<locked>>
81%
32140
53%
**15
90%
Vihtavuori N135
<<locked>>
81%
43816
72%
**25
100%
Vihtavuori N150
<<locked>>
81%
38682
64%
**49
100%
Vihtavuori N160
<<locked>>
81%
40741
67%
**35
98%
[Vihtavuori N165]*
<<locked>>
87%
32793
54%
**31
90%
Vihtavuori N550
<<locked>>
81%
41118
67%
**77
98%
[Vihtavuori N555]*
<<locked>>
81%
29544
49%
**15
94%
[Vihtavuori N560]*
<<locked>>
92%
40524
67%
**13
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38218
63%
**66
99%
Winchester 760
<<locked>>
81%
43192
71%
**27
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23844
39%
**57
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

bottom of page