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Load data for .300 Blaser Mag + .308 | 155gr | Berger BT Target

Recommended Powder(s): Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550

.300 Blaser Mag + .308 | 155gr | Berger BT Target

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 155gr | Berger BT Target
Manufacturer SKU:
30409
Bullet Weight:
155gr | 10.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.212" | 30.8mm
Caliber:
.300 Blaser Mag load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.441" | 11.2mm
Shank Seated Depth:
0.286" | 7.3mm
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_B1059_C351
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 160 loads in caliber .300 Blaser Mag with .308 | 155gr | Berger BT Target bullet and 80 powders such as Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550. 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>>
86%
54708
90%
**22
100%
ADI AR 2209
<<locked>>
97%
53853
88%
**94
97%
[ADI AR 2213]*
<<locked>>
97%
47819
79%
**99
94%
Accurate 2700
<<locked>>
87%
54723
90%
**72
98%
Accurate 3100
<<locked>>
97%
46702
77%
**23
98%
Accurate 4064
<<locked>>
84%
54273
89%
**92
100%
Accurate 4350
<<locked>>
92%
54665
90%
**81
100%
Alliant Reloder- TS 15.5
<<locked>>
86%
54418
89%
**35
100%
Alliant Reloder-15
<<locked>>
84%
54795
90%
**58
100%
Alliant Reloder-16 👍
<<locked>>
94%
54491
89%
**30
100%
Alliant Reloder-17
<<locked>>
89%
54607
90%
**40
100%
Alliant Reloder-19
<<locked>>
97%
52823
87%
**74
97%
Alliant Reloder-22
<<locked>>
97%
46731
77%
**99
95%
Alliant Reloder-23
<<locked>>
97%
44034
72%
**43
100%
Alliant Reloder-25
<<locked>>
97%
38841
64%
**48
96%
Alliant Reloder-26
<<locked>>
97%
50285
83%
**46
100%
Hodgdon CFE223
<<locked>>
84%
54520
89%
**87
100%
Hodgdon H380
<<locked>>
85%
54056
89%
**31
100%
Hodgdon H414
<<locked>>
88%
54723
90%
**00
99%
Hodgdon H4350
<<locked>>
95%
54360
89%
**38
98%
[Hodgdon H4831]*
<<locked>>
97%
44585
73%
**77
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
50169
82%
**92
94%
Hodgdon Hybrid 100V
<<locked>>
95%
54491
89%
**51
100%
Hodgdon LVR
<<locked>>
90%
53983
89%
**74
100%
Hodgdon Superperformance
<<locked>>
91%
54752
90%
**27
98%
Hodgdon VARGET
<<locked>>
86%
54389
89%
**18
100%
Hodgdon TrailBoss
<<locked>>
96%
34548
57%
**86
100%
IMR 3031
<<locked>>
83%
54563
90%
**05
100%
IMR 4064
<<locked>>
87%
54462
89%
**05
100%
IMR 4166 Enduron
<<locked>>
87%
54186
89%
**89
98%
IMR 4350
<<locked>>
93%
54375
89%
**38
98%
IMR 4451 Enduron
<<locked>>
89%
54520
89%
**18
98%
IMR 4831
<<locked>>
97%
53548
88%
**51
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49850
82%
**46
94%
[IMR 7828 SSC]*
<<locked>>
97%
49008
80%
**38
94%
Lovex S062
<<locked>>
84%
54230
89%
**02
100%
Lovex S065
<<locked>>
91%
54607
90%
**25
99%
Lovex S070
<<locked>>
92%
54418
89%
**35
99%
Lovex S071
<<locked>>
97%
39233
64%
**69
96%
Norma 203B
<<locked>>
84%
54694
90%
**45
100%
Norma 204
<<locked>>
93%
54679
90%
**81
97%
Norma MRP
<<locked>>
97%
49574
81%
**91
98%
Norma URP 👍
<<locked>>
93%
54404
89%
**84
100%
Ramshot Big Game
<<locked>>
84%
54462
89%
**54
100%
Ramshot Hunter
<<locked>>
93%
54201
89%
**91
99%
Ramshot Magnum
<<locked>>
97%
45020
74%
**40
95%
ReloadSwiss RS 14
<<locked>>
96%
35128
58%
**29
100%
ReloadSwiss RS 50
<<locked>>
85%
54230
89%
**22
99%
ReloadSwiss RS 52
<<locked>>
84%
54665
90%
**64
100%
ReloadSwiss RS 60
<<locked>>
90%
54766
90%
**73
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
54404
89%
**04
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
54766
90%
**56
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37362
61%
**25
93%
Rottweil R 902
<<locked>>
83%
54723
90%
**92
100%
Rottweil R 903
<<locked>>
87%
54824
90%
**31
100%
Rottweil R 904
<<locked>>
96%
54244
89%
**38
96%
Rottweil R 905
<<locked>>
97%
52330
86%
**54
97%
Rottweil R 907
<<locked>>
90%
54520
89%
**25
98%
SNPE Vectan SP 11
<<locked>>
86%
54230
89%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
54273
89%
**97
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
54070
89%
**66
98%
Shooters World Long Rifle
<<locked>>
91%
54607
90%
**25
99%
Shooters World Precision
<<locked>>
84%
54230
89%
**02
100%
Somchem S355
<<locked>>
87%
54723
90%
**28
100%
Somchem S361
<<locked>>
95%
54201
89%
**95
95%
Somchem S365
<<locked>>
95%
54824
90%
**14
100%
Somchem S385
<<locked>>
97%
52562
86%
**28
98%
Vihtavuori N133
<<locked>>
83%
54549
90%
**94
100%
Vihtavuori N135
<<locked>>
88%
54389
89%
**46
100%
Vihtavuori N140
<<locked>>
83%
54636
90%
**59
100%
Vihtavuori N150
<<locked>>
92%
54520
89%
**86
100%
Vihtavuori N160
<<locked>>
90%
54317
89%
**38
100%
Vihtavuori N165
<<locked>>
97%
43555
71%
**41
95%
Vihtavuori N540
<<locked>>
83%
54447
89%
**89
100%
Vihtavuori N550 👍
<<locked>>
90%
54534
90%
**87
100%
Vihtavuori N555
<<locked>>
97%
49226
81%
**35
100%
[Vihtavuori N560]*
<<locked>>
97%
47210
78%
**18
93%
Winchester 6.5 StaBALL
<<locked>>
92%
54578
90%
**15
100%
Winchester 760
<<locked>>
88%
54723
90%
**00
99%
Winchester StaBALL HD
<<locked>>
97%
37463
61%
**76
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46383
76%
**77
99%
[ADI AR 2209]*
<<locked>>
84%
35070
58%
**77
90%
[ADI AR 2213]*
<<locked>>
91%
39972
66%
**15
90%
Accurate 2700
<<locked>>
81%
44759
73%
**89
96%
[Accurate 3100]*
<<locked>>
81%
27470
45%
**57
90%
Accurate 4064
<<locked>>
81%
48936
80%
**04
100%
Accurate 4350
<<locked>>
81%
37173
61%
**43
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46572
76%
**97
100%
Alliant Reloder-15
<<locked>>
81%
50053
82%
**69
100%
Alliant Reloder-16
<<locked>>
81%
36289
60%
**49
97%
Alliant Reloder-17
<<locked>>
81%
41249
68%
**94
100%
[Alliant Reloder-19]*
<<locked>>
84%
34621
57%
**74
90%
[Alliant Reloder-22]*
<<locked>>
88%
34621
57%
**10
90%
[Alliant Reloder-23]*
<<locked>>
81%
26585
44%
**74
94%
[Alliant Reloder-25]*
<<locked>>
87%
28645
47%
**39
90%
[Alliant Reloder-26]*
<<locked>>
81%
28326
46%
**79
91%
Hodgdon CFE223
<<locked>>
81%
49168
81%
**89
99%
Hodgdon H380
<<locked>>
81%
47616
78%
**23
99%
Hodgdon H414
<<locked>>
81%
42801
70%
**74
96%
[Hodgdon H4350]*
<<locked>>
81%
35186
58%
**31
92%
[Hodgdon H4831]*
<<locked>>
94%
40727
67%
**89
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
40727
67%
**89
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33895
56%
**48
98%
Hodgdon LVR
<<locked>>
81%
40045
66%
**05
97%
[Hodgdon Superperformance]*
<<locked>>
81%
38406
63%
**95
94%
Hodgdon VARGET
<<locked>>
81%
46209
76%
**67
99%
Hodgdon TrailBoss
<<locked>>
81%
27572
45%
**29
100%
IMR 3031
<<locked>>
81%
51169
84%
**59
100%
IMR 4064
<<locked>>
81%
45498
75%
**51
99%
IMR 4166 Enduron
<<locked>>
81%
44933
74%
**22
96%
[IMR 4350]*
<<locked>>
81%
37101
61%
**87
93%
IMR 4451 Enduron
<<locked>>
81%
42946
71%
**99
96%
IMR 4831
<<locked>>
81%
32503
53%
**08
95%
[IMR 4955 Enduron]*
<<locked>>
89%
39262
64%
**26
90%
[IMR 7828 SSC]*
<<locked>>
91%
39711
65%
**25
90%
Lovex S062
<<locked>>
81%
48979
80%
**07
100%
Lovex S065
<<locked>>
81%
40364
66%
**49
97%
Lovex S070
<<locked>>
81%
38638
63%
**20
95%
[Lovex S071]*
<<locked>>
86%
27470
45%
**57
90%
Norma 203B
<<locked>>
81%
49414
81%
**66
100%
[Norma 204]*
<<locked>>
81%
36332
60%
**94
91%
[Norma MRP]*
<<locked>>
84%
31865
52%
**57
90%
Norma URP
<<locked>>
81%
37086
61%
**36
97%
Ramshot Big Game
<<locked>>
81%
49719
82%
**82
100%
[Ramshot Hunter]*
<<locked>>
81%
35882
59%
**17
94%
[Ramshot Magnum]*
<<locked>>
89%
33997
56%
**71
90%
ReloadSwiss RS 14
<<locked>>
81%
28152
46%
**75
100%
ReloadSwiss RS 50
<<locked>>
81%
47688
78%
**00
98%
ReloadSwiss RS 52
<<locked>>
81%
49081
81%
**69
100%
ReloadSwiss RS 60
<<locked>>
81%
39798
65%
**77
100%
ReloadSwiss RS 62
<<locked>>
81%
36941
61%
**62
97%
ReloadSwiss RS 70
<<locked>>
81%
36187
59%
**66
96%
[ReloadSwiss RS 76]*
<<locked>>
94%
33692
55%
**13
90%
Rottweil R 902
<<locked>>
81%
50778
83%
**27
100%
Rottweil R 903
<<locked>>
81%
44338
73%
**54
100%
[Rottweil R 904]*
<<locked>>
85%
37608
62%
**97
90%
[Rottweil R 905]*
<<locked>>
84%
33997
56%
**64
90%
Rottweil R 907
<<locked>>
81%
41626
68%
**72
95%
SNPE Vectan SP 11
<<locked>>
81%
45440
75%
**04
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45876
75%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39552
65%
**87
95%
Shooters World Long Rifle
<<locked>>
81%
40364
66%
**49
97%
Shooters World Precision
<<locked>>
81%
48979
80%
**07
100%
Somchem S355
<<locked>>
81%
44599
73%
**58
100%
[Somchem S361]*
<<locked>>
86%
40190
66%
**23
90%
Somchem S365
<<locked>>
81%
33446
55%
**90
99%
[Somchem S385]*
<<locked>>
81%
31633
52%
**66
90%
Vihtavuori N133
<<locked>>
81%
51140
84%
**41
100%
Vihtavuori N135
<<locked>>
81%
43439
71%
**66
100%
Vihtavuori N140
<<locked>>
81%
50575
83%
**94
100%
Vihtavuori N150
<<locked>>
81%
38261
63%
**90
100%
Vihtavuori N160
<<locked>>
81%
40292
66%
**79
98%
[Vihtavuori N165]*
<<locked>>
88%
32793
54%
**92
90%
Vihtavuori N540
<<locked>>
81%
50459
83%
**20
100%
Vihtavuori N550
<<locked>>
81%
40669
67%
**18
98%
[Vihtavuori N555]*
<<locked>>
81%
29037
48%
**62
94%
[Vihtavuori N560]*
<<locked>>
92%
40016
66%
**54
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37724
62%
**07
99%
Winchester 760
<<locked>>
81%
42801
70%
**74
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23337
38%
**05
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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