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Load data for .300 Blaser Mag + .308 | 154gr | Hammer HHT

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365

.300 Blaser Mag + .308 | 154gr | Hammer HHT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 154gr | Hammer HHT
Bullet Weight:
154gr | 10.0g
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_B12181_C351
Last updated:
2026-01-31
Recommended Twist Rate:
1:11 - 1:10

Load data for 168 loads in caliber .300 Blaser Mag with .308 | 154gr | Hammer HHT bullet and 84 powders such as Accurate 4350, Alliant Reloder-16, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365. 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.

    .

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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>>
87%
54476
89%
**18
100%
ADI AR 2209
<<locked>>
97%
52040
85%
**58
96%
[ADI AR 2213]*
<<locked>>
97%
46398
76%
**63
93%
Accurate 2700
<<locked>>
88%
54331
89%
**63
98%
Accurate 3100
<<locked>>
97%
45136
74%
**90
97%
Accurate 4064
<<locked>>
85%
54534
90%
**99
100%
Accurate 4350 👍
<<locked>>
93%
54781
90%
**94
100%
Alliant Power Pro 2000-MR
<<locked>>
83%
54230
89%
**59
100%
Alliant Reloder- TS 15.5
<<locked>>
86%
54143
89%
**28
100%
Alliant Reloder-15
<<locked>>
85%
54708
90%
**58
100%
Alliant Reloder-16 👍
<<locked>>
94%
54375
89%
**36
100%
Alliant Reloder-17
<<locked>>
90%
54708
90%
**50
100%
Alliant Reloder-19
<<locked>>
97%
51010
84%
**38
96%
[Alliant Reloder-22]*
<<locked>>
97%
45020
74%
**59
94%
Alliant Reloder-23
<<locked>>
97%
42685
70%
**23
100%
Alliant Reloder-25
<<locked>>
97%
37550
62%
**18
96%
Alliant Reloder-26
<<locked>>
97%
48022
79%
**97
99%
[Bofors RP15]*
<<locked>>
97%
41814
69%
**94
93%
Bofors RP3
<<locked>>
86%
54578
90%
**38
100%
[Bofors RP5]*
<<locked>>
97%
45020
74%
**59
94%
Bofors RP7
<<locked>>
90%
54694
90%
**28
98%
Hodgdon CFE223
<<locked>>
85%
54795
90%
**84
100%
Hodgdon H380
<<locked>>
86%
54288
89%
**48
100%
Hodgdon H414
<<locked>>
89%
54708
90%
**97
98%
Hodgdon H4350
<<locked>>
96%
54259
89%
**31
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
48660
80%
**59
93%
Hodgdon Hybrid 100V
<<locked>>
96%
54650
90%
**61
100%
Hodgdon LVR
<<locked>>
91%
54215
89%
**81
99%
Hodgdon Superperformance
<<locked>>
92%
54708
90%
**40
98%
Hodgdon VARGET
<<locked>>
87%
54476
89%
**18
100%
Hodgdon TrailBoss
<<locked>>
97%
34606
57%
**86
100%
IMR 3031
<<locked>>
84%
54114
89%
**02
100%
IMR 4064
<<locked>>
87%
54157
89%
**05
100%
IMR 4166 Enduron
<<locked>>
88%
54476
89%
**02
98%
IMR 4350
<<locked>>
94%
54752
90%
**45
98%
IMR 4451 Enduron
<<locked>>
89%
54418
89%
**22
98%
IMR 4831
<<locked>>
97%
52475
86%
**35
100%
IMR 4895
<<locked>>
84%
54737
90%
**64
100%
[IMR 4955 Enduron]*
<<locked>>
97%
48602
80%
**27
93%
[IMR 7828 SSC]*
<<locked>>
97%
47427
78%
**02
93%
Lovex S062
<<locked>>
85%
54650
90%
**05
100%
Lovex S065
<<locked>>
91%
54578
90%
**22
99%
Lovex S070
<<locked>>
93%
54824
90%
**48
98%
Lovex S071
<<locked>>
97%
37826
62%
**36
95%
Norma 203B
<<locked>>
85%
54766
90%
**58
100%
Norma 204
<<locked>>
93%
54317
89%
**77
97%
Norma MRP
<<locked>>
97%
47863
79%
**58
97%
Norma URP
<<locked>>
94%
54723
90%
**94
100%
Ramshot Big Game
<<locked>>
85%
54621
90%
**71
100%
Ramshot Grand
<<locked>>
97%
50662
83%
**77
95%
Ramshot Hunter
<<locked>>
94%
54636
90%
**04
99%
Ramshot Magnum
<<locked>>
97%
44019
72%
**17
95%
ReloadSwiss RS 14
<<locked>>
97%
35172
58%
**29
100%
ReloadSwiss RS 50
<<locked>>
86%
54679
90%
**25
99%
ReloadSwiss RS 60
<<locked>>
88%
54317
89%
**46
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
54520
90%
**17
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
54491
89%
**59
100%
Rottweil R 902
<<locked>>
84%
54404
89%
**92
100%
Rottweil R 903
<<locked>>
88%
54114
89%
**35
100%
Rottweil R 904
<<locked>>
97%
53563
88%
**31
95%
Rottweil R 905
<<locked>>
97%
50386
83%
**31
96%
Rottweil R 907
<<locked>>
90%
54694
90%
**28
98%
SNPE Vectan SP 11
<<locked>>
87%
54418
89%
**68
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
54056
89%
**97
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
54389
89%
**76
98%
Shooters World Long Rifle
<<locked>>
91%
54578
90%
**22
99%
Shooters World Precision
<<locked>>
85%
54650
90%
**05
100%
Somchem S355
<<locked>>
88%
54520
89%
**31
100%
Somchem S361
<<locked>>
96%
54650
90%
**09
95%
Somchem S365 👍
<<locked>>
96%
54215
89%
**10
100%
Somchem S385
<<locked>>
97%
50879
84%
**99
97%
Vihtavuori N133
<<locked>>
84%
54041
89%
**97
100%
Vihtavuori N135
<<locked>>
89%
54099
89%
**49
100%
Vihtavuori N140
<<locked>>
84%
54288
89%
**59
100%
Vihtavuori N150
<<locked>>
93%
54244
89%
**89
100%
Vihtavuori N160
<<locked>>
91%
54650
90%
**48
100%
[Vihtavuori N165]*
<<locked>>
97%
42627
70%
**31
94%
Vihtavuori N540
<<locked>>
84%
54418
89%
**89
100%
Vihtavuori N550
<<locked>>
90%
54172
89%
**84
100%
Vihtavuori N555
<<locked>>
97%
47645
78%
**12
100%
[Vihtavuori N560]*
<<locked>>
97%
45745
75%
**86
92%
Winchester 6.5 StaBALL
<<locked>>
92%
54331
89%
**18
100%
Winchester 760
<<locked>>
89%
54708
90%
**97
98%
Winchester StaBALL HD
<<locked>>
97%
36085
59%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45382
75%
**54
99%
[ADI AR 2209]*
<<locked>>
85%
35824
59%
**97
90%
[ADI AR 2213]*
<<locked>>
93%
40640
67%
**25
90%
Accurate 2700
<<locked>>
81%
43729
72%
**69
95%
[Accurate 3100]*
<<locked>>
83%
28007
46%
**74
90%
Accurate 4064
<<locked>>
81%
47906
79%
**97
100%
Accurate 4350
<<locked>>
81%
35853
59%
**10
96%
Alliant Power Pro 2000-MR
<<locked>>
81%
49951
82%
**81
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
45629
75%
**77
100%
Alliant Reloder-15
<<locked>>
81%
48805
80%
**49
100%
Alliant Reloder-16
<<locked>>
81%
35404
58%
**30
96%
Alliant Reloder-17
<<locked>>
81%
40089
66%
**74
99%
[Alliant Reloder-19]*
<<locked>>
85%
35056
58%
**80
90%
[Alliant Reloder-22]*
<<locked>>
89%
34969
57%
**20
90%
[Alliant Reloder-23]*
<<locked>>
81%
25817
42%
**48
93%
[Alliant Reloder-25]*
<<locked>>
89%
29515
48%
**66
90%
[Alliant Reloder-26]*
<<locked>>
81%
27412
45%
**49
90%
[Bofors RP15]*
<<locked>>
92%
35752
59%
**43
90%
Bofors RP3
<<locked>>
81%
45977
75%
**97
100%
[Bofors RP5]*
<<locked>>
89%
34969
57%
**20
90%
[Bofors RP7]*
<<locked>>
81%
40553
67%
**49
94%
Hodgdon CFE223
<<locked>>
81%
48022
79%
**76
99%
Hodgdon H380
<<locked>>
81%
46340
76%
**04
99%
Hodgdon H414
<<locked>>
81%
41350
68%
**38
95%
[Hodgdon H4350]*
<<locked>>
81%
34461
57%
**18
91%
[Hodgdon H4831 SC]*
<<locked>>
92%
41495
68%
**15
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32692
54%
**15
97%
Hodgdon LVR
<<locked>>
81%
38783
64%
**79
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37304
61%
**66
93%
Hodgdon VARGET
<<locked>>
81%
44904
74%
**51
99%
Hodgdon TrailBoss
<<locked>>
81%
27456
45%
**26
100%
IMR 3031
<<locked>>
81%
49777
82%
**36
100%
IMR 4064
<<locked>>
81%
44541
73%
**38
99%
IMR 4166 Enduron
<<locked>>
81%
43700
72%
**92
96%
[IMR 4350]*
<<locked>>
81%
36013
59%
**61
92%
IMR 4451 Enduron
<<locked>>
81%
42090
69%
**85
95%
IMR 4831
<<locked>>
81%
31386
52%
**75
95%
IMR 4895
<<locked>>
81%
49980
82%
**86
100%
[IMR 4955 Enduron]*
<<locked>>
91%
40089
66%
**46
90%
[IMR 7828 SSC]*
<<locked>>
92%
40379
66%
**38
90%
Lovex S062
<<locked>>
81%
48022
79%
**00
100%
Lovex S065
<<locked>>
81%
39465
65%
**26
96%
[Lovex S070]*
<<locked>>
81%
37478
62%
**03
94%
[Lovex S071]*
<<locked>>
88%
28282
46%
**80
90%
Norma 203B
<<locked>>
81%
48037
79%
**43
100%
[Norma 204]*
<<locked>>
81%
35969
59%
**90
90%
[Norma MRP]*
<<locked>>
85%
32184
53%
**71
90%
Norma URP
<<locked>>
81%
35955
59%
**20
96%
Ramshot Big Game
<<locked>>
81%
48501
80%
**69
100%
[Ramshot Grand]*
<<locked>>
90%
39958
66%
**35
90%
[Ramshot Hunter]*
<<locked>>
81%
34853
57%
**94
94%
[Ramshot Magnum]*
<<locked>>
90%
34316
56%
**77
90%
ReloadSwiss RS 14
<<locked>>
81%
28036
46%
**68
100%
ReloadSwiss RS 50
<<locked>>
81%
46383
76%
**84
97%
ReloadSwiss RS 60
<<locked>>
81%
42482
70%
**36
100%
ReloadSwiss RS 62
<<locked>>
81%
35781
59%
**40
96%
ReloadSwiss RS 70
<<locked>>
81%
35172
58%
**40
95%
Rottweil R 902
<<locked>>
81%
49690
82%
**07
100%
Rottweil R 903
<<locked>>
81%
43076
71%
**31
100%
[Rottweil R 904]*
<<locked>>
86%
38479
63%
**20
90%
[Rottweil R 905]*
<<locked>>
85%
34345
56%
**71
90%
[Rottweil R 907]*
<<locked>>
81%
40553
67%
**49
94%
SNPE Vectan SP 11
<<locked>>
81%
44193
73%
**84
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
44933
74%
**53
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
38624
63%
**64
94%
Shooters World Long Rifle
<<locked>>
81%
39465
65%
**26
96%
Shooters World Precision
<<locked>>
81%
48022
79%
**00
100%
Somchem S355
<<locked>>
81%
43584
72%
**35
99%
[Somchem S361]*
<<locked>>
88%
40930
67%
**40
90%
Somchem S365
<<locked>>
81%
32256
53%
**67
98%
[Somchem S385]*
<<locked>>
83%
31952
52%
**79
90%
Vihtavuori N133
<<locked>>
81%
50038
82%
**31
100%
Vihtavuori N135
<<locked>>
81%
42409
70%
**56
100%
Vihtavuori N140
<<locked>>
81%
49617
81%
**81
100%
Vihtavuori N150
<<locked>>
81%
37362
61%
**74
99%
Vihtavuori N160
<<locked>>
81%
39102
64%
**56
97%
[Vihtavuori N165]*
<<locked>>
89%
33112
54%
**98
90%
Vihtavuori N540
<<locked>>
81%
49168
81%
**07
100%
Vihtavuori N550
<<locked>>
81%
39479
65%
**95
97%
[Vihtavuori N555]*
<<locked>>
81%
28021
46%
**36
93%
[Vihtavuori N560]*
<<locked>>
94%
41060
67%
**84
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36854
60%
**90
99%
Winchester 760
<<locked>>
81%
41350
68%
**38
95%
[Winchester StaBALL HD]*
<<locked>>
82%
23859
39%
**31
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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