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Load data for .300 Blaser Mag + .308 | 166gr | Hammer Stone Hammer

Recommended Powder(s): Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 Blaser Mag + .308 | 166gr | Hammer Stone Hammer

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 166gr | Hammer Stone Hammer
Manufacturer SKU:
30166SH
Bullet Weight:
166gr | 10.8g
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_B10976_C351
Last updated:
2026-03-22
Recommended Twist Rate:
1:13 - 1:11

Load data for 164 loads in caliber .300 Blaser Mag with .308 | 166gr | Hammer Stone Hammer bullet and 82 powders such as Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, 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".

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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%
54215
89%
**27
100%
ADI AR 2209
<<locked>>
97%
54549
90%
**12
98%
ADI AR 2213
<<locked>>
97%
48747
80%
**36
95%
Accurate 2700
<<locked>>
86%
54201
89%
**77
98%
Accurate 3100
<<locked>>
97%
47137
77%
**44
98%
Accurate 4064
<<locked>>
84%
54752
90%
**10
100%
Accurate 4350
<<locked>>
91%
54317
89%
**89
100%
[Accurate MAGPRO]*
<<locked>>
97%
47079
77%
**23
92%
Alliant Reloder- TS 15.5
<<locked>>
85%
54520
90%
**40
100%
Alliant Reloder-16 👍
<<locked>>
93%
54795
90%
**48
100%
Alliant Reloder-17
<<locked>>
88%
54578
90%
**45
100%
Alliant Reloder-19
<<locked>>
97%
53606
88%
**05
98%
Alliant Reloder-22
<<locked>>
97%
47703
78%
**33
96%
Alliant Reloder-23
<<locked>>
97%
45121
74%
**81
100%
Alliant Reloder-25
<<locked>>
97%
39131
64%
**79
97%
Alliant Reloder-26
<<locked>>
97%
51634
85%
**68
100%
Bofors RP15
<<locked>>
97%
43859
72%
**61
95%
Bofors RP3
<<locked>>
85%
54418
89%
**46
100%
Bofors RP5
<<locked>>
97%
47703
78%
**33
96%
Bofors RP7
<<locked>>
89%
54621
90%
**36
98%
Hodgdon CFE223
<<locked>>
83%
54317
89%
**89
100%
Hodgdon H380
<<locked>>
85%
54331
89%
**53
100%
Hodgdon H414
<<locked>>
87%
54346
89%
**09
99%
Hodgdon H4350
<<locked>>
94%
54099
89%
**46
98%
[Hodgdon H4831]*
<<locked>>
97%
45063
74%
**12
93%
Hodgdon H4831 SC
<<locked>>
97%
51314
84%
**33
95%
Hodgdon Hybrid 100V
<<locked>>
95%
54302
89%
**53
100%
Hodgdon LVR
<<locked>>
90%
54665
90%
**95
100%
Hodgdon Superperformance 👍
<<locked>>
90%
54563
90%
**45
99%
Hodgdon VARGET
<<locked>>
86%
54549
90%
**27
100%
Hodgdon TrailBoss
<<locked>>
96%
34519
57%
**21
100%
IMR 4064
<<locked>>
86%
54215
89%
**10
100%
IMR 4166 Enduron
<<locked>>
87%
54389
89%
**13
99%
IMR 4350
<<locked>>
92%
54099
89%
**46
98%
IMR 4451 Enduron
<<locked>>
88%
54781
90%
**46
99%
IMR 4831
<<locked>>
96%
54215
89%
**69
100%
IMR 4955 Enduron
<<locked>>
97%
50444
83%
**81
95%
IMR 7828 SSC
<<locked>>
97%
50430
83%
**82
95%
Lovex S062
<<locked>>
84%
54317
89%
**13
100%
Lovex S065
<<locked>>
90%
54752
90%
**40
100%
Lovex S070
<<locked>>
91%
54012
89%
**49
99%
Lovex S071
<<locked>>
97%
39291
65%
**94
97%
Norma 203B
<<locked>>
83%
54085
89%
**46
100%
Norma 204
<<locked>>
92%
54665
90%
**95
98%
Norma MRP
<<locked>>
97%
50604
83%
**28
98%
Norma URP
<<locked>>
92%
54331
89%
**99
100%
Ramshot Big Game
<<locked>>
83%
54621
90%
**69
100%
Ramshot Grand
<<locked>>
97%
53084
87%
**41
97%
Ramshot Hunter 👍
<<locked>>
93%
54186
89%
**12
99%
Ramshot Magnum
<<locked>>
97%
46108
76%
**90
97%
ReloadSwiss RS 14
<<locked>>
96%
35099
58%
**64
100%
ReloadSwiss RS 50
<<locked>>
84%
54186
89%
**36
99%
ReloadSwiss RS 60
<<locked>>
86%
54186
89%
**38
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
54781
90%
**25
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
54476
89%
**71
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37637
62%
**72
94%
Rottweil R 903
<<locked>>
87%
54215
89%
**33
100%
Rottweil R 904
<<locked>>
96%
54157
89%
**53
96%
Rottweil R 905
<<locked>>
97%
52968
87%
**82
98%
Rottweil R 907
<<locked>>
89%
54621
90%
**36
98%
SNPE Vectan SP 11
<<locked>>
86%
54737
90%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
54418
89%
**08
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
54259
89%
**84
99%
Shooters World Long Rifle
<<locked>>
90%
54752
90%
**40
100%
Shooters World Precision
<<locked>>
84%
54317
89%
**13
100%
Somchem S355
<<locked>>
87%
54230
89%
**33
100%
Somchem S361
<<locked>>
95%
54621
90%
**20
96%
Somchem S365
<<locked>>
94%
54259
89%
**02
100%
Somchem S385
<<locked>>
97%
53548
88%
**69
98%
Vihtavuori N135
<<locked>>
88%
54491
89%
**54
100%
Vihtavuori N140
<<locked>>
83%
54737
90%
**64
100%
Vihtavuori N150
<<locked>>
92%
54795
90%
**04
100%
Vihtavuori N160
<<locked>>
90%
54563
90%
**56
100%
Vihtavuori N165
<<locked>>
97%
44672
73%
**85
96%
Vihtavuori N550
<<locked>>
89%
54563
90%
**95
100%
Vihtavuori N555
<<locked>>
97%
50633
83%
**63
100%
[Vihtavuori N560]*
<<locked>>
97%
47863
79%
**56
94%
[Vihtavuori N565]*
<<locked>>
97%
40393
66%
**79
92%
Winchester 6.5 StaBALL
<<locked>>
91%
54694
90%
**30
100%
Winchester 760
<<locked>>
87%
54346
89%
**09
99%
Winchester StaBALL HD
<<locked>>
97%
39392
65%
**20
100%
Winchester Supreme 780
<<locked>>
96%
54679
90%
**72
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46992
77%
**95
100%
[ADI AR 2209]*
<<locked>>
82%
33141
54%
**52
90%
[ADI AR 2213]*
<<locked>>
89%
37739
62%
**90
90%
Accurate 2700
<<locked>>
81%
45310
74%
**26
97%
[Accurate 3100]*
<<locked>>
81%
27166
45%
**75
91%
Accurate 4064
<<locked>>
81%
49269
81%
**22
100%
Accurate 4350
<<locked>>
81%
37492
62%
**71
98%
[Accurate MAGPRO]*
<<locked>>
94%
42148
69%
**22
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
47297
78%
**25
100%
Alliant Reloder-16
<<locked>>
81%
36956
61%
**87
98%
Alliant Reloder-17
<<locked>>
81%
42061
69%
**25
100%
[Alliant Reloder-19]*
<<locked>>
81%
32343
53%
**39
90%
[Alliant Reloder-22]*
<<locked>>
86%
32648
54%
**85
90%
Alliant Reloder-23
<<locked>>
81%
26600
44%
**15
95%
[Alliant Reloder-25]*
<<locked>>
85%
27151
45%
**25
90%
[Alliant Reloder-26]*
<<locked>>
81%
28384
47%
**20
93%
[Bofors RP15]*
<<locked>>
88%
32692
54%
**85
90%
Bofors RP3
<<locked>>
81%
47558
78%
**31
100%
[Bofors RP5]*
<<locked>>
86%
32648
54%
**85
90%
Bofors RP7
<<locked>>
81%
42061
69%
**97
96%
Hodgdon CFE223
<<locked>>
81%
50285
83%
**20
100%
Hodgdon H380
<<locked>>
81%
48153
79%
**44
99%
Hodgdon H414
<<locked>>
81%
43323
71%
**02
97%
[Hodgdon H4350]*
<<locked>>
81%
35636
58%
**72
93%
[Hodgdon H4831]*
<<locked>>
92%
38290
63%
**64
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
38029
62%
**61
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34214
56%
**79
98%
Hodgdon LVR
<<locked>>
81%
40567
67%
**30
98%
Hodgdon Superperformance
<<locked>>
81%
38928
64%
**36
95%
Hodgdon VARGET
<<locked>>
81%
46789
77%
**95
100%
Hodgdon TrailBoss
<<locked>>
81%
27441
45%
**67
100%
IMR 4064
<<locked>>
81%
46253
76%
**79
100%
IMR 4166 Enduron
<<locked>>
81%
45397
75%
**43
97%
[IMR 4350]*
<<locked>>
81%
37594
62%
**15
94%
IMR 4451 Enduron
<<locked>>
81%
43526
71%
**36
97%
IMR 4831
<<locked>>
81%
32692
54%
**36
96%
[IMR 4955 Enduron]*
<<locked>>
87%
37376
61%
**05
90%
[IMR 7828 SSC]*
<<locked>>
88%
36956
61%
**84
90%
Lovex S062
<<locked>>
81%
49516
81%
**31
100%
Lovex S065
<<locked>>
81%
40698
67%
**80
97%
Lovex S070
<<locked>>
81%
38914
64%
**51
96%
[Lovex S071]*
<<locked>>
84%
26034
43%
**39
90%
Norma 203B
<<locked>>
81%
50067
82%
**81
100%
[Norma 204]*
<<locked>>
81%
36912
61%
**41
92%
[Norma MRP]*
<<locked>>
82%
30081
49%
**39
90%
Norma URP
<<locked>>
81%
37594
62%
**74
98%
Ramshot Big Game
<<locked>>
81%
50575
83%
**10
100%
[Ramshot Grand]*
<<locked>>
87%
36274
60%
**80
90%
Ramshot Hunter
<<locked>>
81%
36318
60%
**57
95%
[Ramshot Magnum]*
<<locked>>
87%
31647
52%
**36
90%
ReloadSwiss RS 14
<<locked>>
81%
27992
46%
**09
100%
ReloadSwiss RS 50
<<locked>>
81%
48298
79%
**28
98%
ReloadSwiss RS 60
<<locked>>
81%
44715
73%
**81
100%
ReloadSwiss RS 62
<<locked>>
81%
37362
61%
**90
97%
ReloadSwiss RS 70
<<locked>>
81%
36463
60%
**00
97%
[ReloadSwiss RS 76]*
<<locked>>
92%
31763
52%
**92
90%
Rottweil R 903
<<locked>>
81%
44962
74%
**82
100%
[Rottweil R 904]*
<<locked>>
83%
35331
58%
**66
90%
[Rottweil R 905]*
<<locked>>
82%
32097
53%
**39
90%
Rottweil R 907
<<locked>>
81%
42061
69%
**97
96%
SNPE Vectan SP 11
<<locked>>
81%
46108
76%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46340
76%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39972
66%
**21
96%
Shooters World Long Rifle
<<locked>>
81%
40698
67%
**80
97%
Shooters World Precision
<<locked>>
81%
49516
81%
**31
100%
Somchem S355
<<locked>>
81%
45150
74%
**72
100%
[Somchem S361]*
<<locked>>
84%
38145
63%
**08
90%
Somchem S365
<<locked>>
81%
33881
56%
**21
99%
[Somchem S385]*
<<locked>>
81%
31299
51%
**93
91%
Vihtavuori N135
<<locked>>
81%
43845
72%
**84
100%
Vihtavuori N140
<<locked>>
81%
51271
84%
**18
100%
Vihtavuori N150
<<locked>>
81%
38464
63%
**12
100%
Vihtavuori N160
<<locked>>
81%
40669
67%
**03
98%
[Vihtavuori N165]*
<<locked>>
86%
30937
51%
**74
90%
Vihtavuori N550
<<locked>>
81%
41350
68%
**46
98%
Vihtavuori N555
<<locked>>
81%
29167
48%
**97
95%
[Vihtavuori N560]*
<<locked>>
90%
38203
63%
**36
90%
[Vihtavuori N565]*
<<locked>>
94%
36550
60%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38276
63%
**48
99%
Winchester 760
<<locked>>
81%
43323
71%
**02
97%
[Winchester StaBALL HD]*
<<locked>>
81%
23308
38%
**49
92%
[Winchester Supreme 780]*
<<locked>>
82%
32590
54%
**16
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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