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Load data for .300 Blaser Mag + .308 | 136gr | Geco ZERO

Recommended Powder(s): Alliant Reloder-17, ReloadSwiss RS 60, Somchem S365, Vihtavuori N160, Vihtavuori N550

.300 Blaser Mag + .308 | 136gr | Geco ZERO

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 136gr | Geco ZERO
Manufacturer SKU:
2416070
Bullet Weight:
136gr | 8.8g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.177" | 29.9mm
Caliber:
.300 Blaser Mag load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.406" | 10.3mm
Shank Seated Depth:
0.406" | 10.3mm
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_B9032_C351
Last updated:
2025-01-01

Load data for 164 loads in caliber .300 Blaser Mag with .308 | 136gr | Geco ZERO bullet and 82 powders such as Alliant Reloder-17, ReloadSwiss RS 60, Somchem S365, Vihtavuori N160, 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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  • .

    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.

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 2206H
<<locked>>
83%
54172
89%
**05
100%
ADI AR 2208
<<locked>>
89%
54201
89%
**89
100%
[ADI AR 2209]*
<<locked>>
97%
48791
80%
**50
94%
Accurate 2700
<<locked>>
89%
54012
89%
**20
96%
Accurate 3100
<<locked>>
97%
41611
68%
**69
95%
Accurate 4064
<<locked>>
87%
54505
89%
**79
100%
Accurate 4350
<<locked>>
95%
54520
90%
**61
99%
Alliant Reloder- TS 15.5
<<locked>>
89%
54186
89%
**09
100%
Alliant Reloder-15
<<locked>>
87%
54665
90%
**32
100%
Alliant Reloder-16
<<locked>>
97%
54607
90%
**04
100%
Alliant Reloder-17 👍
<<locked>>
92%
54317
89%
**17
100%
[Alliant Reloder-19]*
<<locked>>
97%
47688
78%
**30
94%
Alliant Reloder-23
<<locked>>
97%
39436
65%
**95
98%
[Alliant Reloder-25]*
<<locked>>
97%
35041
58%
**64
92%
Alliant Reloder-26
<<locked>>
97%
44280
73%
**66
97%
Baschieri & Pellagri 107
<<locked>>
84%
54317
89%
**15
99%
Hodgdon CFE223
<<locked>>
87%
54824
90%
**55
99%
Hodgdon H380
<<locked>>
88%
54650
90%
**12
99%
Hodgdon H414
<<locked>>
91%
54781
90%
**71
97%
Hodgdon H4350
<<locked>>
97%
52678
86%
**66
96%
Hodgdon Hybrid 100V
<<locked>>
97%
51663
85%
**82
100%
Hodgdon LVR
<<locked>>
93%
54418
89%
**45
99%
Hodgdon Superperformance
<<locked>>
94%
54636
90%
**97
97%
Hodgdon VARGET
<<locked>>
89%
54665
90%
**92
100%
Hodgdon TrailBoss
<<locked>>
96%
33982
56%
**01
100%
IMR 3031
<<locked>>
86%
54737
90%
**05
100%
IMR 4064
<<locked>>
90%
54723
90%
**82
100%
IMR 4166 Enduron
<<locked>>
90%
54694
90%
**66
97%
IMR 4350
<<locked>>
96%
54114
89%
**92
97%
IMR 4451 Enduron
<<locked>>
91%
54650
90%
**86
97%
IMR 4831
<<locked>>
97%
48240
79%
**27
98%
IMR 4895
<<locked>>
86%
54592
90%
**41
100%
Lovex D073.6
<<locked>>
83%
54346
89%
**82
100%
Lovex S060
<<locked>>
84%
54259
89%
**46
100%
Lovex S062
<<locked>>
87%
54230
89%
**73
100%
Lovex S065
<<locked>>
93%
54462
89%
**89
98%
Lovex S070
<<locked>>
95%
54273
89%
**05
97%
[Lovex S071]*
<<locked>>
97%
34606
57%
**99
92%
Norma 201
<<locked>>
84%
54404
89%
**69
100%
Norma 202
<<locked>>
84%
54810
90%
**66
100%
Norma 203B
<<locked>>
87%
54679
90%
**32
100%
Norma 204
<<locked>>
96%
54723
90%
**35
95%
[Norma MRP]*
<<locked>>
97%
44266
73%
**36
94%
Norma URP
<<locked>>
96%
54433
89%
**61
99%
Ramshot Big Game
<<locked>>
87%
54723
90%
**38
100%
Ramshot Hunter
<<locked>>
96%
54389
89%
**68
98%
ReloadSwiss RS 14
<<locked>>
96%
34461
57%
**44
100%
ReloadSwiss RS 50
<<locked>>
88%
54810
90%
**92
98%
ReloadSwiss RS 52
<<locked>>
87%
54462
89%
**48
100%
ReloadSwiss RS 60 👍
<<locked>>
93%
54505
89%
**46
100%
ReloadSwiss RS 62
<<locked>>
95%
54549
90%
**74
99%
ReloadSwiss RS 70
<<locked>>
96%
54694
90%
**17
99%
Rottweil R 902
<<locked>>
86%
54360
89%
**59
100%
Rottweil R 903
<<locked>>
90%
54331
89%
**05
100%
[Rottweil R 904]*
<<locked>>
97%
50459
83%
**27
93%
[Rottweil R 905]*
<<locked>>
97%
46804
77%
**17
94%
Rottweil R 907
<<locked>>
92%
54534
90%
**82
97%
SNPE Vectan SP 11
<<locked>>
89%
54186
89%
**35
100%
SNPE Vectan SP 9
<<locked>>
85%
54795
90%
**09
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
54404
89%
**91
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
54766
90%
**81
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
54230
89%
**27
97%
Shooters World Long Rifle
<<locked>>
93%
54462
89%
**89
98%
Shooters World Match Rifle
<<locked>>
83%
54346
89%
**82
100%
Shooters World Precision
<<locked>>
87%
54230
89%
**73
100%
Somchem S335
<<locked>>
84%
54404
89%
**97
100%
Somchem S341
<<locked>>
83%
54636
90%
**89
100%
Somchem S355
<<locked>>
90%
54607
90%
**05
100%
[Somchem S361]*
<<locked>>
97%
52330
86%
**17
92%
Somchem S365 👍
<<locked>>
97%
51242
84%
**35
100%
Somchem S385
<<locked>>
97%
47137
77%
**81
95%
Vihtavuori N133
<<locked>>
86%
54375
89%
**74
100%
Vihtavuori N135
<<locked>>
91%
54665
90%
**33
100%
Vihtavuori N140
<<locked>>
86%
54012
89%
**33
100%
Vihtavuori N150
<<locked>>
95%
54549
90%
**63
100%
Vihtavuori N160 👍
<<locked>>
93%
54607
90%
**19
99%
Vihtavuori N540
<<locked>>
86%
54433
89%
**69
100%
Vihtavuori N550 👍
<<locked>>
93%
54650
90%
**55
99%
Vihtavuori N555
<<locked>>
97%
43439
71%
**84
98%
Winchester 6.5 StaBALL
<<locked>>
95%
54636
90%
**96
100%
Winchester 760
<<locked>>
91%
54781
90%
**71
97%
Winchester StaBALL HD
<<locked>>
97%
35389
58%
**89
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
50241
82%
**33
99%
ADI AR 2208
<<locked>>
81%
42598
70%
**59
98%
[ADI AR 2209]*
<<locked>>
91%
40045
66%
**43
90%
[Accurate 2700]*
<<locked>>
81%
41017
67%
**51
92%
[Accurate 3100]*
<<locked>>
88%
31053
51%
**00
90%
Accurate 4064
<<locked>>
81%
44295
73%
**92
100%
[Accurate 4350]*
<<locked>>
81%
33011
54%
**89
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
42380
70%
**76
99%
Alliant Reloder-15
<<locked>>
81%
45658
75%
**61
98%
[Alliant Reloder-16]*
<<locked>>
81%
32938
54%
**02
94%
Alliant Reloder-17
<<locked>>
81%
37101
61%
**40
97%
[Alliant Reloder-19]*
<<locked>>
90%
39044
64%
**23
90%
[Alliant Reloder-23]*
<<locked>>
83%
25556
42%
**66
90%
[Alliant Reloder-25]*
<<locked>>
95%
32416
53%
**89
90%
[Alliant Reloder-26]*
<<locked>>
86%
30284
50%
**76
90%
Baschieri & Pellagri 107
<<locked>>
81%
49705
82%
**33
99%
Hodgdon CFE223
<<locked>>
81%
44382
73%
**64
98%
Hodgdon H380
<<locked>>
81%
43308
71%
**92
97%
[Hodgdon H414]*
<<locked>>
81%
38464
63%
**30
92%
[Hodgdon H4350]*
<<locked>>
85%
35984
59%
**99
90%
Hodgdon Hybrid 100V
<<locked>>
81%
30472
50%
**90
95%
[Hodgdon LVR]*
<<locked>>
81%
36071
59%
**58
94%
[Hodgdon Superperformance]*
<<locked>>
82%
36100
59%
**74
90%
Hodgdon VARGET
<<locked>>
81%
42322
69%
**46
98%
Hodgdon TrailBoss
<<locked>>
81%
27064
44%
**34
100%
IMR 3031
<<locked>>
81%
46325
76%
**61
100%
IMR 4064
<<locked>>
81%
41727
68%
**33
98%
[IMR 4166 Enduron]*
<<locked>>
81%
41495
68%
**97
94%
[IMR 4350]*
<<locked>>
82%
35027
57%
**76
90%
[IMR 4451 Enduron]*
<<locked>>
81%
39436
65%
**67
93%
[IMR 4831]*
<<locked>>
81%
29051
48%
**48
91%
IMR 4895
<<locked>>
81%
46760
77%
**87
99%
Lovex D073.6
<<locked>>
81%
50183
82%
**17
100%
Lovex S060
<<locked>>
81%
49647
81%
**54
99%
Lovex S062
<<locked>>
81%
44802
74%
**95
99%
[Lovex S065]*
<<locked>>
81%
36825
60%
**12
94%
[Lovex S070]*
<<locked>>
81%
35070
58%
**82
91%
[Lovex S071]*
<<locked>>
94%
31053
51%
**00
90%
Norma 201
<<locked>>
81%
49110
81%
**81
100%
Norma 202
<<locked>>
81%
49559
81%
**84
100%
Norma 203B
<<locked>>
81%
45034
74%
**45
99%
[Norma 204]*
<<locked>>
86%
39900
66%
**27
90%
[Norma MRP]*
<<locked>>
90%
35534
58%
**00
90%
[Norma URP]*
<<locked>>
81%
33257
55%
**95
94%
Ramshot Big Game
<<locked>>
81%
44976
74%
**54
99%
[Ramshot Hunter]*
<<locked>>
81%
32489
53%
**66
90%
ReloadSwiss RS 14
<<locked>>
81%
27528
45%
**80
100%
ReloadSwiss RS 50
<<locked>>
81%
43584
72%
**79
95%
ReloadSwiss RS 52
<<locked>>
81%
44541
73%
**61
100%
ReloadSwiss RS 60
<<locked>>
81%
36013
59%
**33
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
32779
54%
**95
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
32721
54%
**89
91%
Rottweil R 902
<<locked>>
81%
46659
77%
**22
100%
Rottweil R 903
<<locked>>
81%
40045
66%
**20
98%
[Rottweil R 904]*
<<locked>>
92%
42554
70%
**56
90%
[Rottweil R 905]*
<<locked>>
91%
38232
63%
**13
90%
[Rottweil R 907]*
<<locked>>
81%
38072
63%
**35
92%
SNPE Vectan SP 11
<<locked>>
81%
41220
68%
**82
98%
SNPE Vectan SP 9
<<locked>>
81%
48907
80%
**00
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
50459
83%
**22
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42119
69%
**64
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
36085
59%
**43
92%
[Shooters World Long Rifle]*
<<locked>>
81%
36825
60%
**12
94%
Shooters World Match Rifle
<<locked>>
81%
50183
82%
**17
100%
Shooters World Precision
<<locked>>
81%
44802
74%
**95
99%
Somchem S335
<<locked>>
81%
49806
82%
**18
100%
Somchem S341
<<locked>>
81%
50676
83%
**10
99%
Somchem S355
<<locked>>
81%
40596
67%
**33
98%
[Somchem S361]*
<<locked>>
93%
45556
75%
**79
90%
Somchem S365
<<locked>>
81%
29834
49%
**33
96%
[Somchem S385]*
<<locked>>
88%
35259
58%
**12
90%
Vihtavuori N133
<<locked>>
81%
47253
78%
**63
100%
Vihtavuori N135
<<locked>>
81%
39479
65%
**64
100%
Vihtavuori N140
<<locked>>
81%
46325
76%
**99
100%
Vihtavuori N150
<<locked>>
81%
34722
57%
**59
98%
Vihtavuori N160
<<locked>>
81%
36260
60%
**31
95%
Vihtavuori N540
<<locked>>
81%
46224
76%
**22
100%
Vihtavuori N550
<<locked>>
81%
36622
60%
**71
95%
[Vihtavuori N555]*
<<locked>>
82%
26368
43%
**12
90%
Winchester 6.5 StaBALL
<<locked>>
81%
34272
56%
**69
97%
[Winchester 760]*
<<locked>>
81%
38464
63%
**30
92%
[Winchester StaBALL HD]*
<<locked>>
88%
26513
44%
**51
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.

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