top of page

Load data for .300 Blaser Mag + .308 | 180gr | Speer TBBC

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.300 Blaser Mag + .308 | 180gr | Speer TBBC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Speer TBBC
Manufacturer SKU:
1765
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.267" | 32.2mm
Caliber:
.300 Blaser Mag load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.496" | 12.6mm
Shank Seated Depth:
0.496" | 12.6mm
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_B6172_C351
Last updated:
2025-01-01

Load data for 140 loads in caliber .300 Blaser Mag with .308 | 180gr | Speer TBBC bullet and 70 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD. 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>>
83%
54201
89%
**05
100%
ADI AR 2209
<<locked>>
94%
54346
89%
**00
98%
ADI AR 2213
<<locked>>
97%
53708
88%
**27
97%
[ADI AR 2217]*
<<locked>>
97%
39349
65%
**25
93%
[ADI AR 2225]*
<<locked>>
97%
34505
57%
**69
94%
Accurate 2700
<<locked>>
84%
54331
89%
**72
99%
Accurate 3100
<<locked>>
97%
53127
87%
**41
100%
Accurate 4350
<<locked>>
89%
54795
90%
**77
100%
Accurate MAGPRO
<<locked>>
97%
52315
86%
**17
95%
Alliant Reloder-16
<<locked>>
90%
54375
89%
**23
100%
Alliant Reloder-17
<<locked>>
85%
54099
89%
**20
100%
Alliant Reloder-19
<<locked>>
94%
54418
89%
**00
98%
Alliant Reloder-22
<<locked>>
97%
52881
87%
**17
98%
Alliant Reloder-23
<<locked>>
97%
49821
82%
**44
100%
Alliant Reloder-25
<<locked>>
97%
43656
72%
**85
99%
Alliant Reloder-26 👍
<<locked>>
95%
54331
89%
**05
100%
[Hodgdon H1000]*
<<locked>>
97%
39349
65%
**25
93%
Hodgdon H414
<<locked>>
85%
54418
89%
**94
99%
Hodgdon H4350
<<locked>>
92%
54679
90%
**48
99%
Hodgdon H4831
<<locked>>
97%
49603
81%
**95
95%
Hodgdon H4831 SC
<<locked>>
96%
54723
90%
**87
97%
Hodgdon Hybrid 100V
<<locked>>
92%
54433
89%
**41
100%
Hodgdon LVR
<<locked>>
87%
54549
90%
**81
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34505
57%
**69
94%
Hodgdon Superperformance
<<locked>>
87%
54201
89%
**27
99%
Hodgdon VARGET
<<locked>>
84%
54549
90%
**15
100%
Hodgdon TrailBoss
<<locked>>
96%
34983
57%
**55
100%
IMR 4064
<<locked>>
84%
54824
90%
**08
100%
IMR 4166 Enduron
<<locked>>
84%
54128
89%
**92
99%
IMR 4350
<<locked>>
90%
54679
90%
**44
99%
IMR 4451 Enduron
<<locked>>
85%
54172
89%
**22
99%
IMR 4831 👍
<<locked>>
94%
54462
89%
**61
100%
IMR 4955 Enduron
<<locked>>
96%
54186
89%
**41
97%
IMR 7828 SSC
<<locked>>
96%
54302
89%
**43
97%
Lovex S065
<<locked>>
88%
54520
90%
**22
100%
Lovex S070
<<locked>>
89%
54781
90%
**44
99%
Lovex S071
<<locked>>
97%
44483
73%
**90
99%
Norma 204
<<locked>>
90%
54578
90%
**84
98%
Norma MRP
<<locked>>
96%
54621
90%
**86
100%
Norma URP
<<locked>>
89%
54389
89%
**77
100%
Ramshot Hunter 👍
<<locked>>
90%
54607
90%
**97
100%
Ramshot Magnum
<<locked>>
97%
51735
85%
**87
99%
ReloadSwiss RS 14
<<locked>>
96%
35723
59%
**95
100%
ReloadSwiss RS 60
<<locked>>
86%
54288
89%
**43
100%
ReloadSwiss RS 62
<<locked>>
89%
54665
90%
**00
100%
ReloadSwiss RS 70
<<locked>>
90%
54708
90%
**49
100%
ReloadSwiss RS 76
<<locked>>
97%
42540
70%
**99
98%
Rottweil R 903
<<locked>>
84%
54244
89%
**18
100%
Rottweil R 904
<<locked>>
93%
54650
90%
**54
97%
Rottweil R 905
<<locked>>
95%
54650
90%
**07
99%
Rottweil R 907
<<locked>>
86%
54244
89%
**22
99%
SNPE Vectan SP 11
<<locked>>
83%
54578
90%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
54157
89%
**87
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
54534
90%
**85
99%
Shooters World Long Rifle
<<locked>>
88%
54520
90%
**22
100%
Somchem S355
<<locked>>
84%
54723
90%
**22
100%
Somchem S361
<<locked>>
92%
54578
90%
**18
97%
Somchem S365
<<locked>>
92%
54737
90%
**94
100%
Somchem S385
<<locked>>
94%
54621
90%
**64
99%
Vihtavuori N135
<<locked>>
85%
54795
90%
**33
100%
Vihtavuori N150
<<locked>>
89%
54491
89%
**79
100%
Vihtavuori N160
<<locked>>
87%
54621
90%
**38
100%
Vihtavuori N165
<<locked>>
97%
49617
81%
**72
98%
Vihtavuori N550
<<locked>>
87%
54462
89%
**81
100%
Vihtavuori N555 👍
<<locked>>
96%
54302
89%
**10
100%
Vihtavuori N560
<<locked>>
97%
53287
87%
**43
97%
Vihtavuori N565
<<locked>>
97%
45063
74%
**79
95%
Winchester 6.5 StaBALL
<<locked>>
89%
54708
90%
**15
100%
Winchester 760
<<locked>>
85%
54418
89%
**94
99%
Winchester StaBALL HD 👍
<<locked>>
97%
45934
75%
**20
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50807
83%
**56
100%
[ADI AR 2209]*
<<locked>>
81%
35708
59%
**30
93%
[ADI AR 2213]*
<<locked>>
84%
34737
57%
**16
90%
[ADI AR 2217]*
<<locked>>
93%
34577
57%
**07
90%
[ADI AR 2225]*
<<locked>>
91%
29182
48%
**02
90%
Accurate 2700
<<locked>>
81%
49037
80%
**87
98%
Accurate 3100
<<locked>>
81%
31357
51%
**98
95%
Accurate 4350
<<locked>>
81%
42192
69%
**64
99%
[Accurate MAGPRO]*
<<locked>>
88%
38566
63%
**41
90%
Alliant Reloder-16
<<locked>>
81%
40466
66%
**71
99%
Alliant Reloder-17
<<locked>>
81%
46688
77%
**02
100%
[Alliant Reloder-19]*
<<locked>>
81%
35418
58%
**20
93%
[Alliant Reloder-22]*
<<locked>>
81%
31227
51%
**44
91%
Alliant Reloder-23
<<locked>>
81%
30037
49%
**31
98%
[Alliant Reloder-25]*
<<locked>>
81%
26527
44%
**16
92%
Alliant Reloder-26
<<locked>>
81%
32358
53%
**43
96%
[Hodgdon H1000]*
<<locked>>
93%
34577
57%
**07
90%
Hodgdon H414
<<locked>>
81%
47805
78%
**79
99%
Hodgdon H4350
<<locked>>
81%
39262
64%
**59
96%
[Hodgdon H4831]*
<<locked>>
86%
35215
58%
**90
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
35476
58%
**97
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38319
63%
**59
100%
Hodgdon LVR
<<locked>>
81%
44802
74%
**10
99%
[Hodgdon Retumbo]*
<<locked>>
91%
29182
48%
**02
90%
Hodgdon Superperformance
<<locked>>
81%
43192
71%
**30
97%
Hodgdon VARGET
<<locked>>
81%
50604
83%
**46
100%
Hodgdon TrailBoss
<<locked>>
86%
30008
49%
**54
100%
IMR 4064
<<locked>>
81%
50024
82%
**30
100%
IMR 4166 Enduron
<<locked>>
81%
48950
80%
**10
99%
IMR 4350
<<locked>>
81%
41176
68%
**98
96%
IMR 4451 Enduron
<<locked>>
81%
47123
77%
**00
98%
IMR 4831
<<locked>>
81%
36680
60%
**30
98%
[IMR 4955 Enduron]*
<<locked>>
81%
34301
56%
**38
90%
[IMR 7828 SSC]*
<<locked>>
83%
34563
57%
**30
90%
Lovex S065
<<locked>>
81%
44541
73%
**54
99%
Lovex S070
<<locked>>
81%
43149
71%
**44
98%
[Lovex S071]*
<<locked>>
81%
26934
44%
**77
92%
Norma 204
<<locked>>
81%
40727
67%
**25
95%
[Norma MRP]*
<<locked>>
81%
32445
53%
**13
93%
Norma URP
<<locked>>
81%
41785
69%
**61
99%
Ramshot Hunter
<<locked>>
81%
40451
66%
**44
98%
[Ramshot Magnum]*
<<locked>>
82%
29573
49%
**95
90%
ReloadSwiss RS 14
<<locked>>
81%
28587
47%
**47
100%
ReloadSwiss RS 60
<<locked>>
81%
44904
74%
**89
100%
ReloadSwiss RS 62
<<locked>>
81%
41959
69%
**84
99%
ReloadSwiss RS 70
<<locked>>
81%
40364
66%
**90
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
29240
48%
**31
90%
Rottweil R 903
<<locked>>
81%
49690
82%
**43
100%
[Rottweil R 904]*
<<locked>>
81%
36956
61%
**10
92%
[Rottweil R 905]*
<<locked>>
81%
34534
57%
**07
93%
Rottweil R 907
<<locked>>
81%
45963
75%
**74
98%
SNPE Vectan SP 11
<<locked>>
81%
50705
83%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50053
82%
**31
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43976
72%
**98
98%
Shooters World Long Rifle
<<locked>>
81%
44541
73%
**54
99%
Somchem S355
<<locked>>
81%
49313
81%
**33
100%
[Somchem S361]*
<<locked>>
81%
37565
62%
**97
91%
Somchem S365
<<locked>>
81%
38174
63%
**08
100%
[Somchem S385]*
<<locked>>
81%
35128
58%
**93
94%
Vihtavuori N135
<<locked>>
81%
48066
79%
**41
100%
Vihtavuori N150
<<locked>>
81%
42569
70%
**85
100%
Vihtavuori N160
<<locked>>
81%
44846
74%
**80
100%
[Vihtavuori N165]*
<<locked>>
81%
29704
49%
**46
91%
Vihtavuori N550
<<locked>>
81%
45542
75%
**26
100%
Vihtavuori N555
<<locked>>
81%
33460
55%
**07
98%
[Vihtavuori N560]*
<<locked>>
84%
35027
57%
**52
90%
[Vihtavuori N565]*
<<locked>>
88%
33663
55%
**23
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42279
69%
**18
100%
Winchester 760
<<locked>>
81%
47805
78%
**79
99%
Winchester StaBALL HD
<<locked>>
81%
26658
44%
**08
97%

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