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Load data for 6.5-300 Weatherby Magnum + .264 | 115gr | Barnes TAC-TX BT

Recommended Powder(s): Hodgdon H4831, IMR 7828 SSC, ReloadSwiss RS 76, ReloadSwiss RS 80, Winchester StaBALL HD

6.5-300 Weatherby Magnum + .264 | 115gr | Barnes TAC-TX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 115gr | Barnes TAC-TX BT
Manufacturer SKU:
31142
Bullet Weight:
115gr | 7.5g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.288" | 32.7mm
Caliber:
6.5-300 Weatherby Magnum load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.567" | 14.4mm
Shank Seated Depth:
0.467" | 11.9mm
Case Capacity:
98.0 Grains of Water | 6.36 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B10950_C1352
Last updated:
2025-08-17
Recommended Twist Rate:
1:9 - 1:7

Load data for 96 loads in caliber 6.5-300 Weatherby Magnum with .264 | 115gr | Barnes TAC-TX BT bullet and 48 powders such as Hodgdon H4831, IMR 7828 SSC, ReloadSwiss RS 76, ReloadSwiss RS 80, 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".

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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 2209
<<locked>>
86%
58030
89%
**55
100%
ADI AR 2213
<<locked>>
89%
57682
89%
**91
99%
ADI AR 2217
<<locked>>
97%
56420
87%
**64
99%
[ADI AR 2218]*
<<locked>>
97%
49516
76%
**99
94%
ADI AR 2225
<<locked>>
97%
51648
79%
**22
100%
Accurate 3100
<<locked>>
89%
58102
89%
**86
100%
Accurate MAGPRO
<<locked>>
89%
58450
90%
**01
98%
Alliant Reloder-19
<<locked>>
86%
57653
89%
**51
100%
Alliant Reloder-22
<<locked>>
89%
58131
89%
**84
100%
Alliant Reloder-23
<<locked>>
90%
57841
89%
**15
100%
Alliant Reloder-25
<<locked>>
94%
58102
89%
**84
100%
Alliant Reloder-26
<<locked>>
85%
57667
89%
**97
100%
Alliant Reloder-33
<<locked>>
97%
54534
84%
**71
96%
[Alliant Reloder-50]*
<<locked>>
97%
46499
72%
**81
93%
Hodgdon H1000
<<locked>>
97%
56420
87%
**64
99%
Hodgdon H4350
<<locked>>
85%
58334
90%
**02
100%
Hodgdon H4831 👍
<<locked>>
92%
58450
90%
**48
99%
Hodgdon H4831 SC
<<locked>>
88%
58204
90%
**35
99%
Hodgdon Hybrid 100V
<<locked>>
84%
58204
90%
**69
100%
Hodgdon Retumbo
<<locked>>
97%
51648
79%
**22
100%
Hodgdon TrailBoss
<<locked>>
96%
35824
55%
**67
100%
IMR 4350
<<locked>>
83%
58320
90%
**99
100%
IMR 4831
<<locked>>
86%
57870
89%
**96
100%
IMR 4955 Enduron
<<locked>>
89%
58407
90%
**22
99%
IMR 7828 SSC 👍
<<locked>>
88%
58305
90%
**04
99%
[IMR 7977 Enduron]*
<<locked>>
94%
58305
90%
**66
94%
IMR 8133 Enduron
<<locked>>
97%
47282
73%
**14
98%
[Lovex D100]*
<<locked>>
97%
56304
87%
**53
92%
Lovex S071
<<locked>>
94%
58102
89%
**86
100%
Norma 217
<<locked>>
97%
48124
74%
**33
99%
Norma MRP
<<locked>>
87%
58276
90%
**94
100%
Ramshot Magnum
<<locked>>
89%
58001
89%
**45
100%
ReloadSwiss RS 14
<<locked>>
96%
36666
56%
**13
100%
ReloadSwiss RS 76 👍
<<locked>>
93%
57841
89%
**63
100%
ReloadSwiss RS 80 👍
<<locked>>
96%
57957
89%
**10
99%
Rottweil R 904
<<locked>>
86%
58262
90%
**28
99%
Rottweil R 905
<<locked>>
87%
58262
90%
**58
100%
Somchem S361
<<locked>>
85%
58146
89%
**82
99%
Somchem S365
<<locked>>
83%
58465
90%
**05
100%
Somchem S385
<<locked>>
86%
57827
89%
**12
100%
Vihtavuori N165
<<locked>>
91%
58320
90%
**05
100%
[Vihtavuori N170]*
<<locked>>
97%
52431
81%
**04
94%
Vihtavuori N555
<<locked>>
87%
58450
90%
**32
100%
Vihtavuori N560
<<locked>>
89%
58189
90%
**04
99%
Vihtavuori N565
<<locked>>
93%
58407
90%
**78
99%
Vihtavuori N568
<<locked>>
95%
57914
89%
**14
98%
Vihtavuori N570
<<locked>>
97%
58421
90%
**56
97%
Winchester StaBALL HD 👍
<<locked>>
90%
57972
89%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
48646
75%
**87
99%
ADI AR 2213
<<locked>>
81%
43961
68%
**18
96%
[ADI AR 2217]*
<<locked>>
81%
32605
50%
**13
92%
[ADI AR 2218]*
<<locked>>
92%
40843
63%
**89
90%
[ADI AR 2225]*
<<locked>>
81%
29892
46%
**54
93%
Accurate 3100
<<locked>>
81%
44556
69%
**40
99%
[Accurate MAGPRO]*
<<locked>>
81%
43816
67%
**09
94%
Alliant Reloder-19
<<locked>>
81%
48617
75%
**77
99%
Alliant Reloder-22
<<locked>>
81%
44628
69%
**15
98%
Alliant Reloder-23
<<locked>>
81%
43178
66%
**56
100%
Alliant Reloder-25
<<locked>>
81%
37347
57%
**81
99%
Alliant Reloder-26
<<locked>>
81%
49414
76%
**43
100%
[Alliant Reloder-33]*
<<locked>>
88%
39305
60%
**20
90%
[Alliant Reloder-50]*
<<locked>>
93%
40683
63%
**43
90%
[Hodgdon H1000]*
<<locked>>
81%
32605
50%
**13
92%
Hodgdon H4350
<<locked>>
81%
51706
80%
**91
100%
Hodgdon H4831
<<locked>>
81%
41089
63%
**00
95%
Hodgdon H4831 SC
<<locked>>
81%
45832
71%
**02
96%
Hodgdon Hybrid 100V
<<locked>>
81%
52736
81%
**87
100%
[Hodgdon Retumbo]*
<<locked>>
81%
29892
46%
**54
93%
Hodgdon TrailBoss
<<locked>>
81%
28674
44%
**93
100%
IMR 4350
<<locked>>
81%
54317
84%
**40
100%
IMR 4831
<<locked>>
81%
49893
77%
**61
100%
IMR 4955 Enduron
<<locked>>
81%
44817
69%
**53
96%
IMR 7828 SSC
<<locked>>
81%
45469
70%
**54
97%
[IMR 7977 Enduron]*
<<locked>>
88%
47297
73%
**59
90%
[IMR 8133 Enduron]*
<<locked>>
85%
31053
48%
**84
90%
[Lovex D100]*
<<locked>>
94%
51648
79%
**74
90%
Lovex S071
<<locked>>
81%
38203
59%
**99
98%
[Norma 217]*
<<locked>>
81%
27441
42%
**79
90%
Norma MRP
<<locked>>
81%
47514
73%
**00
99%
Ramshot Magnum
<<locked>>
81%
42482
65%
**59
98%
ReloadSwiss RS 14
<<locked>>
81%
29486
45%
**42
100%
ReloadSwiss RS 76
<<locked>>
81%
35897
55%
**71
97%
[ReloadSwiss RS 80]*
<<locked>>
82%
33707
52%
**72
90%
Rottweil R 904
<<locked>>
81%
49588
76%
**68
98%
Rottweil R 905
<<locked>>
81%
48370
74%
**64
99%
Somchem S361
<<locked>>
81%
50546
78%
**41
98%
Somchem S365
<<locked>>
81%
54172
83%
**36
100%
Somchem S385
<<locked>>
81%
48776
75%
**38
99%
Vihtavuori N165
<<locked>>
81%
41234
63%
**67
97%
[Vihtavuori N170]*
<<locked>>
90%
42540
65%
**04
90%
Vihtavuori N555
<<locked>>
81%
47863
74%
**48
100%
Vihtavuori N560
<<locked>>
81%
44686
69%
**31
96%
[Vihtavuori N565]*
<<locked>>
81%
39102
60%
**74
94%
[Vihtavuori N568]*
<<locked>>
82%
34853
54%
**05
90%
[Vihtavuori N570]*
<<locked>>
87%
40727
63%
**82
90%
Winchester StaBALL HD
<<locked>>
81%
41408
64%
**15
100%

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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