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Load data for 6.5-300 Weatherby Magnum + .264 | 120gr | Barnes TTSX BT

Recommended Powder(s): ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N560, Vihtavuori N565, Vihtavuori N568

6.5-300 Weatherby Magnum + .264 | 120gr | Barnes TTSX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 120gr | Barnes TTSX BT
Manufacturer SKU:
30242
Bullet Weight:
120gr | 7.8g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.304" | 33.1mm
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:
0.583" | 14.8mm
Shank Seated Depth:
0.483" | 12.3mm
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_B513_C1352
Last updated:
2025-02-02
Recommended Twist Rate:
1:9 - 1:8

Load data for 92 loads in caliber 6.5-300 Weatherby Magnum with .264 | 120gr | Barnes TTSX BT bullet and 46 powders such as ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N560, Vihtavuori N565, Vihtavuori N568. 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>>
85%
58131
89%
**12
100%
ADI AR 2213
<<locked>>
88%
58044
89%
**38
99%
ADI AR 2217
<<locked>>
97%
58392
90%
**38
100%
ADI AR 2218
<<locked>>
97%
50633
78%
**86
95%
ADI AR 2225
<<locked>>
97%
53621
83%
**96
100%
Accurate 3100
<<locked>>
88%
58276
90%
**36
100%
Accurate MAGPRO
<<locked>>
88%
58030
89%
**45
98%
Alliant Reloder-19
<<locked>>
85%
57885
89%
**96
100%
Alliant Reloder-22
<<locked>>
88%
58363
90%
**28
100%
Alliant Reloder-23
<<locked>>
89%
58059
89%
**69
100%
Alliant Reloder-25
<<locked>>
93%
58378
90%
**28
100%
Alliant Reloder-26
<<locked>>
84%
57899
89%
**41
100%
Alliant Reloder-33
<<locked>>
97%
56608
87%
**55
97%
[Alliant Reloder-50]*
<<locked>>
97%
48283
74%
**84
94%
Hodgdon H1000
<<locked>>
97%
58392
90%
**38
100%
Hodgdon H4350
<<locked>>
84%
58436
90%
**59
100%
Hodgdon H4831
<<locked>>
91%
58334
90%
**96
99%
Hodgdon H4831 SC
<<locked>>
87%
58334
90%
**96
99%
Hodgdon Hybrid 100V
<<locked>>
83%
58334
90%
**07
100%
Hodgdon Retumbo
<<locked>>
97%
53621
83%
**96
100%
Hodgdon TrailBoss
<<locked>>
97%
36056
55%
**28
100%
IMR 4831
<<locked>>
85%
57972
89%
**33
100%
IMR 4955 Enduron
<<locked>>
89%
58334
90%
**66
99%
IMR 7828 SSC
<<locked>>
87%
57812
89%
**48
99%
[IMR 7977 Enduron]*
<<locked>>
93%
58247
90%
**17
94%
IMR 8133 Enduron
<<locked>>
97%
49124
76%
**94
98%
[Lovex D100]*
<<locked>>
97%
58175
90%
**50
93%
Lovex S071
<<locked>>
93%
58276
90%
**36
100%
Norma 217
<<locked>>
97%
50125
77%
**30
100%
Norma MRP
<<locked>>
86%
57769
89%
**32
100%
Ramshot Magnum
<<locked>>
88%
58378
90%
**05
100%
ReloadSwiss RS 14
<<locked>>
96%
36927
57%
**73
100%
ReloadSwiss RS 76 👍
<<locked>>
92%
57841
89%
**97
100%
ReloadSwiss RS 80 👍
<<locked>>
95%
57856
89%
**64
99%
Rottweil R 904
<<locked>>
85%
58175
90%
**66
99%
Rottweil R 905
<<locked>>
86%
58117
89%
**99
100%
Somchem S361
<<locked>>
84%
58363
90%
**30
99%
Somchem S385
<<locked>>
85%
58015
89%
**53
100%
Vihtavuori N165
<<locked>>
90%
57725
89%
**33
100%
Vihtavuori N170
<<locked>>
97%
54056
83%
**94
95%
Vihtavuori N555
<<locked>>
86%
57870
89%
**63
100%
Vihtavuori N560 👍
<<locked>>
88%
58349
90%
**64
99%
Vihtavuori N565 👍
<<locked>>
92%
58073
89%
**25
99%
Vihtavuori N568 👍
<<locked>>
95%
58421
90%
**68
99%
Vihtavuori N570
<<locked>>
96%
58117
89%
**01
97%
Winchester StaBALL HD
<<locked>>
89%
57653
89%
**48
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
50024
77%
**64
99%
ADI AR 2213
<<locked>>
81%
45339
70%
**02
97%
[ADI AR 2217]*
<<locked>>
81%
33634
52%
**90
93%
[ADI AR 2218]*
<<locked>>
90%
39624
61%
**10
90%
ADI AR 2225
<<locked>>
81%
30908
48%
**51
95%
Accurate 3100
<<locked>>
81%
45919
71%
**20
100%
Accurate MAGPRO
<<locked>>
81%
45281
70%
**99
95%
Alliant Reloder-19
<<locked>>
81%
49951
77%
**54
99%
Alliant Reloder-22
<<locked>>
81%
46035
71%
**95
98%
Alliant Reloder-23
<<locked>>
81%
44556
69%
**30
100%
Alliant Reloder-25
<<locked>>
81%
38653
59%
**64
99%
Alliant Reloder-26
<<locked>>
81%
50952
78%
**27
100%
[Alliant Reloder-33]*
<<locked>>
86%
37826
58%
**48
90%
[Alliant Reloder-50]*
<<locked>>
91%
39291
60%
**64
90%
[Hodgdon H1000]*
<<locked>>
81%
33634
52%
**90
93%
Hodgdon H4350
<<locked>>
81%
52968
82%
**61
100%
Hodgdon H4831
<<locked>>
81%
41959
65%
**64
96%
Hodgdon H4831 SC
<<locked>>
81%
47137
73%
**82
97%
Hodgdon Hybrid 100V
<<locked>>
81%
54157
83%
**54
100%
Hodgdon Retumbo
<<locked>>
81%
30908
48%
**51
95%
Hodgdon TrailBoss
<<locked>>
81%
28848
44%
**60
100%
IMR 4831
<<locked>>
81%
51242
79%
**28
100%
IMR 4955 Enduron
<<locked>>
81%
45934
71%
**30
97%
IMR 7828 SSC
<<locked>>
81%
46978
72%
**38
98%
[IMR 7977 Enduron]*
<<locked>>
86%
45672
70%
**81
90%
[IMR 8133 Enduron]*
<<locked>>
82%
29704
46%
**08
90%
[Lovex D100]*
<<locked>>
92%
49429
76%
**86
90%
Lovex S071
<<locked>>
81%
39378
61%
**79
99%
[Norma 217]*
<<locked>>
81%
28340
44%
**72
92%
Norma MRP
<<locked>>
81%
49081
76%
**84
100%
Ramshot Magnum
<<locked>>
81%
44063
68%
**36
99%
ReloadSwiss RS 14
<<locked>>
81%
29646
46%
**06
100%
ReloadSwiss RS 76
<<locked>>
81%
37159
57%
**67
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
34098
52%
**36
91%
Rottweil R 904
<<locked>>
81%
50865
78%
**28
98%
Rottweil R 905
<<locked>>
81%
49414
76%
**38
99%
Somchem S361
<<locked>>
81%
51866
80%
**18
98%
Somchem S385
<<locked>>
81%
50024
77%
**12
100%
Vihtavuori N165
<<locked>>
81%
42438
65%
**48
98%
[Vihtavuori N170]*
<<locked>>
88%
40799
63%
**12
90%
Vihtavuori N555
<<locked>>
81%
49313
76%
**22
100%
Vihtavuori N560
<<locked>>
81%
46108
71%
**18
97%
Vihtavuori N565
<<locked>>
81%
40437
62%
**64
95%
[Vihtavuori N568]*
<<locked>>
81%
35215
54%
**66
91%
[Vihtavuori N570]*
<<locked>>
85%
38754
60%
**81
90%
Winchester StaBALL HD
<<locked>>
81%
43207
66%
**89
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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