top of page

Load data for 6.5-300 Weatherby Magnum + .264 | 100gr | Barnes X S

Recommended Powder(s): ADI AR 2217, Alliant Reloder-22, Alliant Reloder-25, IMR 7828 SSC, ReloadSwiss RS 76

6.5-300 Weatherby Magnum + .264 | 100gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 100gr | Barnes X S
Manufacturer SKU:
26400
Bullet Weight:
100gr | 6.5g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.045" | 26.5mm
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:
0.324" | 8.2mm
Shank Seated Depth:
0.324" | 8.2mm
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_B504_C1352
Last updated:
2025-01-01

Load data for 90 loads in caliber 6.5-300 Weatherby Magnum with .264 | 100gr | Barnes X S bullet and 45 powders such as ADI AR 2217, Alliant Reloder-22, Alliant Reloder-25, IMR 7828 SSC, ReloadSwiss RS 76. 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 2209
<<locked>>
86%
58088
89%
**19
99%
ADI AR 2213
<<locked>>
88%
57754
89%
**55
98%
ADI AR 2217 👍
<<locked>>
97%
57957
89%
**42
99%
[ADI AR 2218]*
<<locked>>
97%
50778
78%
**63
93%
ADI AR 2225
<<locked>>
97%
52736
81%
**89
100%
Accurate 3100
<<locked>>
88%
58247
90%
**53
100%
Accurate MAGPRO
<<locked>>
88%
57928
89%
**51
97%
Alliant Reloder-19
<<locked>>
86%
57798
89%
**15
99%
Alliant Reloder-22 👍
<<locked>>
88%
58059
89%
**48
99%
Alliant Reloder-23
<<locked>>
89%
58262
90%
**92
100%
Alliant Reloder-25 👍
<<locked>>
93%
58421
90%
**68
100%
Alliant Reloder-26
<<locked>>
85%
58450
90%
**74
100%
Alliant Reloder-33
<<locked>>
97%
56362
87%
**45
95%
[Alliant Reloder-50]*
<<locked>>
97%
49530
76%
**87
92%
Hodgdon H1000
<<locked>>
97%
57957
89%
**42
99%
Hodgdon H4350
<<locked>>
84%
57885
89%
**60
100%
Hodgdon H4831
<<locked>>
91%
58262
90%
**06
98%
Hodgdon H4831 SC
<<locked>>
88%
58421
90%
**99
98%
Hodgdon Hybrid 100V
<<locked>>
83%
58030
89%
**37
100%
Hodgdon Retumbo
<<locked>>
97%
52736
81%
**89
100%
Hodgdon TrailBoss
<<locked>>
97%
36347
56%
**18
100%
IMR 4831
<<locked>>
85%
57986
89%
**63
100%
IMR 4955 Enduron
<<locked>>
89%
58088
89%
**63
98%
IMR 7828 SSC 👍
<<locked>>
87%
57885
89%
**68
99%
[IMR 7977 Enduron]*
<<locked>>
94%
58436
90%
**17
92%
IMR 8133 Enduron
<<locked>>
97%
49385
76%
**01
97%
Lovex S071
<<locked>>
92%
57798
89%
**50
100%
Norma 217
<<locked>>
97%
49922
77%
**33
99%
Norma MRP
<<locked>>
86%
58407
90%
**71
100%
Ramshot Magnum
<<locked>>
88%
58015
89%
**12
100%
ReloadSwiss RS 14
<<locked>>
96%
37173
57%
**60
100%
ReloadSwiss RS 76 👍
<<locked>>
93%
58059
89%
**37
100%
ReloadSwiss RS 80
<<locked>>
95%
57914
89%
**78
98%
Rottweil R 904
<<locked>>
85%
57870
89%
**73
98%
Rottweil R 905
<<locked>>
86%
58378
90%
**15
99%
Somchem S361
<<locked>>
84%
57986
89%
**30
98%
Somchem S385
<<locked>>
86%
58320
90%
**73
100%
Vihtavuori N165
<<locked>>
90%
58044
89%
**50
100%
[Vihtavuori N170]*
<<locked>>
97%
54810
84%
**91
93%
Vihtavuori N555
<<locked>>
86%
58450
90%
**96
100%
Vihtavuori N560
<<locked>>
88%
58233
90%
**74
98%
Vihtavuori N565
<<locked>>
91%
58233
90%
**28
98%
Vihtavuori N568
<<locked>>
95%
57972
89%
**71
97%
Vihtavuori N570
<<locked>>
96%
58450
90%
**17
95%
Winchester StaBALL HD
<<locked>>
89%
58030
89%
**81
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
49879
77%
**74
98%
ADI AR 2213
<<locked>>
81%
45223
70%
**92
95%
[ADI AR 2217]*
<<locked>>
81%
34635
53%
**84
91%
[ADI AR 2218]*
<<locked>>
93%
44875
69%
**12
90%
[ADI AR 2225]*
<<locked>>
81%
32358
50%
**67
93%
Accurate 3100
<<locked>>
81%
47558
73%
**46
99%
[Accurate MAGPRO]*
<<locked>>
81%
45687
70%
**96
93%
Alliant Reloder-19
<<locked>>
81%
50067
77%
**64
98%
Alliant Reloder-22
<<locked>>
81%
46282
71%
**02
97%
Alliant Reloder-23
<<locked>>
81%
45136
69%
**59
100%
Alliant Reloder-25
<<locked>>
81%
39320
61%
**68
98%
Alliant Reloder-26
<<locked>>
81%
51227
79%
**43
100%
[Alliant Reloder-33]*
<<locked>>
89%
42801
66%
**59
90%
[Alliant Reloder-50]*
<<locked>>
94%
44019
68%
**66
90%
[Hodgdon H1000]*
<<locked>>
81%
34635
53%
**84
91%
Hodgdon H4350
<<locked>>
81%
53272
82%
**84
99%
[Hodgdon H4831]*
<<locked>>
81%
42728
66%
**74
94%
Hodgdon H4831 SC
<<locked>>
81%
47079
72%
**73
95%
Hodgdon Hybrid 100V
<<locked>>
81%
54056
83%
**78
100%
[Hodgdon Retumbo]*
<<locked>>
81%
32358
50%
**67
93%
Hodgdon TrailBoss
<<locked>>
81%
28950
45%
**31
100%
IMR 4831
<<locked>>
81%
51851
80%
**48
100%
IMR 4955 Enduron
<<locked>>
81%
46006
71%
**27
95%
IMR 7828 SSC
<<locked>>
81%
46920
72%
**41
96%
[IMR 7977 Enduron]*
<<locked>>
90%
51880
80%
**92
90%
[IMR 8133 Enduron]*
<<locked>>
84%
33098
51%
**87
90%
Lovex S071
<<locked>>
81%
41089
63%
**09
98%
[Norma 217]*
<<locked>>
81%
30313
47%
**02
91%
Norma MRP
<<locked>>
81%
49023
75%
**91
99%
Ramshot Magnum
<<locked>>
81%
44324
68%
**43
98%
ReloadSwiss RS 14
<<locked>>
81%
29733
46%
**77
100%
ReloadSwiss RS 76
<<locked>>
81%
38159
59%
**84
97%
[ReloadSwiss RS 80]*
<<locked>>
82%
36376
56%
**89
90%
Rottweil R 904
<<locked>>
81%
50792
78%
**41
97%
Rottweil R 905
<<locked>>
81%
49908
77%
**61
98%
Somchem S361
<<locked>>
81%
52112
80%
**22
97%
Somchem S385
<<locked>>
81%
50401
78%
**35
99%
Vihtavuori N165
<<locked>>
81%
43250
67%
**58
97%
[Vihtavuori N170]*
<<locked>>
92%
46470
72%
**23
90%
Vihtavuori N555
<<locked>>
81%
50415
78%
**61
100%
Vihtavuori N560
<<locked>>
81%
46311
71%
**25
95%
[Vihtavuori N565]*
<<locked>>
81%
41597
64%
**84
94%
[Vihtavuori N568]*
<<locked>>
82%
37724
58%
**18
90%
[Vihtavuori N570]*
<<locked>>
88%
43700
67%
**99
90%
Winchester StaBALL HD
<<locked>>
81%
43497
67%
**32
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

bottom of page