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Load data for 6.5-300 Weatherby Magnum + .264 | 122gr | Lehigh Defense Controlled Chaos

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

6.5-300 Weatherby Magnum + .264 | 122gr | Lehigh Defense Controlled Chaos

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 122gr | Lehigh Defense Controlled Chaos
Manufacturer SKU:
264122CuSP
Bullet Weight:
122gr | 7.9g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.408" | 35.8mm
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:
0.687" | 17.4mm
Shank Seated Depth:
0.490" | 12.4mm
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_B11009_C1352
Last updated:
2025-11-05
Recommended Twist Rate:
1:8 - 1:7

Load data for 92 loads in caliber 6.5-300 Weatherby Magnum with .264 | 122gr | Lehigh Defense Controlled Chaos bullet and 46 powders such as Accurate MAGPRO, ReloadSwiss RS 76, ReloadSwiss RS 80, 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>>
86%
58204
90%
**82
100%
ADI AR 2213
<<locked>>
88%
57856
89%
**15
99%
ADI AR 2217
<<locked>>
97%
57841
89%
**02
100%
ADI AR 2218
<<locked>>
97%
51068
79%
**82
96%
ADI AR 2225
<<locked>>
97%
53142
82%
**63
100%
Accurate 3100
<<locked>>
88%
57856
89%
**14
100%
Accurate MAGPRO 👍
<<locked>>
88%
58349
90%
**32
99%
Alliant Reloder-19
<<locked>>
86%
58088
89%
**86
100%
Alliant Reloder-22
<<locked>>
88%
58175
90%
**05
100%
Alliant Reloder-23
<<locked>>
89%
58189
90%
**43
100%
Alliant Reloder-25
<<locked>>
93%
58001
89%
**09
100%
Alliant Reloder-26
<<locked>>
85%
58146
89%
**22
100%
Alliant Reloder-33
<<locked>>
97%
56753
87%
**35
97%
[Alliant Reloder-50]*
<<locked>>
97%
48008
74%
**61
94%
Hodgdon H1000
<<locked>>
97%
57841
89%
**02
100%
Hodgdon H4350
<<locked>>
84%
58436
90%
**27
100%
Hodgdon H4831
<<locked>>
91%
57856
89%
**59
99%
Hodgdon H4831 SC
<<locked>>
87%
58117
89%
**73
99%
Hodgdon Hybrid 100V
<<locked>>
83%
58392
90%
**91
100%
Hodgdon Retumbo
<<locked>>
97%
53142
82%
**63
100%
Hodgdon TrailBoss
<<locked>>
97%
36100
56%
**08
100%
IMR 4831
<<locked>>
85%
58044
89%
**17
100%
IMR 4955 Enduron
<<locked>>
88%
57841
89%
**40
99%
IMR 7828 SSC
<<locked>>
87%
57624
89%
**25
100%
[IMR 7977 Enduron]*
<<locked>>
93%
57798
89%
**97
94%
IMR 8133 Enduron
<<locked>>
97%
48849
75%
**77
99%
[Lovex D100]*
<<locked>>
97%
57667
89%
**10
93%
Lovex S071
<<locked>>
93%
57856
89%
**14
100%
Norma 217
<<locked>>
97%
49574
76%
**94
100%
Norma MRP
<<locked>>
86%
58378
90%
**28
100%
Ramshot Magnum
<<locked>>
88%
58247
90%
**73
100%
ReloadSwiss RS 14
<<locked>>
96%
36970
57%
**54
100%
ReloadSwiss RS 76 👍
<<locked>>
92%
57798
89%
**84
100%
ReloadSwiss RS 80 👍
<<locked>>
95%
57957
89%
**41
99%
Rottweil R 904
<<locked>>
85%
57957
89%
**40
99%
Rottweil R 905
<<locked>>
86%
58320
90%
**76
100%
Somchem S361
<<locked>>
85%
58450
90%
**20
99%
Somchem S385
<<locked>>
86%
58378
90%
**43
100%
Vihtavuori N165
<<locked>>
91%
58059
89%
**27
100%
Vihtavuori N170
<<locked>>
97%
53563
82%
**74
95%
Vihtavuori N555
<<locked>>
86%
58059
89%
**50
100%
Vihtavuori N560
<<locked>>
88%
57914
89%
**25
99%
Vihtavuori N565 👍
<<locked>>
92%
58015
89%
**09
99%
Vihtavuori N568 👍
<<locked>>
95%
58001
89%
**55
99%
Vihtavuori N570
<<locked>>
96%
58392
90%
**87
97%
Winchester StaBALL HD
<<locked>>
89%
57957
89%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
50067
77%
**35
99%
ADI AR 2213
<<locked>>
81%
45092
69%
**72
97%
[ADI AR 2217]*
<<locked>>
81%
33591
52%
**74
93%
[ADI AR 2218]*
<<locked>>
90%
39450
61%
**81
90%
ADI AR 2225
<<locked>>
81%
30792
47%
**35
95%
Accurate 3100
<<locked>>
81%
45992
71%
**07
100%
Accurate MAGPRO
<<locked>>
81%
45368
70%
**76
95%
Alliant Reloder-19
<<locked>>
81%
50024
77%
**38
99%
Alliant Reloder-22
<<locked>>
81%
45890
71%
**82
99%
Alliant Reloder-23
<<locked>>
81%
44570
69%
**13
100%
Alliant Reloder-25
<<locked>>
81%
38493
59%
**31
99%
Alliant Reloder-26
<<locked>>
81%
50952
78%
**00
100%
[Alliant Reloder-33]*
<<locked>>
86%
37782
58%
**35
90%
[Alliant Reloder-50]*
<<locked>>
91%
38899
60%
**48
90%
[Hodgdon H1000]*
<<locked>>
81%
33591
52%
**74
93%
Hodgdon H4350
<<locked>>
81%
52982
82%
**45
100%
Hodgdon H4831
<<locked>>
81%
41974
65%
**48
96%
Hodgdon H4831 SC
<<locked>>
81%
46891
72%
**53
97%
Hodgdon Hybrid 100V
<<locked>>
81%
54157
83%
**22
100%
Hodgdon Retumbo
<<locked>>
81%
30792
47%
**35
95%
Hodgdon TrailBoss
<<locked>>
81%
28805
44%
**41
100%
IMR 4831
<<locked>>
81%
51213
79%
**09
100%
IMR 4955 Enduron
<<locked>>
81%
45948
71%
**13
97%
IMR 7828 SSC
<<locked>>
81%
46644
72%
**09
98%
[IMR 7977 Enduron]*
<<locked>>
86%
45121
69%
**51
90%
[IMR 8133 Enduron]*
<<locked>>
82%
29370
45%
**85
90%
[Lovex D100]*
<<locked>>
92%
48849
75%
**56
90%
Lovex S071
<<locked>>
81%
39334
61%
**59
99%
[Norma 217]*
<<locked>>
81%
28369
44%
**59
92%
Norma MRP
<<locked>>
81%
48776
75%
**54
100%
Ramshot Magnum
<<locked>>
81%
43976
68%
**27
99%
ReloadSwiss RS 14
<<locked>>
81%
29602
46%
**86
100%
ReloadSwiss RS 76
<<locked>>
81%
37159
57%
**51
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
34011
52%
**17
91%
Rottweil R 904
<<locked>>
81%
50662
78%
**12
99%
Rottweil R 905
<<locked>>
81%
49458
76%
**22
99%
Somchem S361
<<locked>>
81%
51953
80%
**09
98%
Somchem S385
<<locked>>
81%
49893
77%
**99
100%
Vihtavuori N165
<<locked>>
81%
42482
65%
**31
98%
[Vihtavuori N170]*
<<locked>>
88%
40799
63%
**02
90%
Vihtavuori N555
<<locked>>
81%
49342
76%
**05
100%
Vihtavuori N560
<<locked>>
81%
46122
71%
**05
97%
Vihtavuori N565
<<locked>>
81%
40234
62%
**51
96%
[Vihtavuori N568]*
<<locked>>
81%
35360
54%
**49
91%
[Vihtavuori N570]*
<<locked>>
85%
38812
60%
**64
90%
Winchester StaBALL HD
<<locked>>
81%
43381
67%
**79
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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