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Load data for 6.5-300 Weatherby Magnum + .264 | 140gr Hornady ECX

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Recommended Powder(s): ADI AR 2217, Hodgdon H1000, Norma 217, ReloadSwiss RS 80, Vihtavuori N568

6.5-300 Weatherby Magnum + .264 | 140gr Hornady ECX

Load Specifications

Bullet:
.264 | 140gr Hornady ECX
Manufacturer SKU:
263364
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.360" | 34.5mm
Caliber:
6.5-300 Weatherby Magnum
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.639" | 16.2mm
Shank Seated Depth:
0.639" | 16.2mm
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_B1386_C1352

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 80 loads in caliber 6.5-300 Weatherby Magnum with .264 | 140gr Hornady ECX bullet and 40 powders such as ADI AR 2217, Hodgdon H1000, Norma 217, ReloadSwiss RS 80, 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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    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.

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 2213
<<locked>>
85%
58334
90%
**41
100%
ADI AR 2217 👍
<<locked>>
93%
58102
89%
**35
100%
ADI AR 2218
<<locked>>
97%
58131
89%
**59
99%
ADI AR 2225
<<locked>>
96%
58436
90%
**61
100%
Accurate 3100
<<locked>>
85%
57827
89%
**30
100%
Accurate 8700
<<locked>>
97%
46325
71%
**25
95%
Accurate MAGPRO
<<locked>>
85%
57754
89%
**45
99%
Alliant Reloder-22
<<locked>>
85%
57943
89%
**22
100%
Alliant Reloder-23
<<locked>>
86%
58030
89%
**49
100%
Alliant Reloder-25
<<locked>>
89%
58349
90%
**28
100%
Alliant Reloder-33
<<locked>>
94%
57783
89%
**91
99%
Alliant Reloder-50
<<locked>>
97%
55680
86%
**48
98%
Hodgdon H1000 👍
<<locked>>
93%
58102
89%
**35
100%
Hodgdon H4831
<<locked>>
88%
57711
89%
**92
100%
Hodgdon H4831 SC
<<locked>>
84%
58102
89%
**95
100%
Hodgdon Retumbo
<<locked>>
96%
58436
90%
**61
100%
[Hodgdon US 869]*
<<locked>>
97%
51184
79%
**04
92%
Hodgdon TrailBoss
<<locked>>
96%
36303
56%
**90
100%
IMR 4955 Enduron
<<locked>>
86%
58073
89%
**63
100%
IMR 7828 SSC
<<locked>>
84%
58247
90%
**51
100%
IMR 7977 Enduron
<<locked>>
91%
58160
90%
**40
96%
IMR 8133 Enduron
<<locked>>
97%
55608
86%
**18
100%
Lovex D100
<<locked>>
94%
58262
90%
**69
95%
Lovex S071
<<locked>>
90%
58276
90%
**36
100%
Norma 217 👍
<<locked>>
97%
57145
88%
**48
100%
[Ramshot LRT]*
<<locked>>
97%
57653
89%
**71
94%
Ramshot Magnum
<<locked>>
85%
58407
90%
**05
100%
ReloadSwiss RS 14
<<locked>>
96%
37231
57%
**32
100%
ReloadSwiss RS 76
<<locked>>
89%
58320
90%
**97
100%
ReloadSwiss RS 80 👍
<<locked>>
91%
58320
90%
**81
100%
SNPE Vectan SP 13
<<locked>>
97%
48341
74%
**41
96%
[Vihtavuori 20N29]*
<<locked>>
97%
46920
72%
**28
93%
[Vihtavuori 24N41]*
<<locked>>
97%
57537
89%
**22
94%
Vihtavuori N165
<<locked>>
87%
58204
90%
**46
100%
Vihtavuori N170
<<locked>>
96%
58146
89%
**82
97%
Vihtavuori N560
<<locked>>
84%
57856
89%
**54
100%
Vihtavuori N565
<<locked>>
88%
58204
90%
**31
100%
Vihtavuori N568 👍
<<locked>>
91%
57885
89%
**74
100%
Vihtavuori N570
<<locked>>
92%
57856
89%
**00
98%
Winchester StaBALL HD
<<locked>>
85%
58349
90%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
50560
78%
**07
99%
ADI AR 2217
<<locked>>
81%
37985
58%
**48
97%
[ADI AR 2218]*
<<locked>>
83%
35172
54%
**25
90%
ADI AR 2225
<<locked>>
81%
35128
54%
**18
99%
Accurate 3100
<<locked>>
81%
51039
79%
**22
100%
[Accurate 8700]*
<<locked>>
89%
34766
54%
**59
90%
Accurate MAGPRO
<<locked>>
81%
51169
79%
**27
98%
Alliant Reloder-22
<<locked>>
81%
51213
79%
**10
100%
Alliant Reloder-23
<<locked>>
81%
49922
77%
**31
100%
Alliant Reloder-25
<<locked>>
81%
43961
68%
**89
100%
[Alliant Reloder-33]*
<<locked>>
81%
35853
55%
**28
91%
[Alliant Reloder-50]*
<<locked>>
84%
34751
53%
**89
90%
Hodgdon H1000
<<locked>>
81%
37985
58%
**48
97%
Hodgdon H4831
<<locked>>
81%
46746
72%
**95
98%
Hodgdon H4831 SC
<<locked>>
81%
51895
80%
**90
99%
Hodgdon Retumbo
<<locked>>
81%
35128
54%
**18
99%
[Hodgdon US 869]*
<<locked>>
94%
45687
70%
**95
90%
Hodgdon TrailBoss
<<locked>>
81%
29037
45%
**29
100%
IMR 4955 Enduron
<<locked>>
81%
50401
78%
**41
99%
IMR 7828 SSC
<<locked>>
81%
52620
81%
**49
100%
[IMR 7977 Enduron]*
<<locked>>
81%
42873
66%
**51
91%
[IMR 8133 Enduron]*
<<locked>>
81%
32663
50%
**26
94%
[Lovex D100]*
<<locked>>
86%
43758
67%
**97
90%
Lovex S071
<<locked>>
81%
44150
68%
**94
100%
Norma 217
<<locked>>
81%
33127
51%
**59
97%
[Ramshot LRT]*
<<locked>>
91%
45905
71%
**51
90%
Ramshot Magnum
<<locked>>
81%
50024
77%
**61
100%
ReloadSwiss RS 14
<<locked>>
81%
29921
46%
**72
100%
ReloadSwiss RS 76
<<locked>>
81%
42714
66%
**25
100%
ReloadSwiss RS 80
<<locked>>
81%
39523
61%
**13
96%
[SNPE Vectan SP 13]*
<<locked>>
88%
35346
54%
**52
90%
[Vihtavuori 20N29]*
<<locked>>
92%
39682
61%
**71
90%
[Vihtavuori 24N41]*
<<locked>>
90%
45890
71%
**05
90%
Vihtavuori N165
<<locked>>
81%
47166
73%
**69
100%
[Vihtavuori N170]*
<<locked>>
81%
36201
56%
**46
90%
Vihtavuori N560
<<locked>>
81%
51808
80%
**46
99%
Vihtavuori N565
<<locked>>
81%
45556
70%
**08
98%
Vihtavuori N568
<<locked>>
81%
40553
62%
**30
96%
[Vihtavuori N570]*
<<locked>>
81%
38856
60%
**13
93%
Winchester StaBALL HD
<<locked>>
81%
50386
78%
**17
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.

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