top of page

Load data for 6.5-300 Weatherby Magnum + .264 | 156gr | Norma ORYX

Recommended Powder(s): ADI AR 2218, Alliant Reloder-33, Alliant Reloder-50, IMR 8133 Enduron, Vihtavuori N570

6.5-300 Weatherby Magnum + .264 | 156gr | Norma ORYX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 156gr | Norma ORYX
Manufacturer SKU:
66524
Bullet Weight:
156gr | 10.1g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.279" | 32.5mm
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:
0.558" | 14.2mm
Shank Seated Depth:
0.558" | 14.2mm
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_B3839_C1352
Last updated:
2025-01-01

Load data for 62 loads in caliber 6.5-300 Weatherby Magnum with .264 | 156gr | Norma ORYX bullet and 31 powders such as ADI AR 2218, Alliant Reloder-33, Alliant Reloder-50, IMR 8133 Enduron, Vihtavuori N570. 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

  • .

    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 2217
<<locked>>
90%
58131
89%
**87
100%
ADI AR 2218 👍
<<locked>>
94%
58073
89%
**25
100%
ADI AR 2225
<<locked>>
92%
57856
89%
**10
100%
Accurate 8700
<<locked>>
97%
51750
80%
**08
98%
Alliant Reloder-25
<<locked>>
86%
58204
90%
**74
100%
Alliant Reloder-33 👍
<<locked>>
91%
58218
90%
**66
99%
Alliant Reloder-50 👍
<<locked>>
95%
58465
90%
**63
99%
[Hodgdon 50BMG]*
<<locked>>
97%
55854
86%
**74
92%
Hodgdon H1000
<<locked>>
90%
58131
89%
**87
100%
Hodgdon H4831
<<locked>>
85%
58276
90%
**64
100%
Hodgdon Retumbo
<<locked>>
92%
57856
89%
**10
100%
Hodgdon US 869
<<locked>>
97%
56710
87%
**84
95%
Hodgdon TrailBoss
<<locked>>
96%
36477
56%
**01
100%
IMR 4955 Enduron
<<locked>>
83%
58189
90%
**38
100%
IMR 7977 Enduron
<<locked>>
88%
58044
89%
**25
97%
IMR 8133 Enduron 👍
<<locked>>
95%
58465
90%
**27
100%
Lovex D100
<<locked>>
91%
58320
90%
**51
96%
Lovex S071
<<locked>>
87%
57885
89%
**85
100%
Norma 217
<<locked>>
94%
57812
89%
**07
100%
Ramshot LRT
<<locked>>
94%
58102
89%
**49
96%
ReloadSwiss RS 14
<<locked>>
96%
37434
58%
**44
100%
ReloadSwiss RS 76
<<locked>>
86%
58175
90%
**43
100%
ReloadSwiss RS 80
<<locked>>
88%
57841
89%
**40
100%
SNPE Vectan SP 13
<<locked>>
97%
53838
83%
**18
98%
Vihtavuori 20N29
<<locked>>
97%
52214
80%
**12
96%
Vihtavuori 24N41
<<locked>>
94%
58160
90%
**13
96%
Vihtavuori N165
<<locked>>
85%
57827
89%
**08
100%
Vihtavuori N170
<<locked>>
93%
57870
89%
**54
98%
Vihtavuori N565
<<locked>>
85%
58044
89%
**90
100%
Vihtavuori N568
<<locked>>
88%
57624
89%
**27
100%
Vihtavuori N570 👍
<<locked>>
89%
58189
90%
**79
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2217
<<locked>>
81%
41945
65%
**12
99%
[ADI AR 2218]*
<<locked>>
81%
35911
55%
**52
93%
ADI AR 2225
<<locked>>
81%
39218
60%
**89
100%
[Accurate 8700]*
<<locked>>
83%
31720
49%
**75
90%
Alliant Reloder-25
<<locked>>
81%
48892
75%
**33
100%
Alliant Reloder-33
<<locked>>
81%
40379
62%
**18
95%
[Alliant Reloder-50]*
<<locked>>
81%
35447
55%
**90
92%
[Hodgdon 50BMG]*
<<locked>>
94%
50488
78%
**82
90%
Hodgdon H1000
<<locked>>
81%
41945
65%
**12
99%
Hodgdon H4831
<<locked>>
81%
50937
78%
**40
100%
Hodgdon Retumbo
<<locked>>
81%
39218
60%
**89
100%
[Hodgdon US 869]*
<<locked>>
88%
41365
64%
**89
90%
Hodgdon TrailBoss
<<locked>>
81%
29269
45%
**50
100%
IMR 4955 Enduron
<<locked>>
81%
54114
83%
**69
100%
[IMR 7977 Enduron]*
<<locked>>
81%
46137
71%
**12
94%
IMR 8133 Enduron
<<locked>>
81%
36463
56%
**07
97%
[Lovex D100]*
<<locked>>
81%
40524
62%
**26
91%
Lovex S071
<<locked>>
81%
48022
74%
**41
100%
Norma 217
<<locked>>
81%
37434
58%
**46
99%
[Ramshot LRT]*
<<locked>>
85%
41481
64%
**38
90%
ReloadSwiss RS 14
<<locked>>
81%
30211
46%
**90
100%
ReloadSwiss RS 76
<<locked>>
81%
48385
74%
**89
100%
ReloadSwiss RS 80
<<locked>>
81%
44251
68%
**90
99%
[SNPE Vectan SP 13]*
<<locked>>
82%
32024
49%
**62
90%
[Vihtavuori 20N29]*
<<locked>>
87%
36260
56%
**77
90%
[Vihtavuori 24N41]*
<<locked>>
85%
41437
64%
**98
90%
Vihtavuori N165
<<locked>>
81%
51227
79%
**07
100%
[Vihtavuori N170]*
<<locked>>
81%
39581
61%
**13
94%
Vihtavuori N565
<<locked>>
81%
50140
77%
**62
100%
Vihtavuori N568
<<locked>>
81%
44918
69%
**97
98%
Vihtavuori N570
<<locked>>
81%
43511
67%
**97
96%

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.

bottom of page