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Load data for 6.5-300 Weatherby Magnum + .264 | 125gr | Peregrine Glider GRM

Recommended Powder(s): ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565

6.5-300 Weatherby Magnum + .264 | 125gr | Peregrine Glider GRM

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 125gr | Peregrine Glider GRM
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.457" | 37.0mm
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:
0.736" | 18.7mm
Shank Seated Depth:
0.521" | 13.2mm
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_B8057_C1352
Last updated:
2025-01-01
Recommended Twist Rate:
1:8 - 1:7

Load data for 92 loads in caliber 6.5-300 Weatherby Magnum with .264 | 125gr | Peregrine Glider GRM bullet and 46 powders such as ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565. 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
85%
89%
100%
ADI AR 2213
88%
90%
100%
ADI AR 2217
96%
89%
100%
ADI AR 2218
97%
79%
96%
ADI AR 2225
97%
83%
100%
Accurate 3100
88%
90%
100%
Accurate MAGPRO
88%
89%
99%
Alliant Reloder-19
86%
90%
100%
Alliant Reloder-22
88%
89%
100%
Alliant Reloder-23
89%
89%
100%
Alliant Reloder-25
92%
89%
100%
Alliant Reloder-26
84%
89%
100%
Alliant Reloder-33
97%
87%
97%
Alliant Reloder-50
97%
75%
95%
Hodgdon H1000
96%
89%
100%
Hodgdon H4350
84%
89%
100%
Hodgdon H4831
90%
89%
99%
Hodgdon H4831 SC
87%
89%
99%
Hodgdon Retumbo
97%
83%
100%
Hodgdon TrailBoss
97%
56%
100%
IMR 4831
85%
90%
100%
IMR 4955 Enduron
88%
90%
99%
IMR 7828 SSC
87%
90%
100%
IMR 7977 Enduron
93%
90%
95%
IMR 8133 Enduron
97%
76%
99%
Lovex D100
97%
90%
93%
Lovex S071
93%
90%
100%
Norma 217
97%
77%
100%
Norma MRP
86%
89%
100%
Ramshot Magnum
88%
89%
100%
ReloadSwiss RS 14
97%
57%
100%
ReloadSwiss RS 76
92%
89%
100%
ReloadSwiss RS 80
95%
89%
99%
Rottweil R 904
85%
89%
100%
Rottweil R 905
86%
89%
100%
SNPE Vectan SP 13
97%
66%
92%
Somchem S361
84%
89%
99%
Somchem S385
85%
89%
100%
Vihtavuori N165
91%
90%
100%
Vihtavuori N170
97%
83%
95%
Vihtavuori N555
86%
90%
100%
Vihtavuori N560
88%
90%
99%
Vihtavuori N565
91%
89%
99%
Vihtavuori N568
94%
89%
99%
Vihtavuori N570
96%
90%
97%
Winchester StaBALL HD
88%
89%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
50227
77%
**09
99%
ADI AR 2213
<<locked>>
81%
45281
70%
**49
98%
[ADI AR 2217]*
<<locked>>
81%
33779
52%
**57
93%
[ADI AR 2218]*
<<locked>>
89%
38522
59%
**38
90%
ADI AR 2225
<<locked>>
81%
30922
48%
**15
95%
Accurate 3100
<<locked>>
81%
46151
71%
**81
100%
Accurate MAGPRO
<<locked>>
81%
45643
70%
**56
96%
Alliant Reloder-19
<<locked>>
81%
50285
77%
**15
99%
Alliant Reloder-22
<<locked>>
81%
46079
71%
**59
99%
Alliant Reloder-23
<<locked>>
81%
44730
69%
**87
100%
Alliant Reloder-25
<<locked>>
81%
38870
60%
**15
100%
Alliant Reloder-26
<<locked>>
81%
51314
79%
**77
100%
[Alliant Reloder-33]*
<<locked>>
85%
36608
56%
**79
90%
[Alliant Reloder-50]*
<<locked>>
90%
38130
59%
**02
90%
[Hodgdon H1000]*
<<locked>>
81%
33779
52%
**57
93%
Hodgdon H4350
<<locked>>
81%
53301
82%
**22
100%
Hodgdon H4831
<<locked>>
81%
42482
65%
**41
96%
Hodgdon H4831 SC
<<locked>>
81%
47152
73%
**33
97%
Hodgdon Retumbo
<<locked>>
81%
30922
48%
**15
95%
Hodgdon TrailBoss
<<locked>>
81%
28790
44%
**18
100%
IMR 4831
<<locked>>
81%
51416
79%
**82
100%
IMR 4955 Enduron
<<locked>>
81%
46224
71%
**90
97%
IMR 7828 SSC
<<locked>>
81%
47108
72%
**92
98%
[IMR 7977 Enduron]*
<<locked>>
85%
44251
68%
**08
90%
[IMR 8133 Enduron]*
<<locked>>
81%
28732
44%
**36
90%
[Lovex D100]*
<<locked>>
92%
48733
75%
**30
90%
Lovex S071
<<locked>>
81%
39392
61%
**30
99%
[Norma 217]*
<<locked>>
81%
28514
44%
**52
93%
Norma MRP
<<locked>>
81%
49153
76%
**35
100%
Ramshot Magnum
<<locked>>
81%
44295
68%
**97
99%
ReloadSwiss RS 14
<<locked>>
81%
29631
46%
**64
100%
ReloadSwiss RS 76
<<locked>>
81%
37420
58%
**35
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
34200
53%
**00
92%
Rottweil R 904
<<locked>>
81%
51126
79%
**89
99%
Rottweil R 905
<<locked>>
81%
49617
76%
**95
99%
[SNPE Vectan SP 13]*
<<locked>>
94%
38595
59%
**62
90%
Somchem S361
<<locked>>
81%
52054
80%
**76
98%
Somchem S385
<<locked>>
81%
50053
77%
**72
100%
Vihtavuori N165
<<locked>>
81%
42612
66%
**08
98%
[Vihtavuori N170]*
<<locked>>
88%
40089
62%
**59
90%
Vihtavuori N555
<<locked>>
81%
49501
76%
**76
100%
Vihtavuori N560
<<locked>>
81%
46427
71%
**86
97%
Vihtavuori N565
<<locked>>
81%
40437
62%
**28
96%
[Vihtavuori N568]*
<<locked>>
81%
35592
55%
**33
92%
[Vihtavuori N570]*
<<locked>>
84%
38101
59%
**18
90%
Winchester StaBALL HD
<<locked>>
81%
43787
67%
**59
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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