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Load data for 6.5-300 Weatherby Magnum + .264 | 77gr | Reichenberg HDB Universal

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, Norma MRP, Vihtavuori N555, Winchester StaBALL HD

6.5-300 Weatherby Magnum + .264 | 77gr | Reichenberg HDB Universal

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 77gr | Reichenberg HDB Universal
Bullet Weight:
77gr | 5.0g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
0.817" | 20.8mm
Caliber:
6.5-300 Weatherby Magnum load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.424" | 87.0mm
Seated Depth:
0.218" | 5.5mm
Shank Seated Depth:
0.140" | 3.5mm
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_B10127_C1352
Last updated:
2025-02-02
Recommended Twist Rate:
1:14 - 1:12

Load data for 128 loads in caliber 6.5-300 Weatherby Magnum with .264 | 77gr | Reichenberg HDB Universal bullet and 64 powders such as Alliant Reloder-23, Alliant Reloder-26, Norma MRP, Vihtavuori N555, Winchester StaBALL HD. 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>>
92%
58291
90%
**57
97%
ADI AR 2213
<<locked>>
95%
58305
90%
**76
96%
[ADI AR 2225]*
<<locked>>
97%
40103
62%
**60
94%
Accurate 2700
<<locked>>
83%
58465
90%
**32
98%
Accurate 3100
<<locked>>
95%
58131
89%
**68
99%
Accurate 4350
<<locked>>
87%
57682
89%
**27
100%
[Accurate MAGPRO]*
<<locked>>
95%
58392
90%
**66
94%
Alliant Reloder-16
<<locked>>
89%
58392
90%
**93
100%
Alliant Reloder-17
<<locked>>
84%
57972
89%
**83
100%
Alliant Reloder-19
<<locked>>
92%
57696
89%
**43
97%
Alliant Reloder-22
<<locked>>
95%
58378
90%
**83
98%
Alliant Reloder-23 👍
<<locked>>
97%
57827
89%
**40
100%
Alliant Reloder-25
<<locked>>
97%
50908
78%
**55
99%
Alliant Reloder-26 👍
<<locked>>
92%
58247
90%
**25
100%
Hodgdon H414
<<locked>>
83%
58073
89%
**43
99%
Hodgdon H4350
<<locked>>
90%
58363
90%
**07
98%
Hodgdon H4831
<<locked>>
97%
56101
86%
**78
95%
Hodgdon H4831 SC
<<locked>>
94%
58117
89%
**20
96%
Hodgdon Hybrid 100V
<<locked>>
90%
57914
89%
**88
100%
Hodgdon LVR
<<locked>>
86%
57914
89%
**30
100%
[Hodgdon Retumbo]*
<<locked>>
97%
40103
62%
**60
94%
Hodgdon Superperformance
<<locked>>
85%
57914
89%
**66
99%
Hodgdon TrailBoss
<<locked>>
97%
35128
54%
**70
100%
IMR 4064
<<locked>>
83%
57986
89%
**84
100%
IMR 4166 Enduron
<<locked>>
84%
58276
90%
**98
99%
IMR 4350
<<locked>>
89%
58392
90%
**07
98%
IMR 4451 Enduron
<<locked>>
85%
58160
90%
**07
99%
IMR 4831
<<locked>>
92%
58146
89%
**07
100%
IMR 4955 Enduron
<<locked>>
95%
58349
90%
**98
96%
IMR 7828 SSC
<<locked>>
94%
58450
90%
**06
97%
Lovex S065
<<locked>>
86%
57943
89%
**78
99%
Lovex S070
<<locked>>
87%
58044
89%
**04
99%
Lovex S071
<<locked>>
97%
51039
79%
**40
98%
Norma 204
<<locked>>
88%
58030
89%
**30
97%
Norma MRP 👍
<<locked>>
93%
58102
89%
**06
99%
Norma URP
<<locked>>
88%
58262
90%
**43
100%
Ramshot Hunter
<<locked>>
88%
58262
90%
**57
99%
Ramshot Magnum
<<locked>>
95%
58088
89%
**24
98%
ReloadSwiss RS 14
<<locked>>
96%
35723
55%
**23
100%
ReloadSwiss RS 60
<<locked>>
85%
58117
89%
**12
100%
ReloadSwiss RS 62
<<locked>>
87%
58349
90%
**43
100%
ReloadSwiss RS 70
<<locked>>
87%
57972
89%
**96
100%
ReloadSwiss RS 76
<<locked>>
97%
50401
78%
**81
98%
Rottweil R 904
<<locked>>
92%
58117
89%
**04
96%
Rottweil R 905
<<locked>>
93%
57885
89%
**34
98%
Rottweil R 907
<<locked>>
86%
58073
89%
**84
98%
SNPE Vectan Tubal 5000
<<locked>>
83%
58131
89%
**63
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
57928
89%
**22
99%
Shooters World Long Rifle
<<locked>>
86%
57943
89%
**78
99%
Somchem S355
<<locked>>
83%
58073
89%
**91
100%
Somchem S361
<<locked>>
91%
58349
90%
**48
96%
Somchem S365
<<locked>>
89%
58117
89%
**30
100%
Somchem S385
<<locked>>
93%
58349
90%
**01
98%
Vihtavuori N135
<<locked>>
85%
58392
90%
**12
100%
Vihtavuori N150
<<locked>>
88%
58175
90%
**38
100%
Vihtavuori N160
<<locked>>
85%
58059
89%
**91
100%
Vihtavuori N165
<<locked>>
97%
56362
87%
**42
98%
Vihtavuori N550
<<locked>>
85%
58175
90%
**47
100%
Vihtavuori N555 👍
<<locked>>
94%
58131
89%
**40
100%
Vihtavuori N560
<<locked>>
95%
58305
90%
**06
96%
Vihtavuori N565
<<locked>>
97%
53330
82%
**38
95%
Winchester 6.5 StaBALL
<<locked>>
87%
57957
89%
**42
100%
Winchester 760
<<locked>>
83%
58073
89%
**43
99%
Winchester StaBALL HD 👍
<<locked>>
97%
56710
87%
**22
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
39189
60%
**14
91%
[ADI AR 2213]*
<<locked>>
86%
41785
64%
**89
90%
[ADI AR 2225]*
<<locked>>
93%
34679
53%
**82
90%
Accurate 2700
<<locked>>
81%
53882
83%
**53
97%
[Accurate 3100]*
<<locked>>
81%
35172
54%
**36
93%
Accurate 4350
<<locked>>
81%
47239
73%
**10
99%
[Accurate MAGPRO]*
<<locked>>
89%
46209
71%
**97
90%
Alliant Reloder-16
<<locked>>
81%
44962
69%
**07
99%
Alliant Reloder-17
<<locked>>
81%
52547
81%
**88
100%
[Alliant Reloder-19]*
<<locked>>
81%
39349
61%
**04
91%
[Alliant Reloder-22]*
<<locked>>
83%
37347
57%
**71
90%
Alliant Reloder-23
<<locked>>
81%
33547
52%
**76
96%
[Alliant Reloder-25]*
<<locked>>
82%
30763
47%
**74
90%
Alliant Reloder-26
<<locked>>
81%
37159
57%
**14
95%
Hodgdon H414
<<locked>>
81%
53374
82%
**58
98%
[Hodgdon H4350]*
<<locked>>
81%
42989
66%
**63
94%
[Hodgdon H4831]*
<<locked>>
89%
42656
66%
**66
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
42656
66%
**66
90%
Hodgdon Hybrid 100V
<<locked>>
81%
42467
65%
**83
99%
Hodgdon LVR
<<locked>>
81%
49443
76%
**70
99%
[Hodgdon Retumbo]*
<<locked>>
93%
34679
53%
**82
90%
Hodgdon Superperformance
<<locked>>
81%
49197
76%
**76
97%
Hodgdon TrailBoss
<<locked>>
81%
27876
43%
**74
100%
IMR 4064
<<locked>>
81%
53969
83%
**22
100%
IMR 4166 Enduron
<<locked>>
81%
52605
81%
**79
98%
IMR 4350
<<locked>>
81%
45020
69%
**09
95%
IMR 4451 Enduron
<<locked>>
81%
51198
79%
**63
97%
IMR 4831
<<locked>>
81%
40379
62%
**14
97%
[IMR 4955 Enduron]*
<<locked>>
85%
41539
64%
**07
90%
[IMR 7828 SSC]*
<<locked>>
85%
41640
64%
**02
90%
Lovex S065
<<locked>>
81%
48718
75%
**04
98%
Lovex S070
<<locked>>
81%
47021
72%
**68
97%
[Lovex S071]*
<<locked>>
81%
30385
47%
**92
90%
[Norma 204]*
<<locked>>
81%
45542
70%
**55
94%
[Norma MRP]*
<<locked>>
81%
36811
57%
**84
92%
Norma URP
<<locked>>
81%
46180
71%
**94
98%
Ramshot Hunter
<<locked>>
81%
45194
70%
**68
97%
[Ramshot Magnum]*
<<locked>>
83%
35331
54%
**76
90%
ReloadSwiss RS 14
<<locked>>
81%
28485
44%
**26
100%
ReloadSwiss RS 60
<<locked>>
81%
50502
78%
**68
100%
ReloadSwiss RS 62
<<locked>>
81%
47369
73%
**20
98%
ReloadSwiss RS 70
<<locked>>
81%
45672
70%
**27
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
35491
55%
**38
90%
[Rottweil R 904]*
<<locked>>
81%
40480
62%
**01
90%
[Rottweil R 905]*
<<locked>>
81%
38377
59%
**71
91%
Rottweil R 907
<<locked>>
81%
49763
77%
**17
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
54244
83%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
47979
74%
**25
97%
Shooters World Long Rifle
<<locked>>
81%
48718
75%
**04
98%
Somchem S355
<<locked>>
81%
54027
83%
**15
100%
[Somchem S361]*
<<locked>>
81%
41756
64%
**74
90%
Somchem S365
<<locked>>
81%
42946
66%
**25
100%
[Somchem S385]*
<<locked>>
81%
39175
60%
**71
93%
Vihtavuori N135
<<locked>>
81%
51735
80%
**04
100%
Vihtavuori N150
<<locked>>
81%
46311
71%
**25
100%
Vihtavuori N160
<<locked>>
81%
49676
76%
**40
99%
[Vihtavuori N165]*
<<locked>>
83%
34983
54%
**33
90%
Vihtavuori N550
<<locked>>
81%
50560
78%
**86
99%
Vihtavuori N555
<<locked>>
81%
37594
58%
**74
96%
[Vihtavuori N560]*
<<locked>>
87%
42888
66%
**38
90%
[Vihtavuori N565]*
<<locked>>
90%
41597
64%
**73
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47427
73%
**48
100%
Winchester 760
<<locked>>
81%
53374
82%
**58
98%
Winchester StaBALL HD
<<locked>>
81%
29196
45%
**27
95%

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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