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Load data for 6.5-300 Weatherby Magnum + .264 | 140gr | Hasler Bull

Recommended Powder(s): ADI AR 2217, ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 80, Vihtavuori N568

6.5-300 Weatherby Magnum + .264 | 140gr | Hasler Bull

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 140gr | Hasler Bull
Manufacturer SKU:
B65-140
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
<<locked>>
Caliber:
6.5-300 Weatherby Magnum load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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_B12261_C1352
Last updated:
2026-03-23

Load data for 102 loads in caliber 6.5-300 Weatherby Magnum with .264 | 140gr | Hasler Bull bullet and 51 powders such as ADI AR 2217, ADI AR 2225, Hodgdon Retumbo, 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".

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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>>
83%
57885
89%
**99
100%
ADI AR 2213
<<locked>>
86%
57957
89%
**41
100%
ADI AR 2217 👍
<<locked>>
94%
57957
89%
**38
100%
ADI AR 2218
<<locked>>
97%
55100
85%
**00
98%
ADI AR 2225 👍
<<locked>>
97%
58262
90%
**64
100%
Accurate 3100
<<locked>>
86%
58320
90%
**36
100%
Accurate 8700
<<locked>>
97%
43671
67%
**82
95%
Accurate MAGPRO
<<locked>>
86%
58131
89%
**61
99%
Alliant Reloder-19
<<locked>>
84%
57972
89%
**99
100%
Alliant Reloder-22
<<locked>>
86%
58233
90%
**25
100%
Alliant Reloder-23
<<locked>>
87%
58204
90%
**63
100%
Alliant Reloder-25
<<locked>>
91%
58407
90%
**28
100%
Alliant Reloder-33
<<locked>>
95%
58320
90%
**00
99%
Alliant Reloder-50
<<locked>>
97%
52765
81%
**92
97%
Baschieri & Pellagri 109
<<locked>>
88%
57827
89%
**02
99%
Bofors RP15
<<locked>>
88%
58146
89%
**22
100%
Bofors RP30
<<locked>>
92%
57682
89%
**38
100%
Bofors RP5
<<locked>>
86%
58233
90%
**25
100%
Hodgdon H1000
<<locked>>
94%
57957
89%
**38
100%
Hodgdon H4831
<<locked>>
89%
58262
90%
**99
100%
Hodgdon H4831 SC
<<locked>>
85%
57783
89%
**92
100%
Hodgdon Retumbo 👍
<<locked>>
97%
58262
90%
**64
100%
Hodgdon TrailBoss
<<locked>>
96%
35926
55%
**80
100%
IMR 4955 Enduron
<<locked>>
87%
58233
90%
**76
100%
IMR 7828 SSC
<<locked>>
85%
57856
89%
**51
100%
IMR 7977 Enduron
<<locked>>
92%
58450
90%
**43
96%
IMR 8133 Enduron
<<locked>>
97%
53461
82%
**89
100%
Lovex D100
<<locked>>
95%
58305
90%
**79
95%
Lovex S071
<<locked>>
91%
58015
89%
**36
100%
Norma 217
<<locked>>
97%
54636
84%
**15
100%
Norma MRP
<<locked>>
84%
57812
89%
**38
100%
[Ramshot LRT]*
<<locked>>
97%
54795
84%
**35
93%
Ramshot Magnum
<<locked>>
86%
58320
90%
**99
100%
ReloadSwiss RS 14
<<locked>>
96%
37086
57%
**26
100%
ReloadSwiss RS 76
<<locked>>
90%
58015
89%
**87
100%
ReloadSwiss RS 80 👍
<<locked>>
93%
57856
89%
**68
100%
Rottweil R 904
<<locked>>
83%
58015
89%
**69
100%
Rottweil R 905
<<locked>>
84%
57870
89%
**95
100%
SNPE Vectan SP 13
<<locked>>
97%
45948
71%
**02
95%
Shooters World 50 BMG
<<locked>>
95%
58305
90%
**79
95%
Somchem S385
<<locked>>
84%
57986
89%
**63
100%
[Vihtavuori 24N41]*
<<locked>>
97%
55593
86%
**92
93%
Vihtavuori N165
<<locked>>
89%
58059
89%
**46
100%
Vihtavuori N170
<<locked>>
97%
57334
88%
**79
97%
Vihtavuori N555
<<locked>>
84%
58392
90%
**69
100%
Vihtavuori N560
<<locked>>
86%
58407
90%
**68
100%
Vihtavuori N565
<<locked>>
90%
58233
90%
**35
100%
Vihtavuori N568 👍
<<locked>>
93%
58436
90%
**84
100%
Vihtavuori N570
<<locked>>
94%
58407
90%
**10
98%
Winchester StaBALL HD
<<locked>>
86%
57841
89%
**31
100%
Winchester Supreme 780
<<locked>>
83%
58044
89%
**63
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
53577
82%
**33
100%
ADI AR 2213
<<locked>>
81%
48646
75%
**74
99%
ADI AR 2217
<<locked>>
81%
35810
55%
**02
96%
[ADI AR 2218]*
<<locked>>
85%
35375
54%
**41
90%
ADI AR 2225
<<locked>>
81%
32982
51%
**66
98%
Accurate 3100
<<locked>>
81%
48718
75%
**85
100%
[Accurate 8700]*
<<locked>>
91%
35128
54%
**72
90%
Accurate MAGPRO
<<locked>>
81%
48588
75%
**84
98%
Alliant Reloder-19
<<locked>>
81%
53098
82%
**20
100%
Alliant Reloder-22
<<locked>>
81%
49284
76%
**77
100%
Alliant Reloder-23
<<locked>>
81%
47848
74%
**02
100%
Alliant Reloder-25
<<locked>>
81%
41829
64%
**46
100%
[Alliant Reloder-33]*
<<locked>>
81%
34040
52%
**85
90%
[Alliant Reloder-50]*
<<locked>>
86%
35273
54%
**98
90%
Baschieri & Pellagri 109
<<locked>>
81%
46079
71%
**85
96%
Bofors RP15
<<locked>>
81%
45542
70%
**08
99%
Bofors RP30
<<locked>>
81%
38812
60%
**84
97%
Bofors RP5
<<locked>>
81%
49284
76%
**77
100%
Hodgdon H1000
<<locked>>
81%
35810
55%
**02
96%
Hodgdon H4831
<<locked>>
81%
44875
69%
**56
98%
Hodgdon H4831 SC
<<locked>>
81%
50227
77%
**64
99%
Hodgdon Retumbo
<<locked>>
81%
32982
51%
**66
98%
Hodgdon TrailBoss
<<locked>>
81%
29008
45%
**29
100%
IMR 4955 Enduron
<<locked>>
81%
48515
75%
**99
99%
IMR 7828 SSC
<<locked>>
81%
50604
78%
**30
99%
[IMR 7977 Enduron]*
<<locked>>
81%
41031
63%
**12
90%
[IMR 8133 Enduron]*
<<locked>>
81%
30530
47%
**77
93%
[Lovex D100]*
<<locked>>
87%
43903
68%
**13
90%
Lovex S071
<<locked>>
81%
41887
64%
**54
100%
Norma 217
<<locked>>
81%
30908
48%
**97
96%
Norma MRP
<<locked>>
81%
52794
81%
**49
100%
[Ramshot LRT]*
<<locked>>
92%
46209
71%
**58
90%
Ramshot Magnum
<<locked>>
81%
47572
73%
**25
100%
ReloadSwiss RS 14
<<locked>>
81%
29646
46%
**65
100%
ReloadSwiss RS 76
<<locked>>
81%
40321
62%
**72
100%
ReloadSwiss RS 80
<<locked>>
81%
36985
57%
**61
95%
Rottweil R 904
<<locked>>
81%
53838
83%
**07
100%
Rottweil R 905
<<locked>>
81%
52910
81%
**10
100%
[SNPE Vectan SP 13]*
<<locked>>
90%
35824
55%
**66
90%
[Shooters World 50 BMG]*
<<locked>>
87%
43903
68%
**13
90%
Somchem S385
<<locked>>
81%
53127
82%
**81
100%
[Vihtavuori 24N41]*
<<locked>>
92%
46122
71%
**12
90%
Vihtavuori N165
<<locked>>
81%
45034
69%
**33
100%
[Vihtavuori N170]*
<<locked>>
82%
35969
55%
**43
90%
Vihtavuori N555
<<locked>>
81%
52736
81%
**87
100%
Vihtavuori N560
<<locked>>
81%
49400
76%
**07
99%
Vihtavuori N565
<<locked>>
81%
43323
67%
**59
98%
Vihtavuori N568
<<locked>>
81%
38232
59%
**87
95%
[Vihtavuori N570]*
<<locked>>
81%
36463
56%
**64
91%
Winchester StaBALL HD
<<locked>>
81%
47369
73%
**67
100%
Winchester Supreme 780
<<locked>>
81%
53737
83%
**97
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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