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Load data for 6.5 x 58 mm Mauser Port. + .264 | 140gr | Hasler Bull

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-26, IMR 4831, ReloadSwiss RS 70, Vihtavuori N555

6.5 x 58 mm Mauser Port. + .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 x 58 mm Mauser Port. load data
Case Length (l3):
2.283" | 58.0mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
51488 psi | 3550 bar
LID:
LID_B12261_C1021
Last updated:
2026-02-13

Load data for 122 loads in caliber 6.5 x 58 mm Mauser Port. with .264 | 140gr | Hasler Bull bullet and 61 powders such as Alliant Reloder-16, Alliant Reloder-26, IMR 4831, ReloadSwiss RS 70, Vihtavuori N555. 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>>
94%
46064
89%
**98
96%
[ADI AR 2213]*
<<locked>>
96%
44759
87%
**89
94%
Accurate 3100
<<locked>>
96%
43018
84%
**26
98%
Accurate 4350
<<locked>>
89%
46064
89%
**95
100%
Alliant Reloder-16 👍
<<locked>>
90%
46137
90%
**21
100%
Alliant Reloder-17
<<locked>>
85%
45687
89%
**35
100%
Alliant Reloder-19
<<locked>>
94%
46064
89%
**02
96%
Alliant Reloder-22
<<locked>>
96%
43134
84%
**95
95%
Alliant Reloder-23
<<locked>>
97%
41481
81%
**62
100%
Alliant Reloder-25
<<locked>>
97%
36172
70%
**64
96%
Alliant Reloder-26 👍
<<locked>>
97%
46122
90%
**17
100%
[Bofors RP15]*
<<locked>>
97%
40379
78%
**36
94%
Bofors RP5
<<locked>>
96%
43134
84%
**95
95%
Bofors RP7
<<locked>>
86%
46311
90%
**23
97%
Hodgdon H414
<<locked>>
85%
46079
89%
**98
98%
Hodgdon H4350
<<locked>>
91%
45469
88%
**30
97%
[Hodgdon H4831]*
<<locked>>
96%
41495
81%
**87
92%
[Hodgdon H4831 SC]*
<<locked>>
96%
45701
89%
**62
93%
Hodgdon Hybrid 100V
<<locked>>
92%
45411
88%
**52
100%
Hodgdon LVR
<<locked>>
86%
45295
88%
**69
99%
Hodgdon Superperformance
<<locked>>
88%
45803
89%
**25
97%
IMR 4166 Enduron
<<locked>>
83%
45847
89%
**87
97%
IMR 4350
<<locked>>
89%
45759
89%
**33
97%
IMR 4451 Enduron
<<locked>>
85%
46151
90%
**20
97%
IMR 4831 👍
<<locked>>
94%
45919
89%
**72
100%
[IMR 4955 Enduron]*
<<locked>>
96%
45600
89%
**30
94%
[IMR 7828 SSC]*
<<locked>>
97%
46296
90%
**41
94%
Lovex S065
<<locked>>
86%
45745
89%
**16
99%
Lovex S070
<<locked>>
88%
45658
89%
**33
98%
Lovex S071
<<locked>>
97%
36230
70%
**95
96%
Norma 204
<<locked>>
89%
46006
89%
**82
96%
Norma MRP
<<locked>>
97%
45701
89%
**74
98%
Norma URP
<<locked>>
89%
46166
90%
**95
99%
[Ramshot Grand]*
<<locked>>
95%
45643
89%
**31
94%
Ramshot Hunter
<<locked>>
90%
46035
89%
**05
98%
Ramshot Magnum
<<locked>>
97%
41959
81%
**49
95%
ReloadSwiss RS 60
<<locked>>
84%
45411
88%
**31
100%
ReloadSwiss RS 62
<<locked>>
89%
45614
89%
**12
99%
ReloadSwiss RS 70 👍
<<locked>>
90%
46282
90%
**57
99%
[ReloadSwiss RS 76]*
<<locked>>
97%
34882
68%
**51
93%
Rottweil R 903
<<locked>>
84%
46122
90%
**36
100%
[Rottweil R 904]*
<<locked>>
93%
45861
89%
**43
94%
Rottweil R 905
<<locked>>
95%
45556
88%
**98
96%
Rottweil R 907
<<locked>>
86%
46311
90%
**23
97%
SNPE Vectan Tubal 7000
<<locked>>
87%
46209
90%
**84
98%
Shooters World Long Rifle
<<locked>>
86%
45745
89%
**16
99%
Somchem S355
<<locked>>
83%
45527
88%
**23
100%
[Somchem S361]*
<<locked>>
92%
45730
89%
**10
93%
Somchem S365
<<locked>>
92%
45426
88%
**12
100%
Somchem S385
<<locked>>
94%
45730
89%
**66
97%
Vihtavuori N135
<<locked>>
84%
45571
88%
**54
100%
Vihtavuori N150
<<locked>>
88%
45774
89%
**97
100%
Vihtavuori N160
<<locked>>
86%
45310
88%
**43
99%
Vihtavuori N165
<<locked>>
97%
41191
80%
**77
95%
Vihtavuori N550
<<locked>>
86%
46282
90%
**92
99%
Vihtavuori N555 👍
<<locked>>
96%
45324
88%
**18
100%
[Vihtavuori N560]*
<<locked>>
96%
43424
84%
**05
93%
Winchester 6.5 StaBALL
<<locked>>
88%
45600
89%
**33
100%
Winchester 760
<<locked>>
85%
46079
89%
**98
98%
Winchester StaBALL HD
<<locked>>
97%
33721
65%
**79
100%
Winchester Supreme 780
<<locked>>
94%
45803
89%
**66
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
83%
32503
63%
**03
90%
[ADI AR 2213]*
<<locked>>
90%
36666
71%
**18
90%
[Accurate 3100]*
<<locked>>
81%
25338
49%
**23
90%
Accurate 4350
<<locked>>
81%
34882
68%
**75
97%
Alliant Reloder-16
<<locked>>
81%
34737
67%
**88
98%
Alliant Reloder-17
<<locked>>
81%
39044
76%
**13
100%
[Alliant Reloder-19]*
<<locked>>
83%
32068
62%
**00
90%
[Alliant Reloder-22]*
<<locked>>
87%
32024
62%
**33
90%
Alliant Reloder-23
<<locked>>
81%
25280
49%
**59
95%
[Alliant Reloder-25]*
<<locked>>
86%
26484
51%
**88
90%
[Alliant Reloder-26]*
<<locked>>
81%
26643
52%
**41
92%
[Bofors RP15]*
<<locked>>
89%
31937
62%
**36
90%
[Bofors RP5]*
<<locked>>
87%
32024
62%
**33
90%
Bofors RP7
<<locked>>
81%
39871
77%
**02
95%
Hodgdon H414
<<locked>>
81%
40422
79%
**90
96%
[Hodgdon H4350]*
<<locked>>
81%
33605
65%
**83
93%
[Hodgdon H4831]*
<<locked>>
94%
37956
74%
**08
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
37695
73%
**02
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32300
63%
**00
98%
Hodgdon LVR
<<locked>>
81%
37869
74%
**25
97%
[Hodgdon Superperformance]*
<<locked>>
81%
36056
70%
**21
94%
IMR 4166 Enduron
<<locked>>
81%
43047
84%
**38
97%
[IMR 4350]*
<<locked>>
81%
35346
69%
**29
94%
IMR 4451 Enduron
<<locked>>
81%
41510
81%
**31
96%
IMR 4831
<<locked>>
81%
30748
60%
**64
96%
[IMR 4955 Enduron]*
<<locked>>
89%
36854
72%
**56
90%
[IMR 7828 SSC]*
<<locked>>
90%
37275
72%
**44
90%
Lovex S065
<<locked>>
81%
38609
75%
**82
97%
Lovex S070
<<locked>>
81%
36898
72%
**65
95%
[Lovex S071]*
<<locked>>
85%
25034
49%
**13
90%
[Norma 204]*
<<locked>>
81%
34621
67%
**43
92%
[Norma MRP]*
<<locked>>
83%
29037
56%
**83
90%
Norma URP
<<locked>>
81%
35215
68%
**82
97%
[Ramshot Grand]*
<<locked>>
89%
36303
71%
**31
90%
Ramshot Hunter
<<locked>>
81%
34113
66%
**59
95%
[Ramshot Magnum]*
<<locked>>
89%
31212
61%
**93
90%
ReloadSwiss RS 60
<<locked>>
81%
41510
81%
**62
100%
ReloadSwiss RS 62
<<locked>>
81%
34751
68%
**95
97%
ReloadSwiss RS 70
<<locked>>
81%
34272
67%
**98
96%
[ReloadSwiss RS 76]*
<<locked>>
94%
31430
61%
**56
90%
Rottweil R 903
<<locked>>
81%
42250
82%
**74
100%
[Rottweil R 904]*
<<locked>>
84%
34592
67%
**13
90%
[Rottweil R 905]*
<<locked>>
83%
31140
60%
**83
90%
Rottweil R 907
<<locked>>
81%
39871
77%
**02
95%
SNPE Vectan Tubal 7000
<<locked>>
81%
37956
74%
**29
95%
Shooters World Long Rifle
<<locked>>
81%
38609
75%
**82
97%
Somchem S355
<<locked>>
81%
42598
83%
**67
100%
[Somchem S361]*
<<locked>>
85%
37130
72%
**43
90%
Somchem S365
<<locked>>
81%
31546
61%
**33
99%
[Somchem S385]*
<<locked>>
81%
29515
57%
**24
91%
Vihtavuori N135
<<locked>>
81%
41713
81%
**92
100%
Vihtavuori N150
<<locked>>
81%
36680
71%
**36
100%
Vihtavuori N160
<<locked>>
81%
37985
74%
**05
98%
[Vihtavuori N165]*
<<locked>>
87%
29820
58%
**21
90%
Vihtavuori N550
<<locked>>
81%
38769
75%
**54
98%
Vihtavuori N555
<<locked>>
81%
27354
53%
**28
95%
[Vihtavuori N560]*
<<locked>>
92%
37478
73%
**70
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36172
70%
**59
99%
Winchester 760
<<locked>>
81%
40422
79%
**90
96%
[Winchester StaBALL HD]*
<<locked>>
81%
22191
43%
**03
92%
[Winchester Supreme 780]*
<<locked>>
83%
32111
62%
**77
90%

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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