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Load data for 6.5 x 58 mm Mauser Port. + .264 | 100gr | Sierra HPBT GameKing

Recommended Powder(s): Alliant Reloder-17, ReloadSwiss RS 52, ReloadSwiss RS 60, Rottweil R 903, Somchem S365

6.5 x 58 mm Mauser Port. + .264 | 100gr | Sierra HPBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 100gr | Sierra HPBT GameKing
Manufacturer SKU:
1711
Bullet Weight:
100gr | 6.5g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
0.920" | 23.4mm
Caliber:
6.5 x 58 mm Mauser Port. load data
Case Length (l3):
2.283" | 58.0mm
Cartridge Length (C.O.L.):
2.931" | 74.4mm
Seated Depth:
0.272" | 6.9mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
51488 psi | 3550 bar
LID:
LID_B5801_C1021
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 118 loads in caliber 6.5 x 58 mm Mauser Port. with .264 | 100gr | Sierra HPBT GameKing bullet and 59 powders such as Alliant Reloder-17, ReloadSwiss RS 52, ReloadSwiss RS 60, Rottweil R 903, Somchem S365. 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 2208
<<locked>>
87%
45484
88%
**49
97%
[Accurate 2700]*
<<locked>>
88%
45861
89%
**77
93%
Accurate 4064
<<locked>>
86%
45353
88%
**66
100%
Accurate 4350
<<locked>>
95%
46035
89%
**38
97%
Alliant Reloder- TS 15.5
<<locked>>
87%
45716
89%
**89
99%
Alliant Reloder-15
<<locked>>
85%
46035
89%
**99
98%
Alliant Reloder-16
<<locked>>
96%
45788
89%
**58
97%
Alliant Reloder-17 👍
<<locked>>
91%
45455
88%
**77
99%
[Alliant Reloder-23]*
<<locked>>
96%
33475
65%
**66
94%
[Alliant Reloder-26]*
<<locked>>
97%
37028
72%
**10
93%
Hodgdon CFE223
<<locked>>
86%
46166
90%
**35
97%
Hodgdon H380
<<locked>>
87%
45440
88%
**76
96%
[Hodgdon H414]*
<<locked>>
90%
45716
89%
**22
94%
[Hodgdon H4350]*
<<locked>>
96%
45716
89%
**59
93%
Hodgdon Hybrid 100V
<<locked>>
97%
43439
84%
**59
98%
Hodgdon LVR
<<locked>>
93%
46093
90%
**31
96%
[Hodgdon Superperformance]*
<<locked>>
93%
45324
88%
**25
93%
Hodgdon VARGET
<<locked>>
88%
45861
89%
**56
98%
Hodgdon TrailBoss
<<locked>>
96%
33417
65%
**13
100%
IMR 3031
<<locked>>
85%
46006
89%
**95
100%
IMR 4064
<<locked>>
88%
45556
88%
**40
98%
[IMR 4166 Enduron]*
<<locked>>
88%
46064
89%
**20
94%
[IMR 4350]*
<<locked>>
95%
45847
89%
**56
93%
[IMR 4451 Enduron]*
<<locked>>
90%
46108
90%
**46
94%
IMR 4831
<<locked>>
97%
40959
80%
**17
96%
IMR 4895
<<locked>>
84%
45484
88%
**95
98%
Lovex S062
<<locked>>
85%
45469
88%
**53
99%
Lovex S065
<<locked>>
92%
45745
89%
**49
95%
[Lovex S070]*
<<locked>>
93%
45629
89%
**63
94%
Norma 203B
<<locked>>
86%
46325
90%
**05
98%
Norma URP
<<locked>>
95%
46050
89%
**38
97%
Ramshot Big Game
<<locked>>
86%
45905
89%
**18
98%
Ramshot Hunter
<<locked>>
96%
45629
89%
**25
95%
ReloadSwiss RS 14
<<locked>>
97%
34229
66%
**69
100%
ReloadSwiss RS 50
<<locked>>
87%
46035
89%
**53
95%
ReloadSwiss RS 52 👍
<<locked>>
87%
46325
90%
**35
99%
ReloadSwiss RS 60 👍
<<locked>>
92%
45919
89%
**10
99%
ReloadSwiss RS 62
<<locked>>
95%
45890
89%
**61
97%
ReloadSwiss RS 70
<<locked>>
95%
45861
89%
**64
96%
Rottweil R 902
<<locked>>
84%
45992
89%
**36
99%
Rottweil R 903 👍
<<locked>>
90%
46166
90%
**99
99%
[Rottweil R 907]*
<<locked>>
91%
46035
89%
**46
93%
SNPE Vectan SP 11
<<locked>>
88%
45571
89%
**12
98%
SNPE Vectan Tubal 5000
<<locked>>
88%
46021
89%
**74
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
92%
45890
89%
**00
94%
Shooters World Long Rifle
<<locked>>
92%
45745
89%
**49
95%
Shooters World Precision
<<locked>>
85%
45469
88%
**53
99%
Somchem S355
<<locked>>
89%
45716
89%
**76
99%
Somchem S365 👍
<<locked>>
97%
42975
83%
**22
99%
Vihtavuori N133
<<locked>>
84%
45847
89%
**71
100%
Vihtavuori N135
<<locked>>
90%
45498
88%
**30
100%
Vihtavuori N140
<<locked>>
85%
46151
90%
**33
100%
Vihtavuori N150
<<locked>>
94%
45585
89%
**43
99%
Vihtavuori N160
<<locked>>
93%
46325
90%
**02
97%
Vihtavuori N540
<<locked>>
85%
45876
89%
**49
100%
Vihtavuori N550
<<locked>>
92%
45643
89%
**25
97%
Vihtavuori N555
<<locked>>
97%
36448
71%
**67
95%
Winchester 6.5 StaBALL
<<locked>>
93%
45237
88%
**49
99%
[Winchester 760]*
<<locked>>
90%
45716
89%
**22
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
37956
74%
**79
95%
[Accurate 2700]*
<<locked>>
83%
39015
76%
**36
90%
Accurate 4064
<<locked>>
81%
38508
75%
**25
100%
[Accurate 4350]*
<<locked>>
82%
28964
56%
**15
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
37260
72%
**02
97%
Alliant Reloder-15
<<locked>>
81%
40016
78%
**67
96%
[Alliant Reloder-16]*
<<locked>>
82%
30139
59%
**38
90%
[Alliant Reloder-17]*
<<locked>>
81%
32213
63%
**36
94%
[Alliant Reloder-23]*
<<locked>>
90%
27572
54%
**79
90%
[Alliant Reloder-26]*
<<locked>>
93%
32851
64%
**85
90%
Hodgdon CFE223
<<locked>>
81%
38624
75%
**61
95%
[Hodgdon H380]*
<<locked>>
81%
37942
74%
**02
94%
[Hodgdon H414]*
<<locked>>
84%
36695
71%
**12
90%
[Hodgdon H4350]*
<<locked>>
91%
38943
76%
**02
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26614
52%
**03
91%
[Hodgdon LVR]*
<<locked>>
81%
31314
61%
**61
90%
[Hodgdon Superperformance]*
<<locked>>
89%
39552
77%
**87
90%
Hodgdon VARGET
<<locked>>
81%
37478
73%
**69
95%
Hodgdon TrailBoss
<<locked>>
81%
26789
52%
**59
100%
IMR 3031
<<locked>>
81%
40364
78%
**84
100%
IMR 4064
<<locked>>
81%
36999
72%
**49
95%
[IMR 4166 Enduron]*
<<locked>>
81%
36970
72%
**10
90%
[IMR 4350]*
<<locked>>
89%
38435
75%
**99
90%
[IMR 4451 Enduron]*
<<locked>>
83%
37159
72%
**40
90%
[IMR 4831]*
<<locked>>
86%
28761
56%
**89
90%
IMR 4895
<<locked>>
81%
40901
79%
**97
97%
Lovex S062
<<locked>>
81%
39392
77%
**18
98%
[Lovex S065]*
<<locked>>
81%
32605
63%
**35
90%
[Lovex S070]*
<<locked>>
86%
35781
69%
**40
90%
Norma 203B
<<locked>>
81%
39392
77%
**54
97%
[Norma URP]*
<<locked>>
82%
29878
58%
**38
90%
Ramshot Big Game
<<locked>>
81%
39073
76%
**71
96%
[Ramshot Hunter]*
<<locked>>
87%
34606
67%
**59
90%
ReloadSwiss RS 14
<<locked>>
81%
26789
52%
**95
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
38392
75%
**89
92%
ReloadSwiss RS 52
<<locked>>
81%
38319
74%
**67
98%
[ReloadSwiss RS 60]*
<<locked>>
81%
31372
61%
**23
94%
[ReloadSwiss RS 62]*
<<locked>>
83%
30472
59%
**71
90%
[ReloadSwiss RS 70]*
<<locked>>
86%
34040
66%
**56
90%
Rottweil R 902
<<locked>>
81%
41510
81%
**48
98%
Rottweil R 903
<<locked>>
81%
34505
67%
**40
96%
[Rottweil R 907]*
<<locked>>
85%
38522
75%
**76
90%
SNPE Vectan SP 11
<<locked>>
81%
35752
69%
**89
95%
SNPE Vectan Tubal 5000
<<locked>>
81%
37289
72%
**03
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
85%
35621
69%
**77
90%
[Shooters World Long Rifle]*
<<locked>>
81%
32605
63%
**35
90%
Shooters World Precision
<<locked>>
81%
39392
77%
**18
98%
Somchem S355
<<locked>>
81%
35723
69%
**49
96%
[Somchem S365]*
<<locked>>
81%
25730
50%
**26
92%
Vihtavuori N133
<<locked>>
81%
42148
82%
**05
100%
Vihtavuori N135
<<locked>>
81%
34461
67%
**00
100%
Vihtavuori N140
<<locked>>
81%
40814
79%
**35
100%
Vihtavuori N150
<<locked>>
81%
29994
58%
**75
95%
[Vihtavuori N160]*
<<locked>>
81%
31488
61%
**44
91%
Vihtavuori N540
<<locked>>
81%
40654
79%
**51
100%
[Vihtavuori N550]*
<<locked>>
81%
31647
61%
**84
91%
[Vihtavuori N555]*
<<locked>>
89%
28485
55%
**41
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
30182
59%
**79
93%
[Winchester 760]*
<<locked>>
84%
36695
71%
**12
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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