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Load data for 6.5 x 58 mm Mauser Port. + .264 | 129gr | Hornady SST InterLock

Recommended Powder(s): Alliant Reloder-16, IMR 4831, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365

6.5 x 58 mm Mauser Port. + .264 | 129gr | Hornady SST InterLock

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 129gr | Hornady SST InterLock
Manufacturer SKU:
26202
Bullet Weight:
129gr | 8.4g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.300" | 33.0mm
Caliber:
6.5 x 58 mm Mauser Port. load data
Case Length (l3):
2.283" | 58.0mm
Cartridge Length (C.O.L.):
3.180" | 80.8mm
Seated Depth:
0.403" | 10.2mm
Shank Seated Depth:
0.303" | 7.7mm
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
51488 psi | 3550 bar
LID:
LID_B2586_C1021
Last updated:
2025-01-01
Recommended Twist Rate:
1:9 - 1:8

Load data for 120 loads in caliber 6.5 x 58 mm Mauser Port. with .264 | 129gr | Hornady SST InterLock bullet and 60 powders such as Alliant Reloder-16, IMR 4831, ReloadSwiss RS 62, ReloadSwiss RS 70, 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 2209
<<locked>>
94%
45571
89%
**94
95%
[ADI AR 2213]*
<<locked>>
97%
43772
85%
**74
92%
Accurate 2700
<<locked>>
84%
45556
88%
**75
96%
Accurate 3100
<<locked>>
97%
42134
82%
**18
97%
Accurate 4350
<<locked>>
89%
45629
89%
**97
99%
Alliant Reloder-16 👍
<<locked>>
90%
45411
88%
**30
99%
Alliant Reloder-17
<<locked>>
87%
46151
90%
**62
100%
Alliant Reloder-19
<<locked>>
95%
45585
89%
**97
95%
[Alliant Reloder-22]*
<<locked>>
97%
42366
82%
**80
94%
Alliant Reloder-23
<<locked>>
97%
40277
78%
**51
100%
Alliant Reloder-25
<<locked>>
97%
35549
69%
**49
95%
Alliant Reloder-26
<<locked>>
97%
45005
87%
**08
99%
Hodgdon H414
<<locked>>
85%
45687
89%
**03
97%
Hodgdon H4350
<<locked>>
91%
45643
89%
**48
96%
[Hodgdon H4831 SC]*
<<locked>>
97%
46050
89%
**77
92%
Hodgdon Hybrid 100V
<<locked>>
92%
45556
88%
**74
100%
Hodgdon LVR
<<locked>>
88%
46122
90%
**00
99%
Hodgdon Superperformance
<<locked>>
89%
46311
90%
**46
97%
Hodgdon TrailBoss
<<locked>>
96%
34272
67%
**86
100%
IMR 4064
<<locked>>
83%
45614
89%
**18
100%
IMR 4166 Enduron
<<locked>>
84%
45745
89%
**95
97%
IMR 4350
<<locked>>
90%
45542
88%
**41
96%
IMR 4451 Enduron
<<locked>>
85%
45774
89%
**25
97%
IMR 4831 👍
<<locked>>
94%
45832
89%
**90
99%
[IMR 4955 Enduron]*
<<locked>>
96%
45556
88%
**35
93%
[IMR 7828 SSC]*
<<locked>>
97%
45353
88%
**26
93%
Lovex S065
<<locked>>
87%
46151
90%
**38
98%
Lovex S070
<<locked>>
89%
46093
90%
**51
97%
Lovex S071
<<locked>>
97%
35346
69%
**80
95%
Norma 204
<<locked>>
90%
45571
89%
**80
95%
Norma MRP
<<locked>>
97%
44701
87%
**69
97%
Norma URP
<<locked>>
89%
45310
88%
**87
99%
Ramshot Hunter
<<locked>>
90%
45469
88%
**07
98%
[Ramshot Magnum]*
<<locked>>
96%
40524
79%
**18
94%
ReloadSwiss RS 14
<<locked>>
96%
34882
68%
**26
100%
ReloadSwiss RS 60
<<locked>>
87%
45527
88%
**69
100%
ReloadSwiss RS 62 👍
<<locked>>
90%
45730
89%
**26
99%
ReloadSwiss RS 70 👍
<<locked>>
90%
45658
89%
**59
99%
Rottweil R 903
<<locked>>
84%
45890
89%
**54
100%
[Rottweil R 904]*
<<locked>>
93%
45963
89%
**54
94%
Rottweil R 905
<<locked>>
95%
45310
88%
**03
95%
Rottweil R 907
<<locked>>
86%
46021
89%
**31
96%
SNPE Vectan SP 11
<<locked>>
84%
45876
89%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
83%
45861
89%
**36
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
45629
89%
**85
97%
Shooters World Long Rifle
<<locked>>
87%
46151
90%
**38
98%
Somchem S355
<<locked>>
84%
46137
90%
**48
100%
[Somchem S361]*
<<locked>>
93%
45934
89%
**21
93%
Somchem S365 👍
<<locked>>
93%
45847
89%
**40
100%
Somchem S385
<<locked>>
95%
45992
89%
**87
96%
Vihtavuori N135
<<locked>>
85%
45614
89%
**72
100%
Vihtavuori N150
<<locked>>
89%
46296
90%
**25
100%
Vihtavuori N160
<<locked>>
87%
45977
89%
**67
99%
[Vihtavuori N165]*
<<locked>>
97%
39943
78%
**59
94%
Vihtavuori N550
<<locked>>
87%
45339
88%
**94
99%
Vihtavuori N555
<<locked>>
97%
44991
87%
**33
99%
[Vihtavuori N560]*
<<locked>>
97%
43134
84%
**03
92%
Winchester 6.5 StaBALL
<<locked>>
89%
45774
89%
**48
100%
Winchester 760
<<locked>>
85%
45687
89%
**03
97%
Winchester StaBALL HD
<<locked>>
97%
35911
70%
**64
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
86%
34679
67%
**51
90%
[ADI AR 2213]*
<<locked>>
93%
39479
77%
**82
90%
Accurate 2700
<<locked>>
81%
42105
82%
**13
95%
[Accurate 3100]*
<<locked>>
83%
26513
52%
**47
90%
Accurate 4350
<<locked>>
81%
34156
66%
**61
96%
Alliant Reloder-16
<<locked>>
81%
33823
66%
**74
96%
Alliant Reloder-17
<<locked>>
81%
38101
74%
**02
99%
[Alliant Reloder-19]*
<<locked>>
85%
33446
65%
**31
90%
[Alliant Reloder-22]*
<<locked>>
89%
33605
65%
**77
90%
[Alliant Reloder-23]*
<<locked>>
81%
24540
48%
**21
93%
[Alliant Reloder-25]*
<<locked>>
89%
27949
54%
**23
90%
[Alliant Reloder-26]*
<<locked>>
81%
26049
51%
**10
90%
Hodgdon H414
<<locked>>
81%
39378
76%
**75
95%
[Hodgdon H4350]*
<<locked>>
81%
32909
64%
**65
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
40509
79%
**69
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31502
61%
**75
97%
Hodgdon LVR
<<locked>>
81%
37275
72%
**16
97%
[Hodgdon Superperformance]*
<<locked>>
81%
35462
69%
**13
93%
Hodgdon TrailBoss
<<locked>>
92%
32489
63%
**50
100%
IMR 4064
<<locked>>
81%
42873
83%
**62
99%
IMR 4166 Enduron
<<locked>>
81%
42206
82%
**30
96%
[IMR 4350]*
<<locked>>
81%
34882
68%
**15
92%
IMR 4451 Enduron
<<locked>>
81%
40553
79%
**26
95%
IMR 4831
<<locked>>
81%
29907
58%
**36
95%
[IMR 4955 Enduron]*
<<locked>>
91%
38638
75%
**93
90%
[IMR 7828 SSC]*
<<locked>>
92%
38972
76%
**82
90%
Lovex S065
<<locked>>
81%
37608
73%
**64
96%
[Lovex S070]*
<<locked>>
81%
36056
70%
**48
94%
[Lovex S071]*
<<locked>>
88%
26513
52%
**47
90%
[Norma 204]*
<<locked>>
82%
34635
67%
**41
90%
[Norma MRP]*
<<locked>>
85%
30792
60%
**25
90%
Norma URP
<<locked>>
81%
34185
66%
**61
96%
[Ramshot Hunter]*
<<locked>>
81%
33402
65%
**44
94%
[Ramshot Magnum]*
<<locked>>
91%
33301
65%
**41
90%
ReloadSwiss RS 14
<<locked>>
89%
31328
61%
**57
100%
ReloadSwiss RS 60
<<locked>>
81%
36956
72%
**89
100%
ReloadSwiss RS 62
<<locked>>
81%
33808
66%
**77
96%
ReloadSwiss RS 70
<<locked>>
81%
33402
65%
**80
95%
Rottweil R 903
<<locked>>
81%
41220
80%
**66
100%
[Rottweil R 904]*
<<locked>>
87%
37202
72%
**77
90%
[Rottweil R 905]*
<<locked>>
86%
32880
64%
**25
90%
[Rottweil R 907]*
<<locked>>
81%
38957
76%
**87
94%
SNPE Vectan SP 11
<<locked>>
81%
42250
82%
**15
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
42946
83%
**90
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
36883
72%
**11
94%
Shooters World Long Rifle
<<locked>>
81%
37608
73%
**64
96%
Somchem S355
<<locked>>
81%
41481
81%
**66
99%
[Somchem S361]*
<<locked>>
88%
39755
77%
**00
90%
Somchem S365
<<locked>>
81%
30922
60%
**18
98%
[Somchem S385]*
<<locked>>
83%
30748
60%
**52
90%
Vihtavuori N135
<<locked>>
81%
40973
80%
**93
100%
Vihtavuori N150
<<locked>>
81%
35781
69%
**21
99%
Vihtavuori N160
<<locked>>
81%
37144
72%
**97
97%
[Vihtavuori N165]*
<<locked>>
89%
31792
62%
**65
90%
Vihtavuori N550
<<locked>>
81%
37478
73%
**30
97%
[Vihtavuori N555]*
<<locked>>
81%
26600
52%
**00
93%
[Vihtavuori N560]*
<<locked>>
94%
39668
77%
**31
90%
Winchester 6.5 StaBALL
<<locked>>
81%
35230
68%
**38
99%
Winchester 760
<<locked>>
81%
39378
76%
**75
95%
[Winchester StaBALL HD]*
<<locked>>
82%
22655
44%
**98
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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