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Load data for 6.5 x 58 mm Mauser Port. + .264 | 125gr | Nosler Partition SP

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-26, Hodgdon Hybrid 100V, IMR 4831, Somchem S365

6.5 x 58 mm Mauser Port. + .264 | 125gr | Nosler Partition SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 125gr | Nosler Partition SP
Manufacturer SKU:
16320
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.170" | 29.7mm
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:
0.273" | 6.9mm
Shank Seated Depth:
0.273" | 6.9mm
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
51488 psi | 3550 bar
LID:
LID_B4013_C1021
Last updated:
2025-01-01

Load data for 116 loads in caliber 6.5 x 58 mm Mauser Port. with .264 | 125gr | Nosler Partition SP bullet and 58 powders such as Alliant Reloder-16, Alliant Reloder-26, Hodgdon Hybrid 100V, IMR 4831, 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
94%
89%
95%
ADI AR 2213
96%
85%
92%
Accurate 2700
83%
89%
96%
Accurate 3100
97%
83%
97%
Accurate 4350
89%
89%
99%
Alliant Reloder-16
90%
88%
99%
Alliant Reloder-17
86%
89%
100%
Alliant Reloder-19
95%
90%
95%
Alliant Reloder-22
96%
83%
94%
Alliant Reloder-23
96%
78%
99%
Alliant Reloder-25
97%
69%
95%
Alliant Reloder-26
97%
88%
99%
Hodgdon H414
85%
89%
97%
Hodgdon H4350
91%
89%
96%
Hodgdon H4831 SC
96%
90%
92%
Hodgdon Hybrid 100V
93%
90%
100%
Hodgdon LVR
87%
90%
99%
Hodgdon Superperformance
88%
89%
96%
Hodgdon TrailBoss
96%
67%
100%
IMR 4166 Enduron
84%
90%
97%
IMR 4350
90%
89%
96%
IMR 4451 Enduron
85%
88%
97%
IMR 4831
94%
89%
99%
IMR 4955 Enduron
97%
90%
93%
IMR 7828 SSC
96%
87%
92%
Lovex S065
87%
89%
98%
Lovex S070
89%
90%
97%
Lovex S071
96%
69%
95%
Norma 204
90%
88%
95%
Norma MRP
97%
88%
97%
Norma URP
89%
88%
99%
Ramshot Hunter
91%
90%
98%
Ramshot Magnum
96%
79%
94%
ReloadSwiss RS 14
95%
67%
100%
ReloadSwiss RS 60
87%
88%
100%
ReloadSwiss RS 62
89%
89%
99%
ReloadSwiss RS 70
90%
90%
99%
Rottweil R 903
84%
90%
100%
Rottweil R 904
93%
89%
93%
Rottweil R 905
96%
90%
95%
Rottweil R 907
86%
90%
96%
SNPE Vectan SP 11
83%
90%
100%
SNPE Vectan Tubal 7000
87%
89%
97%
Shooters World Long Rifle
87%
89%
98%
Somchem S355
84%
88%
100%
Somchem S361
92%
88%
92%
Somchem S365
93%
90%
100%
Somchem S385
95%
90%
96%
Vihtavuori N135
85%
90%
100%
Vihtavuori N150
89%
90%
100%
Vihtavuori N160
87%
90%
99%
Vihtavuori N165
97%
79%
94%
Vihtavuori N550
87%
88%
99%
Vihtavuori N555
97%
88%
99%
Vihtavuori N560
97%
85%
92%
Winchester 6.5 StaBALL
89%
89%
100%
Winchester 760
85%
89%
97%
Winchester StaBALL HD
97%
71%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
86%
35172
68%
**10
90%
[ADI AR 2213]*
<<locked>>
93%
39798
77%
**35
90%
Accurate 2700
<<locked>>
81%
42322
82%
**56
95%
[Accurate 3100]*
<<locked>>
84%
27325
53%
**10
90%
Accurate 4350
<<locked>>
81%
34606
67%
**13
96%
Alliant Reloder-16
<<locked>>
81%
34200
66%
**30
96%
Alliant Reloder-17
<<locked>>
81%
38319
74%
**48
99%
[Alliant Reloder-19]*
<<locked>>
86%
34389
67%
**97
90%
[Alliant Reloder-22]*
<<locked>>
90%
34084
66%
**30
90%
[Alliant Reloder-23]*
<<locked>>
81%
24743
48%
**67
93%
[Alliant Reloder-25]*
<<locked>>
89%
28224
55%
**75
90%
[Alliant Reloder-26]*
<<locked>>
82%
26803
52%
**72
90%
Hodgdon H414
<<locked>>
81%
39566
77%
**25
95%
[Hodgdon H4350]*
<<locked>>
81%
33141
64%
**15
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
40857
79%
**15
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31444
61%
**15
97%
Hodgdon LVR
<<locked>>
81%
37449
73%
**72
96%
[Hodgdon Superperformance]*
<<locked>>
81%
35853
70%
**62
93%
Hodgdon TrailBoss
<<locked>>
89%
30821
60%
**54
100%
IMR 4166 Enduron
<<locked>>
81%
42815
83%
**89
96%
[IMR 4350]*
<<locked>>
81%
34708
67%
**57
92%
IMR 4451 Enduron
<<locked>>
81%
40408
78%
**66
95%
IMR 4831
<<locked>>
81%
30255
59%
**88
95%
[IMR 4955 Enduron]*
<<locked>>
91%
39465
77%
**56
90%
[IMR 7828 SSC]*
<<locked>>
93%
39755
77%
**48
90%
Lovex S065
<<locked>>
81%
38130
74%
**20
96%
[Lovex S070]*
<<locked>>
81%
36274
70%
**97
94%
[Lovex S071]*
<<locked>>
88%
27325
53%
**10
90%
[Norma 204]*
<<locked>>
82%
34853
68%
**93
90%
[Norma MRP]*
<<locked>>
86%
31401
61%
**87
90%
Norma URP
<<locked>>
81%
34534
67%
**10
96%
[Ramshot Hunter]*
<<locked>>
81%
33649
65%
**90
94%
[Ramshot Magnum]*
<<locked>>
91%
33808
66%
**97
90%
ReloadSwiss RS 14
<<locked>>
84%
29283
57%
**47
100%
ReloadSwiss RS 60
<<locked>>
81%
37173
72%
**41
100%
ReloadSwiss RS 62
<<locked>>
81%
34026
66%
**26
96%
[ReloadSwiss RS 70]*
<<locked>>
81%
33518
65%
**16
94%
Rottweil R 903
<<locked>>
81%
41495
81%
**15
99%
[Rottweil R 904]*
<<locked>>
87%
37478
73%
**20
90%
[Rottweil R 905]*
<<locked>>
86%
33649
65%
**84
90%
[Rottweil R 907]*
<<locked>>
81%
39218
76%
**36
94%
SNPE Vectan SP 11
<<locked>>
81%
42438
82%
**67
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37275
72%
**64
94%
Shooters World Long Rifle
<<locked>>
81%
38130
74%
**20
96%
Somchem S355
<<locked>>
81%
42061
82%
**21
99%
[Somchem S361]*
<<locked>>
89%
40567
79%
**59
90%
Somchem S365
<<locked>>
81%
30864
60%
**64
98%
[Somchem S385]*
<<locked>>
83%
31227
61%
**05
90%
Vihtavuori N135
<<locked>>
81%
40640
79%
**36
100%
Vihtavuori N150
<<locked>>
81%
35940
70%
**70
99%
Vihtavuori N160
<<locked>>
81%
37478
73%
**46
97%
[Vihtavuori N165]*
<<locked>>
90%
32561
63%
**21
90%
Vihtavuori N550
<<locked>>
81%
37826
73%
**85
97%
[Vihtavuori N555]*
<<locked>>
81%
26600
52%
**43
93%
[Vihtavuori N560]*
<<locked>>
95%
40379
78%
**84
90%
Winchester 6.5 StaBALL
<<locked>>
81%
35302
69%
**84
98%
Winchester 760
<<locked>>
81%
39566
77%
**25
95%
[Winchester StaBALL HD]*
<<locked>>
83%
23148
45%
**51
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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