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Load data for 6.5 x 58 mm Mauser Port. + .264 | 140gr | Nosler Partition SP

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD

6.5 x 58 mm Mauser Port. + .264 | 140gr | Nosler Partition SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 140gr | Nosler Partition SP
Manufacturer SKU:
16321
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.290" | 32.8mm
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:
0.393" | 10.0mm
Shank Seated Depth:
0.393" | 10.0mm
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
51488 psi | 3550 bar
LID:
LID_B4021_C1021
Last updated:
2025-02-02

Load data for 108 loads in caliber 6.5 x 58 mm Mauser Port. with .264 | 140gr | Nosler Partition SP bullet and 54 powders such as Alliant Reloder-23, Alliant Reloder-26, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD. 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>>
93%
46151
90%
**18
96%
[ADI AR 2213]*
<<locked>>
96%
45629
89%
**28
94%
Accurate 3100
<<locked>>
97%
46064
89%
**89
99%
Accurate 4350
<<locked>>
88%
46325
90%
**12
100%
[Accurate MAGPRO]*
<<locked>>
97%
45005
87%
**44
92%
Alliant Reloder-16
<<locked>>
88%
45745
89%
**38
100%
Alliant Reloder-17
<<locked>>
84%
45629
89%
**41
100%
Alliant Reloder-19
<<locked>>
93%
46050
89%
**18
96%
Alliant Reloder-22
<<locked>>
97%
46224
90%
**64
97%
Alliant Reloder-23 👍
<<locked>>
97%
43729
85%
**18
100%
Alliant Reloder-25
<<locked>>
97%
37898
74%
**26
98%
Alliant Reloder-26 👍
<<locked>>
95%
45614
89%
**26
100%
Hodgdon H414
<<locked>>
83%
46137
90%
**08
98%
Hodgdon H4350
<<locked>>
90%
45919
89%
**52
97%
[Hodgdon H4831]*
<<locked>>
97%
43816
85%
**49
93%
[Hodgdon H4831 SC]*
<<locked>>
94%
45818
89%
**82
94%
Hodgdon Hybrid 100V
<<locked>>
90%
45701
89%
**72
100%
Hodgdon LVR
<<locked>>
85%
45411
88%
**85
99%
Hodgdon Superperformance
<<locked>>
86%
45861
89%
**41
98%
IMR 4350
<<locked>>
87%
45368
88%
**46
97%
IMR 4831
<<locked>>
92%
45585
89%
**82
100%
[IMR 4955 Enduron]*
<<locked>>
94%
45832
89%
**46
94%
IMR 7828 SSC
<<locked>>
95%
46224
90%
**54
95%
Lovex S065
<<locked>>
85%
45469
88%
**26
99%
Lovex S070
<<locked>>
87%
46311
90%
**59
98%
Lovex S071
<<locked>>
97%
38406
75%
**48
97%
Norma 204
<<locked>>
88%
45934
89%
**89
96%
Norma MRP
<<locked>>
95%
46021
89%
**97
98%
Norma URP
<<locked>>
88%
45818
89%
**95
100%
Ramshot Hunter
<<locked>>
89%
46050
89%
**21
99%
Ramshot Magnum
<<locked>>
97%
44063
86%
**05
96%
ReloadSwiss RS 60
<<locked>>
85%
46021
89%
**67
100%
ReloadSwiss RS 62
<<locked>>
88%
46108
90%
**31
100%
ReloadSwiss RS 70 👍
<<locked>>
88%
46151
90%
**71
99%
[ReloadSwiss RS 76]*
<<locked>>
97%
36289
70%
**13
94%
Rottweil R 904
<<locked>>
92%
46238
90%
**62
95%
Rottweil R 905
<<locked>>
94%
45876
89%
**12
96%
Rottweil R 907
<<locked>>
84%
45876
89%
**33
97%
SNPE Vectan Tubal 7000
<<locked>>
86%
45745
89%
**93
98%
Shooters World Long Rifle
<<locked>>
85%
45469
88%
**26
99%
[Somchem S361]*
<<locked>>
90%
45397
88%
**20
94%
Somchem S365
<<locked>>
91%
46137
90%
**35
100%
Somchem S385
<<locked>>
93%
45890
89%
**82
97%
Vihtavuori N135
<<locked>>
83%
46137
90%
**74
100%
Vihtavuori N150
<<locked>>
87%
45934
89%
**13
100%
Vihtavuori N160
<<locked>>
85%
45426
88%
**56
99%
Vihtavuori N165
<<locked>>
97%
43250
84%
**23
96%
Vihtavuori N550
<<locked>>
85%
45934
89%
**95
99%
Vihtavuori N555 👍
<<locked>>
95%
46064
89%
**41
100%
[Vihtavuori N560]*
<<locked>>
96%
45658
89%
**67
94%
[Vihtavuori N565]*
<<locked>>
97%
38551
75%
**16
92%
Winchester 6.5 StaBALL
<<locked>>
87%
45774
89%
**52
100%
Winchester 760
<<locked>>
83%
46137
90%
**08
98%
Winchester StaBALL HD 👍
<<locked>>
97%
36753
71%
**48
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
31807
62%
**93
90%
[ADI AR 2213]*
<<locked>>
89%
36274
70%
**28
90%
[Accurate 3100]*
<<locked>>
81%
27079
53%
**78
92%
Accurate 4350
<<locked>>
81%
37217
72%
**34
98%
[Accurate MAGPRO]*
<<locked>>
94%
40582
79%
**52
90%
Alliant Reloder-16
<<locked>>
81%
36187
70%
**41
98%
Alliant Reloder-17
<<locked>>
81%
41017
80%
**62
100%
[Alliant Reloder-19]*
<<locked>>
81%
31749
62%
**00
91%
[Alliant Reloder-22]*
<<locked>>
85%
31198
61%
**29
90%
Alliant Reloder-23
<<locked>>
81%
26484
51%
**08
96%
[Alliant Reloder-25]*
<<locked>>
84%
25860
50%
**85
90%
[Alliant Reloder-26]*
<<locked>>
81%
27949
54%
**97
94%
Hodgdon H414
<<locked>>
81%
42395
82%
**39
97%
[Hodgdon H4350]*
<<locked>>
81%
35056
68%
**36
94%
[Hodgdon H4831]*
<<locked>>
91%
36361
71%
**92
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
36361
71%
**92
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33533
65%
**36
99%
Hodgdon LVR
<<locked>>
81%
39943
78%
**84
98%
Hodgdon Superperformance
<<locked>>
81%
38087
74%
**87
95%
IMR 4350
<<locked>>
81%
36782
71%
**72
95%
IMR 4831
<<locked>>
81%
32329
63%
**13
97%
[IMR 4955 Enduron]*
<<locked>>
86%
35752
69%
**43
90%
[IMR 7828 SSC]*
<<locked>>
88%
35853
70%
**31
90%
Lovex S065
<<locked>>
81%
40205
78%
**31
98%
Lovex S070
<<locked>>
81%
38435
75%
**08
96%
[Lovex S071]*
<<locked>>
83%
24845
48%
**16
91%
[Norma 204]*
<<locked>>
81%
36347
71%
**02
93%
[Norma MRP]*
<<locked>>
81%
28282
55%
**67
90%
Norma URP
<<locked>>
81%
36869
72%
**25
98%
Ramshot Hunter
<<locked>>
81%
35766
69%
**11
96%
[Ramshot Magnum]*
<<locked>>
86%
30472
59%
**93
90%
ReloadSwiss RS 60
<<locked>>
81%
39711
77%
**52
100%
ReloadSwiss RS 62
<<locked>>
81%
36448
71%
**41
98%
ReloadSwiss RS 70
<<locked>>
81%
35824
70%
**57
97%
[ReloadSwiss RS 76]*
<<locked>>
92%
30893
60%
**52
90%
[Rottweil R 904]*
<<locked>>
82%
33678
65%
**03
90%
[Rottweil R 905]*
<<locked>>
81%
30545
59%
**80
90%
Rottweil R 907
<<locked>>
81%
41321
80%
**48
96%
SNPE Vectan Tubal 7000
<<locked>>
81%
39450
77%
**75
96%
Shooters World Long Rifle
<<locked>>
81%
40205
78%
**31
98%
[Somchem S361]*
<<locked>>
84%
36361
71%
**39
90%
Somchem S365
<<locked>>
81%
33098
64%
**85
100%
[Somchem S385]*
<<locked>>
81%
30835
60%
**64
92%
Vihtavuori N135
<<locked>>
81%
43279
84%
**28
100%
Vihtavuori N150
<<locked>>
81%
37840
74%
**69
100%
Vihtavuori N160
<<locked>>
81%
40074
78%
**61
99%
[Vihtavuori N165]*
<<locked>>
84%
29095
57%
**11
90%
Vihtavuori N550
<<locked>>
81%
40422
79%
**00
99%
Vihtavuori N555
<<locked>>
81%
28921
56%
**77
96%
[Vihtavuori N560]*
<<locked>>
89%
36347
71%
**64
90%
[Vihtavuori N565]*
<<locked>>
94%
34722
67%
**31
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37289
72%
**98
100%
Winchester 760
<<locked>>
81%
42395
82%
**39
97%
[Winchester StaBALL HD]*
<<locked>>
81%
23395
45%
**65
94%

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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