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Load data for 6.5 x 58 mm Mauser Port. + .264 | 144gr | Lapua FMJ Boat Tail

Recommended Powder(s):

6.5 x 58 mm Mauser Port. + .264 | 144gr | Lapua FMJ Boat Tail

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 144gr | Lapua FMJ Boat Tail
Manufacturer SKU:
4PL6000 | B343
Bullet Weight:
144gr | 9.3g
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:
0.207" | 5.2mm
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
51488 psi | 3550 bar
LID:
LID_B3124_C1021
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:8

Load data for 102 loads in caliber 6.5 x 58 mm Mauser Port. with .264 | 144gr | Lapua FMJ Boat Tail bullet and 51 powder(s). 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>>
91%
45788
89%
**79
97%
ADI AR 2213
<<locked>>
95%
45948
89%
**12
95%
Accurate 3100
<<locked>>
96%
46093
90%
**56
99%
Accurate 4350
<<locked>>
86%
45498
88%
**62
100%
[Accurate MAGPRO]*
<<locked>>
96%
45571
89%
**31
93%
Alliant Reloder-16
<<locked>>
88%
46224
90%
**12
100%
Alliant Reloder-17
<<locked>>
84%
46296
90%
**25
100%
Alliant Reloder-19
<<locked>>
92%
45905
89%
**82
97%
Alliant Reloder-22
<<locked>>
96%
45948
89%
**31
97%
Alliant Reloder-23 👍
<<locked>>
97%
45237
88%
**08
100%
Alliant Reloder-25
<<locked>>
97%
39102
76%
**23
98%
Alliant Reloder-26 👍
<<locked>>
94%
46296
90%
**00
100%
Hodgdon H4350
<<locked>>
89%
46311
90%
**36
98%
[Hodgdon H4831]*
<<locked>>
97%
45150
88%
**46
94%
[Hodgdon H4831 SC]*
<<locked>>
94%
46151
90%
**66
94%
Hodgdon Hybrid 100V
<<locked>>
90%
46209
90%
**43
100%
Hodgdon LVR
<<locked>>
84%
45571
88%
**59
99%
Hodgdon Superperformance
<<locked>>
85%
45571
89%
**08
98%
IMR 4350
<<locked>>
87%
45759
89%
**23
98%
IMR 4831
<<locked>>
91%
46064
89%
**52
100%
IMR 4955 Enduron
<<locked>>
93%
45629
89%
**20
95%
IMR 7828 SSC
<<locked>>
94%
45556
88%
**18
95%
Lovex S065
<<locked>>
84%
45803
89%
**03
99%
Lovex S070
<<locked>>
86%
45890
89%
**23
98%
Lovex S071
<<locked>>
97%
39856
77%
**51
98%
Norma 204
<<locked>>
87%
45469
88%
**56
96%
Norma MRP
<<locked>>
94%
45455
88%
**51
98%
Norma URP
<<locked>>
87%
46311
90%
**75
100%
Ramshot Hunter
<<locked>>
87%
45672
89%
**79
99%
Ramshot Magnum
<<locked>>
96%
45411
88%
**08
97%
ReloadSwiss RS 60
<<locked>>
84%
45629
89%
**31
100%
ReloadSwiss RS 62
<<locked>>
86%
45861
89%
**95
100%
ReloadSwiss RS 70 👍
<<locked>>
87%
45571
89%
**25
100%
ReloadSwiss RS 76
<<locked>>
96%
37507
73%
**23
96%
Rottweil R 904
<<locked>>
90%
45629
89%
**26
95%
Rottweil R 905
<<locked>>
93%
46035
89%
**89
97%
Rottweil R 907
<<locked>>
84%
46325
90%
**07
98%
SNPE Vectan Tubal 7000
<<locked>>
85%
45948
89%
**70
98%
Shooters World Long Rifle
<<locked>>
84%
45803
89%
**03
99%
[Somchem S361]*
<<locked>>
90%
45716
89%
**00
94%
Somchem S365
<<locked>>
89%
45788
89%
**89
100%
Somchem S385
<<locked>>
92%
45556
88%
**49
98%
Vihtavuori N150
<<locked>>
86%
46325
90%
**87
100%
Vihtavuori N160
<<locked>>
84%
45426
88%
**30
100%
Vihtavuori N165
<<locked>>
97%
44657
87%
**26
97%
Vihtavuori N550
<<locked>>
84%
45339
88%
**52
100%
Vihtavuori N555 👍
<<locked>>
94%
46282
90%
**12
100%
Vihtavuori N560
<<locked>>
96%
46079
89%
**44
95%
[Vihtavuori N565]*
<<locked>>
97%
39958
78%
**23
93%
Winchester 6.5 StaBALL
<<locked>>
86%
46166
90%
**23
100%
Winchester StaBALL HD 👍
<<locked>>
97%
38812
75%
**48
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
32648
63%
**00
91%
[ADI AR 2213]*
<<locked>>
86%
34360
67%
**56
90%
[Accurate 3100]*
<<locked>>
81%
27862
54%
**75
93%
Accurate 4350
<<locked>>
81%
38087
74%
**25
99%
[Accurate MAGPRO]*
<<locked>>
91%
38595
75%
**84
90%
Alliant Reloder-16
<<locked>>
81%
37449
73%
**41
99%
Alliant Reloder-17
<<locked>>
81%
42482
83%
**59
100%
[Alliant Reloder-19]*
<<locked>>
81%
32372
63%
**90
92%
[Alliant Reloder-22]*
<<locked>>
83%
30226
59%
**74
90%
Alliant Reloder-23
<<locked>>
81%
27296
53%
**11
97%
[Alliant Reloder-25]*
<<locked>>
82%
25121
49%
**39
91%
Alliant Reloder-26
<<locked>>
81%
28906
56%
**03
95%
Hodgdon H4350
<<locked>>
81%
36245
70%
**36
95%
[Hodgdon H4831]*
<<locked>>
89%
35172
68%
**36
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
35172
68%
**36
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34722
67%
**33
99%
Hodgdon LVR
<<locked>>
81%
40930
79%
**70
99%
Hodgdon Superperformance
<<locked>>
81%
39320
76%
**87
96%
IMR 4350
<<locked>>
81%
37985
74%
**69
95%
IMR 4831
<<locked>>
81%
33605
65%
**16
98%
[IMR 4955 Enduron]*
<<locked>>
84%
34403
67%
**87
90%
[IMR 7828 SSC]*
<<locked>>
85%
34185
66%
**62
90%
Lovex S065
<<locked>>
81%
41379
80%
**21
98%
Lovex S070
<<locked>>
81%
39726
77%
**05
97%
[Lovex S071]*
<<locked>>
81%
24192
47%
**67
91%
[Norma 204]*
<<locked>>
81%
37565
73%
**98
94%
[Norma MRP]*
<<locked>>
81%
29312
57%
**77
92%
Norma URP
<<locked>>
81%
38247
74%
**21
99%
Ramshot Hunter
<<locked>>
81%
37028
72%
**11
97%
[Ramshot Magnum]*
<<locked>>
85%
29588
57%
**51
90%
ReloadSwiss RS 60
<<locked>>
81%
41089
80%
**46
100%
ReloadSwiss RS 62
<<locked>>
81%
37869
74%
**41
98%
ReloadSwiss RS 70
<<locked>>
81%
37028
72%
**57
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
29443
57%
**90
90%
[Rottweil R 904]*
<<locked>>
81%
34069
66%
**90
91%
[Rottweil R 905]*
<<locked>>
81%
31227
61%
**70
91%
Rottweil R 907
<<locked>>
81%
42598
83%
**44
97%
SNPE Vectan Tubal 7000
<<locked>>
81%
40582
79%
**69
97%
Shooters World Long Rifle
<<locked>>
81%
41379
80%
**21
98%
[Somchem S361]*
<<locked>>
82%
35331
69%
**97
90%
Somchem S365
<<locked>>
81%
34447
67%
**85
100%
[Somchem S385]*
<<locked>>
81%
32010
62%
**67
93%
Vihtavuori N150
<<locked>>
81%
39175
76%
**62
100%
Vihtavuori N160
<<locked>>
81%
40915
79%
**44
99%
[Vihtavuori N165]*
<<locked>>
82%
28210
55%
**65
90%
Vihtavuori N550
<<locked>>
81%
41829
81%
**93
99%
Vihtavuori N555
<<locked>>
81%
29834
58%
**77
97%
[Vihtavuori N560]*
<<locked>>
87%
35230
68%
**08
90%
[Vihtavuori N565]*
<<locked>>
92%
33678
65%
**79
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38464
75%
**88
100%
Winchester StaBALL HD
<<locked>>
81%
24236
47%
**82
95%

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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