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Load data for 6.5 x 58 mm Mauser Port. + .264 | 87gr | IBEX Viper

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Recommended Powder(s):

6.5 x 58 mm Mauser Port. + .264 | 87gr | IBEX Viper

Load Specifications

Bullet:
.264 | 87gr | IBEX Viper
Manufacturer SKU:
T7005
Bullet Weight:
87gr | 5.6g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
1.102" | 28.0mm
Caliber:
6.5 x 58 mm Mauser Port.
Case Length (l3):
2.283" | 58.0mm
Cartridge Length (C.O.L.):
3.109" | 79.0mm
Seated Depth:
0.276" | 7.0mm
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_B7007_C1021

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 118 loads in caliber 6.5 x 58 mm Mauser Port. with .264 | 87gr | IBEX Viper bullet and 59 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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    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.

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>>
89%
46224
90%
**23
96%
Accurate 4064
<<locked>>
87%
45353
88%
**20
100%
Accurate 4350
<<locked>>
97%
45934
89%
**96
95%
Alliant Reloder- TS 15.5
<<locked>>
89%
45890
89%
**53
98%
Alliant Reloder-15
<<locked>>
86%
45571
89%
**46
96%
Alliant Reloder-16
<<locked>>
96%
44889
87%
**86
95%
Alliant Reloder-17
<<locked>>
93%
46151
90%
**41
97%
[Alliant Reloder-23]*
<<locked>>
97%
33170
64%
**81
91%
Baschieri & Pellagri 107
<<locked>>
83%
45498
88%
**33
95%
Hodgdon CFE223
<<locked>>
87%
45701
89%
**73
95%
Hodgdon H380
<<locked>>
88%
46108
90%
**30
95%
[Hodgdon H414]*
<<locked>>
92%
45847
89%
**76
92%
Hodgdon Hybrid 100V
<<locked>>
96%
41437
80%
**61
96%
[Hodgdon LVR]*
<<locked>>
94%
46267
90%
**79
94%
Hodgdon VARGET
<<locked>>
89%
45687
89%
**00
96%
Hodgdon TrailBoss
<<locked>>
96%
33243
65%
**31
100%
IMR 3031
<<locked>>
86%
46209
90%
**79
100%
IMR 4064
<<locked>>
89%
45803
89%
**07
96%
[IMR 4166 Enduron]*
<<locked>>
89%
45527
88%
**51
91%
[IMR 4451 Enduron]*
<<locked>>
91%
45788
89%
**81
91%
[IMR 4831]*
<<locked>>
97%
39479
77%
**22
93%
IMR 4895
<<locked>>
85%
45542
88%
**56
97%
Lovex D073.6
<<locked>>
83%
45788
89%
**36
99%
Lovex S062
<<locked>>
87%
46151
90%
**14
98%
[Lovex S065]*
<<locked>>
93%
45759
89%
**94
94%
[Lovex S070]*
<<locked>>
95%
45934
89%
**10
92%
Norma 201
<<locked>>
83%
46035
89%
**10
98%
Norma 202
<<locked>>
84%
46209
90%
**27
100%
Norma 203B
<<locked>>
87%
45672
89%
**50
97%
Norma URP
<<locked>>
97%
45919
89%
**82
95%
Ramshot Big Game
<<locked>>
87%
45759
89%
**66
96%
[Ramshot Hunter]*
<<locked>>
97%
44991
87%
**56
92%
ReloadSwiss RS 14
<<locked>>
96%
33721
66%
**80
100%
[ReloadSwiss RS 50]*
<<locked>>
88%
45963
89%
**94
92%
ReloadSwiss RS 52
<<locked>>
88%
45672
89%
**86
98%
ReloadSwiss RS 60
<<locked>>
94%
46035
89%
**48
98%
ReloadSwiss RS 62
<<locked>>
96%
45252
88%
**96
95%
[ReloadSwiss RS 70]*
<<locked>>
96%
46021
89%
**02
94%
Rottweil R 902
<<locked>>
85%
45948
89%
**97
98%
Rottweil R 903
<<locked>>
90%
45919
89%
**46
97%
SNPE Vectan SP 11
<<locked>>
90%
46137
90%
**86
97%
SNPE Vectan SP 9
<<locked>>
84%
45513
88%
**17
97%
SNPE Vectan Tubal 5000
<<locked>>
89%
46253
90%
**41
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
93%
45382
88%
**25
92%
[Shooters World Long Rifle]*
<<locked>>
93%
45759
89%
**94
94%
Shooters World Match Rifle
<<locked>>
83%
45788
89%
**36
99%
Shooters World Precision
<<locked>>
87%
46151
90%
**14
98%
Somchem S355
<<locked>>
90%
45774
89%
**36
97%
Somchem S365
<<locked>>
97%
41365
80%
**36
98%
Vihtavuori N133
<<locked>>
85%
46340
90%
**48
100%
Vihtavuori N135
<<locked>>
91%
45963
89%
**00
100%
Vihtavuori N140
<<locked>>
86%
45730
89%
**94
100%
Vihtavuori N150
<<locked>>
95%
45948
89%
**07
99%
Vihtavuori N160
<<locked>>
94%
45905
89%
**40
95%
Vihtavuori N540
<<locked>>
86%
46035
89%
**17
100%
Vihtavuori N550
<<locked>>
93%
45948
89%
**82
95%
[Vihtavuori N555]*
<<locked>>
97%
35491
69%
**76
92%
Winchester 6.5 StaBALL
<<locked>>
94%
45803
89%
**04
97%
[Winchester 760]*
<<locked>>
92%
45847
89%
**76
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2208]*
<<locked>>
81%
36840
72%
**87
93%
Accurate 4064
<<locked>>
81%
38348
74%
**66
99%
[Accurate 4350]*
<<locked>>
87%
33228
65%
**77
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
36506
71%
**27
95%
[Alliant Reloder-15]*
<<locked>>
81%
39146
76%
**92
94%
[Alliant Reloder-16]*
<<locked>>
88%
35375
69%
**17
90%
[Alliant Reloder-17]*
<<locked>>
81%
31879
62%
**44
91%
[Alliant Reloder-23]*
<<locked>>
94%
31212
61%
**12
90%
[Baschieri & Pellagri 107]*
<<locked>>
81%
42163
82%
**58
94%
[Hodgdon CFE223]*
<<locked>>
81%
37246
72%
**69
92%
[Hodgdon H380]*
<<locked>>
81%
37434
73%
**27
91%
[Hodgdon H414]*
<<locked>>
89%
42453
82%
**97
90%
[Hodgdon Hybrid 100V]*
<<locked>>
85%
29544
57%
**23
90%
[Hodgdon LVR]*
<<locked>>
86%
36013
70%
**23
90%
[Hodgdon VARGET]*
<<locked>>
81%
36332
71%
**74
93%
Hodgdon TrailBoss
<<locked>>
81%
26716
52%
**70
100%
IMR 3031
<<locked>>
81%
39233
76%
**35
100%
[IMR 4064]*
<<locked>>
81%
36318
71%
**67
93%
[IMR 4166 Enduron]*
<<locked>>
86%
42351
82%
**76
90%
[IMR 4451 Enduron]*
<<locked>>
88%
42322
82%
**05
90%
[IMR 4831]*
<<locked>>
90%
32793
64%
**44
90%
IMR 4895
<<locked>>
81%
40147
78%
**25
95%
Lovex D073.6
<<locked>>
81%
42293
82%
**61
99%
Lovex S062
<<locked>>
81%
38754
75%
**46
96%
[Lovex S065]*
<<locked>>
86%
37362
73%
**90
90%
[Lovex S070]*
<<locked>>
91%
41104
80%
**99
90%
Norma 201
<<locked>>
81%
42728
83%
**35
97%
Norma 202
<<locked>>
81%
42772
83%
**48
99%
[Norma 203B]*
<<locked>>
81%
38522
75%
**79
94%
[Norma URP]*
<<locked>>
87%
33823
66%
**81
90%
[Ramshot Big Game]*
<<locked>>
81%
37927
74%
**79
94%
[Ramshot Hunter]*
<<locked>>
93%
40190
78%
**35
90%
ReloadSwiss RS 14
<<locked>>
81%
27209
53%
**16
100%
[ReloadSwiss RS 50]*
<<locked>>
83%
39537
77%
**46
90%
ReloadSwiss RS 52
<<locked>>
81%
36709
71%
**86
96%
[ReloadSwiss RS 60]*
<<locked>>
81%
31096
60%
**25
91%
[ReloadSwiss RS 62]*
<<locked>>
89%
35418
69%
**49
90%
[ReloadSwiss RS 70]*
<<locked>>
91%
38769
75%
**12
90%
Rottweil R 902
<<locked>>
81%
41031
80%
**82
97%
[Rottweil R 903]*
<<locked>>
81%
34156
66%
**61
94%
[SNPE Vectan SP 11]*
<<locked>>
81%
34722
67%
**94
92%
SNPE Vectan SP 9
<<locked>>
81%
41655
81%
**31
96%
SNPE Vectan Tubal 5000
<<locked>>
81%
36666
71%
**38
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
90%
41162
80%
**43
90%
[Shooters World Long Rifle]*
<<locked>>
86%
37362
73%
**90
90%
Shooters World Match Rifle
<<locked>>
81%
42293
82%
**61
99%
Shooters World Precision
<<locked>>
81%
38754
75%
**46
96%
[Somchem S355]*
<<locked>>
81%
34925
68%
**67
94%
[Somchem S365]*
<<locked>>
83%
27557
54%
**07
90%
Vihtavuori N133
<<locked>>
81%
41365
80%
**46
100%
Vihtavuori N135
<<locked>>
81%
34156
66%
**35
99%
Vihtavuori N140
<<locked>>
81%
39958
78%
**69
99%
[Vihtavuori N150]*
<<locked>>
81%
29849
58%
**07
93%
[Vihtavuori N160]*
<<locked>>
85%
34592
67%
**58
90%
Vihtavuori N540
<<locked>>
81%
39682
77%
**82
99%
[Vihtavuori N550]*
<<locked>>
84%
34301
67%
**97
90%
[Vihtavuori N555]*
<<locked>>
94%
32300
63%
**84
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
30139
59%
**90
90%
[Winchester 760]*
<<locked>>
89%
42453
82%
**97
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.

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