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Load data for 6.5 Weatherby RPM + .264 | 87gr | IBEX Viper

Recommended Powder(s):

6.5 Weatherby RPM + .264 | 87gr | IBEX Viper

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 87gr | IBEX Viper
Manufacturer SKU:
T7005
Bullet Weight:
87gr | 5.6g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
<<locked>>
Caliber:
6.5 Weatherby RPM load data
Case Length (l3):
2.570" | 65.3mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
82.5 Grains of Water | 5.36 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
65000 psi | 4482 bar
LID:
LID_B7007_C185
Last updated:
2026-01-21
Recommended Twist Rate:
1:10 - 1:8

Load data for 144 loads in caliber 6.5 Weatherby RPM with .264 | 87gr | IBEX Viper bullet and 72 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 2208
<<locked>>
85%
57072
89%
**78
100%
ADI AR 2209
<<locked>>
95%
57058
89%
**56
97%
ADI AR 2213
<<locked>>
97%
54737
86%
**20
95%
Accurate 2700
<<locked>>
85%
57522
90%
**12
98%
Accurate 3100
<<locked>>
97%
55492
87%
**58
99%
Accurate 4350
<<locked>>
89%
57334
90%
**37
100%
[Accurate MAGPRO]*
<<locked>>
97%
54186
85%
**17
93%
Alliant Reloder- TS 15.5
<<locked>>
84%
57014
89%
**91
100%
Alliant Reloder-16 👍
<<locked>>
91%
56840
89%
**83
100%
Alliant Reloder-17
<<locked>>
86%
57305
90%
**99
100%
Alliant Reloder-19
<<locked>>
95%
57276
90%
**40
97%
Alliant Reloder-22
<<locked>>
97%
54360
85%
**24
96%
Alliant Reloder-23
<<locked>>
97%
51764
81%
**78
100%
Alliant Reloder-25
<<locked>>
97%
44817
70%
**50
97%
Alliant Reloder-26
<<locked>>
95%
57029
89%
**48
100%
Bofors RP15
<<locked>>
97%
49966
78%
**28
95%
Bofors RP5
<<locked>>
97%
54360
85%
**24
96%
Bofors RP7
<<locked>>
88%
57348
90%
**71
98%
Hodgdon H414
<<locked>>
86%
56840
89%
**37
98%
Hodgdon H4350
<<locked>>
92%
56739
89%
**78
98%
[Hodgdon H4831]*
<<locked>>
97%
50357
79%
**73
93%
Hodgdon H4831 SC
<<locked>>
97%
57203
89%
**04
95%
Hodgdon Hybrid 100V
<<locked>>
93%
56753
89%
**94
100%
Hodgdon LVR
<<locked>>
88%
56753
89%
**20
99%
Hodgdon Superperformance
<<locked>>
88%
56942
89%
**63
98%
Hodgdon VARGET
<<locked>>
85%
56855
89%
**81
100%
Hodgdon TrailBoss
<<locked>>
96%
34969
55%
**51
100%
IMR 4064
<<locked>>
85%
57014
89%
**68
100%
IMR 4166 Enduron
<<locked>>
86%
57261
90%
**61
98%
IMR 4350
<<locked>>
91%
57072
89%
**91
98%
IMR 4451 Enduron
<<locked>>
87%
57130
89%
**74
98%
IMR 4831
<<locked>>
94%
57276
90%
**20
100%
IMR 4955 Enduron
<<locked>>
97%
56289
88%
**51
95%
IMR 7828 SSC
<<locked>>
97%
56391
88%
**73
95%
Lovex S065
<<locked>>
88%
57305
90%
**78
99%
Lovex S070
<<locked>>
89%
56942
89%
**88
98%
Lovex S071
<<locked>>
97%
46296
72%
**68
97%
Norma 204
<<locked>>
91%
57246
89%
**27
97%
Norma MRP
<<locked>>
96%
57305
90%
**19
98%
Norma URP 👍
<<locked>>
90%
57203
89%
**43
100%
Ramshot Grand
<<locked>>
95%
57174
89%
**93
96%
Ramshot Hunter 👍
<<locked>>
91%
57537
90%
**50
99%
Ramshot Magnum
<<locked>>
97%
53621
84%
**71
97%
ReloadSwiss RS 14
<<locked>>
96%
35752
56%
**00
100%
ReloadSwiss RS 50
<<locked>>
83%
56913
89%
**65
99%
ReloadSwiss RS 60
<<locked>>
85%
57305
90%
**02
100%
ReloadSwiss RS 62
<<locked>>
89%
57232
89%
**53
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
57493
90%
**09
100%
ReloadSwiss RS 76
<<locked>>
97%
44411
69%
**53
95%
Rottweil R 903
<<locked>>
85%
57174
89%
**78
100%
Rottweil R 904
<<locked>>
94%
57145
89%
**91
96%
Rottweil R 905
<<locked>>
95%
56942
89%
**37
97%
Rottweil R 907
<<locked>>
88%
57348
90%
**71
98%
SNPE Vectan SP 11
<<locked>>
84%
57087
89%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57522
90%
**63
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
57493
90%
**28
98%
Shooters World Long Rifle
<<locked>>
88%
57305
90%
**78
99%
Somchem S355
<<locked>>
85%
56942
89%
**71
100%
Somchem S361
<<locked>>
93%
57087
89%
**32
95%
Somchem S365
<<locked>>
92%
57217
89%
**47
100%
Somchem S385
<<locked>>
95%
57087
89%
**94
98%
Vihtavuori N135
<<locked>>
86%
57014
89%
**02
100%
Vihtavuori N150
<<locked>>
90%
57232
89%
**35
100%
Vihtavuori N160
<<locked>>
88%
57101
89%
**94
100%
Vihtavuori N165
<<locked>>
97%
50575
79%
**50
96%
Vihtavuori N550
<<locked>>
87%
57087
89%
**37
100%
Vihtavuori N555 👍
<<locked>>
96%
57217
89%
**63
100%
[Vihtavuori N560]*
<<locked>>
97%
54882
86%
**56
94%
[Vihtavuori N565]*
<<locked>>
97%
47442
74%
**66
92%
Winchester 6.5 StaBALL
<<locked>>
89%
56826
89%
**48
100%
Winchester 760
<<locked>>
86%
56840
89%
**37
98%
Winchester StaBALL HD
<<locked>>
97%
47152
74%
**27
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51503
81%
**73
99%
[ADI AR 2209]*
<<locked>>
82%
37971
59%
**07
90%
[ADI AR 2213]*
<<locked>>
89%
42627
67%
**45
90%
Accurate 2700
<<locked>>
81%
50386
79%
**87
96%
[Accurate 3100]*
<<locked>>
81%
33257
52%
**40
92%
Accurate 4350
<<locked>>
81%
43743
68%
**55
98%
[Accurate MAGPRO]*
<<locked>>
93%
47761
75%
**76
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52489
82%
**09
100%
Alliant Reloder-16
<<locked>>
81%
41394
65%
**48
98%
Alliant Reloder-17
<<locked>>
81%
47500
74%
**06
100%
[Alliant Reloder-19]*
<<locked>>
82%
37449
59%
**91
90%
[Alliant Reloder-22]*
<<locked>>
86%
37840
59%
**40
90%
Alliant Reloder-23
<<locked>>
81%
31444
49%
**53
95%
[Alliant Reloder-25]*
<<locked>>
84%
30980
48%
**30
90%
[Alliant Reloder-26]*
<<locked>>
81%
34026
53%
**94
94%
[Bofors RP15]*
<<locked>>
88%
37971
59%
**27
90%
[Bofors RP5]*
<<locked>>
86%
37840
59%
**40
90%
Bofors RP7
<<locked>>
81%
46659
73%
**51
95%
Hodgdon H414
<<locked>>
81%
48849
76%
**86
97%
[Hodgdon H4350]*
<<locked>>
81%
40059
63%
**17
93%
[Hodgdon H4831]*
<<locked>>
92%
43903
69%
**28
90%
[Hodgdon H4831 SC]*
<<locked>>
89%
43903
69%
**28
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39131
61%
**27
98%
Hodgdon LVR
<<locked>>
81%
45484
71%
**97
98%
Hodgdon Superperformance
<<locked>>
81%
44266
69%
**94
95%
Hodgdon VARGET
<<locked>>
81%
50923
80%
**66
99%
Hodgdon TrailBoss
<<locked>>
81%
27963
44%
**67
100%
IMR 4064
<<locked>>
81%
50357
79%
**46
99%
IMR 4166 Enduron
<<locked>>
81%
49269
77%
**01
97%
[IMR 4350]*
<<locked>>
81%
42061
66%
**69
94%
IMR 4451 Enduron
<<locked>>
81%
48095
75%
**01
96%
IMR 4831
<<locked>>
81%
37782
59%
**94
96%
[IMR 4955 Enduron]*
<<locked>>
88%
42540
67%
**63
90%
[IMR 7828 SSC]*
<<locked>>
88%
42076
66%
**45
90%
Lovex S065
<<locked>>
81%
45774
72%
**45
97%
Lovex S070
<<locked>>
81%
44251
69%
**15
95%
[Lovex S071]*
<<locked>>
83%
30385
48%
**44
90%
[Norma 204]*
<<locked>>
81%
41742
65%
**89
92%
[Norma MRP]*
<<locked>>
82%
34606
54%
**61
90%
Norma URP
<<locked>>
81%
42728
67%
**35
97%
[Ramshot Grand]*
<<locked>>
87%
42018
66%
**45
90%
Ramshot Hunter
<<locked>>
81%
41582
65%
**05
95%
[Ramshot Magnum]*
<<locked>>
86%
35969
56%
**54
90%
ReloadSwiss RS 14
<<locked>>
81%
28732
45%
**23
100%
ReloadSwiss RS 50
<<locked>>
81%
53229
83%
**06
98%
ReloadSwiss RS 60
<<locked>>
81%
50372
79%
**84
100%
ReloadSwiss RS 62
<<locked>>
81%
43395
68%
**61
97%
ReloadSwiss RS 70
<<locked>>
81%
41597
65%
**58
96%
[ReloadSwiss RS 76]*
<<locked>>
91%
36042
56%
**10
90%
Rottweil R 903
<<locked>>
81%
50720
79%
**69
100%
[Rottweil R 904]*
<<locked>>
84%
41162
64%
**36
90%
[Rottweil R 905]*
<<locked>>
82%
37014
58%
**81
90%
Rottweil R 907
<<locked>>
81%
46659
73%
**51
95%
SNPE Vectan SP 11
<<locked>>
81%
51155
80%
**02
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50937
80%
**58
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45136
71%
**79
96%
Shooters World Long Rifle
<<locked>>
81%
45774
72%
**45
97%
Somchem S355
<<locked>>
81%
50633
79%
**60
100%
[Somchem S361]*
<<locked>>
84%
43192
68%
**46
90%
Somchem S365
<<locked>>
81%
39291
61%
**86
99%
[Somchem S385]*
<<locked>>
81%
36622
57%
**31
91%
Vihtavuori N135
<<locked>>
81%
48950
77%
**68
100%
Vihtavuori N150
<<locked>>
81%
43584
68%
**79
100%
Vihtavuori N160
<<locked>>
81%
45919
72%
**64
98%
[Vihtavuori N165]*
<<locked>>
85%
35389
55%
**92
90%
Vihtavuori N550
<<locked>>
81%
46630
73%
**17
98%
Vihtavuori N555
<<locked>>
81%
34940
55%
**54
95%
[Vihtavuori N560]*
<<locked>>
90%
43395
68%
**91
90%
[Vihtavuori N565]*
<<locked>>
94%
42496
66%
**48
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43308
68%
**92
99%
Winchester 760
<<locked>>
81%
48849
76%
**86
97%
[Winchester StaBALL HD]*
<<locked>>
81%
28311
44%
**13
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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