top of page

Load data for .300 Lapua Mag. + .308 | 135gr | IBEX Viper

Recommended Powder(s):

.300 Lapua Mag. + .308 | 135gr | IBEX Viper

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 135gr | IBEX Viper
Manufacturer SKU:
T7004
Bullet Weight:
135gr | 8.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.260" | 32.0mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.359" | 9.1mm
Shank Seated Depth:
0.177" | 4.5mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B7015_C363
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 132 loads in caliber .300 Lapua Mag. with .308 | 135gr | IBEX Viper bullet and 66 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
84%
54795
90%
**15
100%
ADI AR 2209
<<locked>>
95%
54476
89%
**94
96%
[ADI AR 2213]*
<<locked>>
97%
52228
86%
**64
94%
Accurate 2700
<<locked>>
85%
54418
89%
**56
97%
Accurate 3100
<<locked>>
97%
52373
86%
**99
98%
Accurate 4350
<<locked>>
89%
54694
90%
**78
100%
Alliant Reloder- TS 15.5
<<locked>>
83%
54505
89%
**35
100%
Alliant Reloder-16 👍
<<locked>>
91%
54578
90%
**30
100%
Alliant Reloder-17
<<locked>>
86%
54491
89%
**33
100%
Alliant Reloder-19
<<locked>>
95%
54447
89%
**81
96%
Alliant Reloder-22
<<locked>>
97%
51764
85%
**74
96%
Alliant Reloder-23
<<locked>>
97%
48675
80%
**19
100%
Alliant Reloder-25
<<locked>>
97%
42728
70%
**00
97%
Alliant Reloder-26
<<locked>>
96%
54070
89%
**86
100%
Hodgdon H414
<<locked>>
86%
54534
90%
**87
98%
Hodgdon H4350
<<locked>>
92%
54099
89%
**22
97%
[Hodgdon H4831]*
<<locked>>
97%
48472
80%
**33
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
54172
89%
**41
94%
Hodgdon Hybrid 100V
<<locked>>
93%
54259
89%
**32
100%
Hodgdon LVR
<<locked>>
88%
54230
89%
**71
99%
Hodgdon Superperformance
<<locked>>
88%
54027
89%
**01
98%
Hodgdon VARGET
<<locked>>
84%
54491
89%
**19
100%
Hodgdon TrailBoss
<<locked>>
97%
35288
58%
**70
100%
IMR 4064
<<locked>>
84%
54288
89%
**02
100%
IMR 4166 Enduron
<<locked>>
85%
54723
90%
**99
98%
IMR 4350
<<locked>>
91%
54143
89%
**22
97%
IMR 4451 Enduron
<<locked>>
86%
54331
89%
**15
98%
IMR 4831
<<locked>>
94%
54288
89%
**45
100%
[IMR 4955 Enduron]*
<<locked>>
97%
53403
88%
**02
94%
IMR 7828 SSC
<<locked>>
97%
53766
88%
**10
95%
Lovex S065
<<locked>>
88%
54288
89%
**09
99%
Lovex S070
<<locked>>
89%
54665
90%
**28
98%
Lovex S071
<<locked>>
97%
44048
72%
**31
96%
Norma 204
<<locked>>
91%
54781
90%
**71
96%
Norma MRP
<<locked>>
97%
54215
89%
**63
98%
Norma URP 👍
<<locked>>
90%
54418
89%
**71
100%
Ramshot Hunter 👍
<<locked>>
91%
54752
90%
**01
99%
Ramshot Magnum
<<locked>>
97%
49835
82%
**09
96%
ReloadSwiss RS 14
<<locked>>
97%
35926
59%
**13
100%
ReloadSwiss RS 60
<<locked>>
87%
54404
89%
**60
100%
ReloadSwiss RS 62
<<locked>>
89%
54636
90%
**91
99%
ReloadSwiss RS 70 👍
<<locked>>
90%
54389
89%
**50
99%
[ReloadSwiss RS 76]*
<<locked>>
97%
41959
69%
**10
94%
Rottweil R 903
<<locked>>
85%
54549
90%
**28
100%
Rottweil R 904
<<locked>>
94%
54621
90%
**35
95%
Rottweil R 905
<<locked>>
96%
54694
90%
**84
97%
Rottweil R 907
<<locked>>
87%
54302
89%
**02
97%
SNPE Vectan SP 11
<<locked>>
84%
54259
89%
**55
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
54563
90%
**04
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
54288
89%
**53
98%
Shooters World Long Rifle
<<locked>>
88%
54288
89%
**09
99%
Somchem S355
<<locked>>
85%
54418
89%
**22
100%
[Somchem S361]*
<<locked>>
93%
54056
89%
**76
94%
Somchem S365
<<locked>>
92%
54317
89%
**97
100%
Somchem S385
<<locked>>
95%
54766
90%
**51
97%
Vihtavuori N135
<<locked>>
86%
54157
89%
**36
100%
Vihtavuori N150
<<locked>>
90%
54795
90%
**86
100%
Vihtavuori N160
<<locked>>
88%
54607
90%
**41
100%
Vihtavuori N165
<<locked>>
97%
48211
79%
**10
95%
Vihtavuori N550
<<locked>>
87%
54679
90%
**81
100%
Vihtavuori N555 👍
<<locked>>
97%
54418
89%
**01
100%
[Vihtavuori N560]*
<<locked>>
97%
51590
85%
**87
94%
[Vihtavuori N565]*
<<locked>>
97%
44831
74%
**17
92%
Winchester 6.5 StaBALL
<<locked>>
89%
54433
89%
**05
100%
Winchester 760
<<locked>>
86%
54534
90%
**87
98%
Winchester StaBALL HD
<<locked>>
97%
43337
71%
**74
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49734
82%
**27
99%
[ADI AR 2209]*
<<locked>>
83%
37579
62%
**04
90%
[ADI AR 2213]*
<<locked>>
90%
42221
69%
**41
90%
Accurate 2700
<<locked>>
81%
48327
79%
**38
96%
[Accurate 3100]*
<<locked>>
81%
31618
52%
**17
91%
Accurate 4350
<<locked>>
81%
42090
69%
**25
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
50488
83%
**63
100%
Alliant Reloder-16
<<locked>>
81%
39740
65%
**12
97%
Alliant Reloder-17
<<locked>>
81%
45295
74%
**59
100%
[Alliant Reloder-19]*
<<locked>>
82%
36767
60%
**90
90%
[Alliant Reloder-22]*
<<locked>>
86%
36463
60%
**20
90%
Alliant Reloder-23
<<locked>>
81%
30081
49%
**40
95%
[Alliant Reloder-25]*
<<locked>>
85%
30356
50%
**30
90%
[Alliant Reloder-26]*
<<locked>>
81%
32285
53%
**61
93%
Hodgdon H414
<<locked>>
81%
46702
77%
**27
96%
[Hodgdon H4350]*
<<locked>>
81%
38696
64%
**90
93%
[Hodgdon H4831]*
<<locked>>
93%
43337
71%
**25
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
43337
71%
**25
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37507
62%
**94
98%
Hodgdon LVR
<<locked>>
81%
43888
72%
**68
97%
[Hodgdon Superperformance]*
<<locked>>
81%
42192
69%
**51
94%
Hodgdon VARGET
<<locked>>
81%
49284
81%
**23
99%
Hodgdon TrailBoss
<<locked>>
81%
28065
46%
**93
100%
IMR 4064
<<locked>>
81%
49008
80%
**04
99%
IMR 4166 Enduron
<<locked>>
81%
47732
78%
**61
96%
[IMR 4350]*
<<locked>>
81%
40495
66%
**33
94%
IMR 4451 Enduron
<<locked>>
81%
46238
76%
**51
96%
IMR 4831
<<locked>>
81%
36187
59%
**61
96%
[IMR 4955 Enduron]*
<<locked>>
88%
41582
68%
**46
90%
[IMR 7828 SSC]*
<<locked>>
89%
41901
69%
**41
90%
Lovex S065
<<locked>>
81%
44280
73%
**99
97%
Lovex S070
<<locked>>
81%
42453
70%
**79
95%
[Lovex S071]*
<<locked>>
83%
29457
48%
**51
90%
[Norma 204]*
<<locked>>
81%
40030
66%
**53
91%
[Norma MRP]*
<<locked>>
82%
33576
55%
**58
90%
Norma URP
<<locked>>
81%
40959
67%
**99
97%
Ramshot Hunter
<<locked>>
81%
39436
65%
**76
95%
[Ramshot Magnum]*
<<locked>>
87%
35665
59%
**61
90%
ReloadSwiss RS 14
<<locked>>
81%
28689
47%
**39
100%
ReloadSwiss RS 60
<<locked>>
81%
43613
72%
**40
100%
ReloadSwiss RS 62
<<locked>>
81%
41220
68%
**18
97%
ReloadSwiss RS 70
<<locked>>
81%
39827
65%
**28
96%
[ReloadSwiss RS 76]*
<<locked>>
92%
35940
59%
**30
90%
Rottweil R 903
<<locked>>
81%
48776
80%
**17
100%
[Rottweil R 904]*
<<locked>>
84%
40335
66%
**23
90%
[Rottweil R 905]*
<<locked>>
82%
35781
59%
**67
90%
Rottweil R 907
<<locked>>
81%
45078
74%
**15
95%
SNPE Vectan SP 11
<<locked>>
81%
49095
81%
**63
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49197
81%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43410
71%
**33
95%
Shooters World Long Rifle
<<locked>>
81%
44280
73%
**99
97%
Somchem S355
<<locked>>
81%
48921
80%
**23
100%
[Somchem S361]*
<<locked>>
85%
42801
70%
**43
90%
Somchem S365
<<locked>>
81%
37420
61%
**49
99%
[Somchem S385]*
<<locked>>
81%
35027
58%
**08
91%
Vihtavuori N135
<<locked>>
81%
47253
78%
**25
100%
Vihtavuori N150
<<locked>>
81%
42003
69%
**43
100%
Vihtavuori N160
<<locked>>
81%
43961
72%
**25
98%
[Vihtavuori N165]*
<<locked>>
86%
34896
57%
**95
90%
Vihtavuori N550
<<locked>>
81%
44947
74%
**91
98%
Vihtavuori N555
<<locked>>
81%
33257
55%
**38
95%
[Vihtavuori N560]*
<<locked>>
91%
42134
69%
**77
90%
[Vihtavuori N565]*
<<locked>>
95%
41205
68%
**31
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41408
68%
**56
99%
Winchester 760
<<locked>>
81%
46702
77%
**27
96%
[Winchester StaBALL HD]*
<<locked>>
81%
27093
44%
**00
93%

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

bottom of page