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Load data for .300 Win. Mag. + .308 | 185gr | Berger JUG OTM

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555

.300 Win. Mag. + .308 | 185gr | Berger JUG OTM

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 185gr | Berger JUG OTM
Manufacturer SKU:
30107
Bullet Weight:
185gr | 12.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.355" | 34.4mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.685" | 17.4mm
Shank Seated Depth:
0.462" | 11.7mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B1095_C380
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 148 loads in caliber .300 Win. Mag. with .308 | 185gr | Berger JUG OTM bullet and 74 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 31.6 fps

  • .

    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>>
85%
55796
89%
**69
100%
ADI AR 2209
<<locked>>
96%
55825
90%
**71
99%
ADI AR 2213
<<locked>>
97%
51053
82%
**25
97%
[ADI AR 2225]*
<<locked>>
97%
33141
53%
**77
93%
Accurate 2700
<<locked>>
86%
55593
89%
**33
99%
Accurate 3100
<<locked>>
97%
50647
81%
**40
99%
Accurate 4064
<<locked>>
83%
55956
90%
**43
100%
Accurate 4350
<<locked>>
90%
55564
89%
**35
100%
[Accurate MAGPRO]*
<<locked>>
97%
49400
79%
**15
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
55840
90%
**85
100%
Alliant Reloder-16
<<locked>>
92%
55506
89%
**81
100%
Alliant Reloder-17
<<locked>>
87%
55854
90%
**90
100%
Alliant Reloder-19
<<locked>>
96%
55883
90%
**71
99%
Alliant Reloder-22
<<locked>>
97%
50169
80%
**18
98%
Alliant Reloder-23
<<locked>>
97%
47442
76%
**62
100%
Alliant Reloder-25
<<locked>>
97%
41655
67%
**90
99%
Alliant Reloder-26 👍
<<locked>>
97%
54737
88%
**56
100%
Hodgdon H380
<<locked>>
84%
55869
90%
**02
100%
Hodgdon H414
<<locked>>
87%
55709
89%
**61
100%
Hodgdon H4350
<<locked>>
94%
55753
89%
**02
99%
Hodgdon H4831
<<locked>>
97%
47340
76%
**03
95%
Hodgdon H4831 SC
<<locked>>
97%
53432
86%
**08
96%
Hodgdon Hybrid 100V
<<locked>>
94%
56115
90%
**02
100%
Hodgdon LVR
<<locked>>
89%
56101
90%
**44
100%
[Hodgdon Retumbo]*
<<locked>>
97%
33141
53%
**77
93%
Hodgdon Superperformance
<<locked>>
89%
55288
89%
**90
99%
Hodgdon VARGET
<<locked>>
85%
55796
89%
**69
100%
Hodgdon TrailBoss
<<locked>>
96%
34940
56%
**03
100%
IMR 4064
<<locked>>
86%
55579
89%
**56
100%
IMR 4166 Enduron
<<locked>>
86%
55825
90%
**59
99%
IMR 4350
<<locked>>
92%
55724
89%
**99
99%
IMR 4451 Enduron
<<locked>>
87%
55680
89%
**85
99%
IMR 4831 👍
<<locked>>
96%
55883
90%
**25
100%
IMR 4955 Enduron
<<locked>>
97%
52750
85%
**62
96%
IMR 7828 SSC
<<locked>>
97%
52649
84%
**61
97%
Lovex S062
<<locked>>
83%
55477
89%
**46
100%
Lovex S065
<<locked>>
89%
55274
89%
**79
100%
Lovex S070
<<locked>>
91%
55811
89%
**99
100%
Lovex S071
<<locked>>
97%
42177
68%
**02
98%
Norma 204
<<locked>>
91%
55535
89%
**35
98%
Norma MRP
<<locked>>
97%
53519
86%
**13
99%
Norma URP
<<locked>>
91%
55956
90%
**44
100%
Ramshot Hunter 👍
<<locked>>
92%
56101
90%
**71
100%
Ramshot Magnum
<<locked>>
97%
48573
78%
**72
98%
ReloadSwiss RS 14
<<locked>>
96%
35302
57%
**39
100%
ReloadSwiss RS 50
<<locked>>
84%
55492
89%
**79
100%
ReloadSwiss RS 60
<<locked>>
89%
56043
90%
**13
100%
ReloadSwiss RS 62
<<locked>>
91%
56101
90%
**67
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
55405
89%
**10
100%
ReloadSwiss RS 76
<<locked>>
97%
40379
65%
**03
97%
Rottweil R 903
<<locked>>
86%
56115
90%
**89
100%
Rottweil R 904
<<locked>>
95%
55956
90%
**18
98%
Rottweil R 905
<<locked>>
97%
56072
90%
**67
99%
Rottweil R 907
<<locked>>
88%
55883
90%
**82
99%
SNPE Vectan SP 11
<<locked>>
85%
55695
89%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
55767
89%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
55709
89%
**43
99%
Shooters World Long Rifle
<<locked>>
89%
55274
89%
**79
100%
Shooters World Precision
<<locked>>
83%
55477
89%
**46
100%
Somchem S355
<<locked>>
86%
55854
90%
**82
100%
Somchem S361
<<locked>>
94%
55753
89%
**79
97%
Somchem S365
<<locked>>
94%
55666
89%
**44
100%
Somchem S385
<<locked>>
97%
56115
90%
**31
99%
Vihtavuori N135
<<locked>>
87%
55622
89%
**90
100%
Vihtavuori N150
<<locked>>
91%
55448
89%
**33
100%
Vihtavuori N160
<<locked>>
89%
55622
89%
**02
100%
Vihtavuori N165
<<locked>>
97%
46775
75%
**74
97%
Vihtavuori N550
<<locked>>
89%
55825
90%
**38
100%
Vihtavuori N555 👍
<<locked>>
97%
52982
85%
**35
100%
Vihtavuori N560
<<locked>>
97%
50647
81%
**38
96%
[Vihtavuori N565]*
<<locked>>
97%
42786
69%
**80
94%
Winchester 6.5 StaBALL
<<locked>>
90%
55535
89%
**76
100%
Winchester 760
<<locked>>
87%
55709
89%
**61
100%
Winchester StaBALL HD
<<locked>>
97%
42293
68%
**15
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49269
79%
**67
100%
[ADI AR 2209]*
<<locked>>
81%
34156
55%
**34
92%
[ADI AR 2213]*
<<locked>>
85%
34954
56%
**74
90%
[ADI AR 2225]*
<<locked>>
93%
28964
46%
**52
90%
Accurate 2700
<<locked>>
81%
47297
76%
**02
98%
[Accurate 3100]*
<<locked>>
81%
29617
47%
**10
94%
Accurate 4064
<<locked>>
81%
52112
84%
**87
100%
Accurate 4350
<<locked>>
81%
40321
65%
**72
99%
[Accurate MAGPRO]*
<<locked>>
90%
39015
63%
**05
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50082
80%
**97
100%
Alliant Reloder-16
<<locked>>
81%
39015
63%
**79
99%
Alliant Reloder-17
<<locked>>
81%
44353
71%
**00
100%
[Alliant Reloder-19]*
<<locked>>
81%
33997
55%
**38
92%
[Alliant Reloder-22]*
<<locked>>
81%
30197
48%
**72
90%
Alliant Reloder-23
<<locked>>
81%
28543
46%
**39
97%
[Alliant Reloder-25]*
<<locked>>
81%
25295
41%
**28
90%
Alliant Reloder-26
<<locked>>
81%
30545
49%
**54
96%
Hodgdon H380
<<locked>>
81%
50749
81%
**20
100%
Hodgdon H414
<<locked>>
81%
46006
74%
**90
98%
Hodgdon H4350
<<locked>>
81%
37579
60%
**70
95%
[Hodgdon H4831]*
<<locked>>
88%
35433
57%
**48
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
35621
57%
**51
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36347
58%
**67
99%
Hodgdon LVR
<<locked>>
81%
43018
69%
**21
99%
[Hodgdon Retumbo]*
<<locked>>
93%
28964
46%
**52
90%
Hodgdon Superperformance
<<locked>>
81%
41205
66%
**31
97%
Hodgdon VARGET
<<locked>>
81%
48704
78%
**64
100%
Hodgdon TrailBoss
<<locked>>
90%
31937
51%
**44
100%
IMR 4064
<<locked>>
81%
48356
78%
**44
100%
IMR 4166 Enduron
<<locked>>
81%
47529
76%
**28
98%
IMR 4350
<<locked>>
81%
39697
64%
**20
96%
IMR 4451 Enduron
<<locked>>
81%
45527
73%
**12
98%
IMR 4831
<<locked>>
81%
35143
56%
**51
98%
[IMR 4955 Enduron]*
<<locked>>
83%
34229
55%
**88
90%
[IMR 7828 SSC]*
<<locked>>
84%
34534
55%
**77
90%
Lovex S062
<<locked>>
81%
51779
83%
**97
100%
Lovex S065
<<locked>>
81%
42830
69%
**62
99%
Lovex S070
<<locked>>
81%
41292
66%
**49
97%
[Lovex S071]*
<<locked>>
81%
25353
41%
**92
91%
[Norma 204]*
<<locked>>
81%
39059
63%
**39
94%
[Norma MRP]*
<<locked>>
81%
30850
49%
**21
92%
Norma URP
<<locked>>
81%
39958
64%
**69
99%
Ramshot Hunter
<<locked>>
81%
38725
62%
**52
97%
[Ramshot Magnum]*
<<locked>>
83%
29225
47%
**39
90%
ReloadSwiss RS 14
<<locked>>
86%
30661
49%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
50734
81%
**07
99%
ReloadSwiss RS 60
<<locked>>
81%
42830
69%
**00
100%
ReloadSwiss RS 62
<<locked>>
81%
39958
64%
**89
99%
ReloadSwiss RS 70
<<locked>>
81%
38551
62%
**02
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
29515
47%
**88
90%
Rottweil R 903
<<locked>>
81%
47514
76%
**61
100%
[Rottweil R 904]*
<<locked>>
81%
35375
57%
**25
91%
[Rottweil R 905]*
<<locked>>
81%
32938
53%
**15
92%
Rottweil R 907
<<locked>>
81%
44164
71%
**89
97%
SNPE Vectan SP 11
<<locked>>
81%
48617
78%
**13
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48428
78%
**52
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42366
68%
**13
97%
Shooters World Long Rifle
<<locked>>
81%
42830
69%
**62
99%
Shooters World Precision
<<locked>>
81%
51779
83%
**97
100%
Somchem S355
<<locked>>
81%
47398
76%
**51
100%
[Somchem S361]*
<<locked>>
81%
35853
57%
**08
90%
Somchem S365
<<locked>>
81%
36303
58%
**26
100%
[Somchem S385]*
<<locked>>
81%
33692
54%
**08
94%
Vihtavuori N135
<<locked>>
81%
46282
74%
**56
100%
Vihtavuori N150
<<locked>>
81%
40727
65%
**03
100%
Vihtavuori N160
<<locked>>
81%
43250
69%
**02
99%
[Vihtavuori N165]*
<<locked>>
82%
28587
46%
**67
90%
Vihtavuori N550
<<locked>>
81%
43613
70%
**41
99%
Vihtavuori N555
<<locked>>
81%
31647
51%
**15
97%
[Vihtavuori N560]*
<<locked>>
86%
34882
56%
**10
90%
[Vihtavuori N565]*
<<locked>>
90%
33591
54%
**77
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40567
65%
**39
100%
Winchester 760
<<locked>>
81%
46006
74%
**90
98%
Winchester StaBALL HD
<<locked>>
81%
25266
41%
**13
96%

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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