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Load data for .300 Rem. Ultra Mag + .308 | 156gr | Berger Fullbore THP

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Ramshot Magnum

.300 Rem. Ultra Mag + .308 | 156gr | Berger Fullbore THP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 156gr | Berger Fullbore THP
Manufacturer SKU:
30416
Bullet Weight:
156gr | 10.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.226" | 31.1mm
Caliber:
.300 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.544" | 90.0mm
Seated Depth:
0.532" | 13.5mm
Shank Seated Depth:
0.351" | 8.9mm
Case Capacity:
112.5 Grains of Water | 7.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B1067_C374
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 126 loads in caliber .300 Rem. Ultra Mag with .308 | 156gr | Berger Fullbore THP bullet and 63 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Ramshot Magnum. 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>>
90%
58102
89%
**71
99%
ADI AR 2213
<<locked>>
93%
58392
90%
**07
99%
ADI AR 2217
<<locked>>
97%
47848
74%
**10
97%
ADI AR 2225
<<locked>>
97%
43120
66%
**77
99%
Accurate 3100
<<locked>>
93%
58262
90%
**99
100%
Accurate 4350
<<locked>>
85%
57972
89%
**31
100%
Accurate MAGPRO
<<locked>>
93%
58291
90%
**04
98%
Alliant Reloder-16
<<locked>>
86%
57769
89%
**68
100%
Alliant Reloder-19 👍
<<locked>>
91%
58291
90%
**71
100%
Alliant Reloder-22 👍
<<locked>>
93%
57783
89%
**94
100%
Alliant Reloder-23
<<locked>>
95%
58044
89%
**41
100%
Alliant Reloder-25
<<locked>>
97%
54607
84%
**58
100%
Alliant Reloder-26
<<locked>>
90%
57827
89%
**17
100%
[Alliant Reloder-33]*
<<locked>>
97%
44947
69%
**97
92%
Hodgdon H1000
<<locked>>
97%
47848
74%
**10
97%
Hodgdon H4350
<<locked>>
89%
58175
90%
**18
100%
Hodgdon H4831
<<locked>>
96%
57754
89%
**38
98%
Hodgdon H4831 SC
<<locked>>
92%
58189
90%
**41
98%
Hodgdon Hybrid 100V
<<locked>>
88%
58218
90%
**89
100%
Hodgdon LVR
<<locked>>
84%
58059
89%
**38
100%
Hodgdon Retumbo
<<locked>>
97%
43120
66%
**77
99%
Hodgdon Superperformance
<<locked>>
84%
58218
90%
**77
100%
Hodgdon TrailBoss
<<locked>>
97%
35462
55%
**42
100%
IMR 4350
<<locked>>
87%
57943
89%
**09
100%
IMR 4451 Enduron
<<locked>>
83%
58131
89%
**05
100%
IMR 4831
<<locked>>
90%
58305
90%
**22
100%
IMR 4955 Enduron
<<locked>>
93%
58117
89%
**12
98%
IMR 7828 SSC
<<locked>>
92%
58262
90%
**07
99%
[IMR 7977 Enduron]*
<<locked>>
97%
55970
86%
**23
92%
IMR 8133 Enduron
<<locked>>
97%
39015
60%
**69
95%
Lovex S065
<<locked>>
85%
58407
90%
**99
100%
Lovex S070
<<locked>>
86%
58030
89%
**09
100%
Lovex S071
<<locked>>
97%
54665
84%
**49
100%
Norma 204
<<locked>>
86%
58262
90%
**48
99%
Norma 217
<<locked>>
97%
39059
60%
**92
97%
Norma MRP 👍
<<locked>>
91%
58189
90%
**20
100%
Norma URP
<<locked>>
86%
58262
90%
**38
100%
Ramshot Hunter
<<locked>>
86%
57957
89%
**51
100%
Ramshot Magnum 👍
<<locked>>
93%
58131
89%
**64
100%
ReloadSwiss RS 14
<<locked>>
96%
36085
56%
**85
100%
ReloadSwiss RS 62
<<locked>>
85%
57928
89%
**41
100%
ReloadSwiss RS 70
<<locked>>
86%
57943
89%
**94
100%
ReloadSwiss RS 76
<<locked>>
97%
54288
84%
**07
100%
ReloadSwiss RS 80
<<locked>>
97%
49617
76%
**89
97%
Rottweil R 904
<<locked>>
90%
58059
89%
**28
99%
Rottweil R 905
<<locked>>
91%
57783
89%
**51
100%
Rottweil R 907
<<locked>>
84%
58160
90%
**02
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
58175
90%
**53
100%
Shooters World Long Rifle
<<locked>>
85%
58407
90%
**99
100%
Somchem S361
<<locked>>
89%
58001
89%
**79
98%
Somchem S365
<<locked>>
87%
58189
90%
**25
100%
Somchem S385
<<locked>>
91%
57957
89%
**18
100%
Vihtavuori N150
<<locked>>
87%
58465
90%
**40
100%
Vihtavuori N160
<<locked>>
84%
58276
90%
**99
100%
Vihtavuori N165
<<locked>>
96%
58291
90%
**05
100%
Vihtavuori N550
<<locked>>
84%
58392
90%
**38
100%
Vihtavuori N555
<<locked>>
92%
58276
90%
**48
100%
Vihtavuori N560
<<locked>>
93%
58073
89%
**20
99%
Vihtavuori N565
<<locked>>
97%
57319
88%
**77
99%
Vihtavuori N568
<<locked>>
97%
50401
78%
**95
96%
[Vihtavuori N570]*
<<locked>>
97%
47964
74%
**76
93%
Winchester 6.5 StaBALL
<<locked>>
85%
57856
89%
**49
100%
Winchester StaBALL HD
<<locked>>
95%
57711
89%
**33
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42003
65%
**85
96%
[ADI AR 2213]*
<<locked>>
81%
37449
58%
**97
93%
[ADI AR 2217]*
<<locked>>
85%
32256
50%
**46
90%
[ADI AR 2225]*
<<locked>>
83%
27079
42%
**21
90%
Accurate 3100
<<locked>>
81%
37840
58%
**44
98%
Accurate 4350
<<locked>>
81%
50517
78%
**13
100%
[Accurate MAGPRO]*
<<locked>>
81%
36854
57%
**87
90%
Alliant Reloder-16
<<locked>>
81%
48153
74%
**23
100%
Alliant Reloder-19
<<locked>>
81%
41989
65%
**72
96%
Alliant Reloder-22
<<locked>>
81%
37753
58%
**17
95%
Alliant Reloder-23
<<locked>>
81%
36376
56%
**80
100%
Alliant Reloder-25
<<locked>>
81%
31401
48%
**75
96%
Alliant Reloder-26
<<locked>>
81%
40466
62%
**25
99%
[Alliant Reloder-33]*
<<locked>>
94%
40248
62%
**92
90%
[Hodgdon H1000]*
<<locked>>
85%
32256
50%
**46
90%
Hodgdon H4350
<<locked>>
81%
45498
70%
**08
98%
[Hodgdon H4831]*
<<locked>>
81%
35259
54%
**02
91%
[Hodgdon H4831 SC]*
<<locked>>
81%
39276
60%
**94
93%
Hodgdon Hybrid 100V
<<locked>>
81%
45527
70%
**05
100%
Hodgdon LVR
<<locked>>
81%
52765
81%
**59
100%
[Hodgdon Retumbo]*
<<locked>>
83%
27079
42%
**21
90%
Hodgdon Superperformance
<<locked>>
81%
52634
81%
**95
100%
Hodgdon TrailBoss
<<locked>>
81%
28297
44%
**85
100%
IMR 4350
<<locked>>
81%
47776
74%
**41
99%
IMR 4451 Enduron
<<locked>>
81%
54070
83%
**43
100%
IMR 4831
<<locked>>
81%
43395
67%
**72
100%
[IMR 4955 Enduron]*
<<locked>>
81%
39146
60%
**71
94%
[IMR 7828 SSC]*
<<locked>>
81%
38638
59%
**40
94%
[IMR 7977 Enduron]*
<<locked>>
94%
50299
77%
**22
90%
[IMR 8133 Enduron]*
<<locked>>
91%
31372
48%
**66
90%
Lovex S065
<<locked>>
81%
51474
79%
**97
100%
Lovex S070
<<locked>>
81%
49951
77%
**90
99%
Lovex S071
<<locked>>
81%
32430
50%
**16
96%
Norma 204
<<locked>>
81%
48312
74%
**87
98%
[Norma 217]*
<<locked>>
87%
27383
42%
**67
90%
Norma MRP
<<locked>>
81%
39972
62%
**92
97%
Norma URP
<<locked>>
81%
49356
76%
**00
100%
Ramshot Hunter
<<locked>>
81%
48283
74%
**04
100%
Ramshot Magnum
<<locked>>
81%
35172
54%
**38
95%
ReloadSwiss RS 14
<<locked>>
81%
28921
45%
**27
100%
ReloadSwiss RS 62
<<locked>>
81%
50720
78%
**33
100%
ReloadSwiss RS 70
<<locked>>
81%
48849
75%
**59
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
29965
46%
**52
93%
[ReloadSwiss RS 80]*
<<locked>>
87%
34098
52%
**51
90%
Rottweil R 904
<<locked>>
81%
43207
67%
**66
96%
Rottweil R 905
<<locked>>
81%
41350
64%
**59
96%
Rottweil R 907
<<locked>>
81%
52649
81%
**27
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
50546
78%
**35
99%
Shooters World Long Rifle
<<locked>>
81%
51474
79%
**97
100%
Somchem S361
<<locked>>
81%
44164
68%
**46
95%
Somchem S365
<<locked>>
81%
46325
71%
**54
100%
Somchem S385
<<locked>>
81%
41916
65%
**40
97%
Vihtavuori N150
<<locked>>
81%
49197
76%
**15
100%
Vihtavuori N160
<<locked>>
81%
52852
81%
**23
100%
Vihtavuori N165
<<locked>>
81%
35462
55%
**89
95%
Vihtavuori N550
<<locked>>
81%
53693
83%
**69
100%
Vihtavuori N555
<<locked>>
81%
40683
63%
**62
100%
[Vihtavuori N560]*
<<locked>>
81%
37884
58%
**26
93%
[Vihtavuori N565]*
<<locked>>
81%
32750
50%
**75
90%
[Vihtavuori N568]*
<<locked>>
87%
35723
55%
**84
90%
[Vihtavuori N570]*
<<locked>>
92%
40915
63%
**28
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50372
78%
**51
100%
Winchester StaBALL HD
<<locked>>
81%
32590
50%
**00
100%

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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