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Load data for .300 Rem. Ultra Mag + .308 | 150gr | Barnes MPG

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Winchester StaBALL HD

.300 Rem. Ultra Mag + .308 | 150gr | Barnes MPG

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Barnes MPG
Manufacturer SKU:
30817
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.289" | 32.7mm
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:
0.595" | 15.1mm
Shank Seated Depth:
0.595" | 15.1mm
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_B605_C374
Last updated:
2025-01-01

Load data for 128 loads in caliber .300 Rem. Ultra Mag with .308 | 150gr | Barnes MPG bullet and 64 powders such as ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Winchester StaBALL HD. 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>>
92%
58073
89%
**14
99%
ADI AR 2213
<<locked>>
95%
58160
89%
**46
99%
ADI AR 2217
<<locked>>
97%
45484
70%
**04
96%
ADI AR 2225
<<locked>>
97%
40915
63%
**54
98%
Accurate 3100
<<locked>>
95%
58465
90%
**51
100%
Accurate 4350
<<locked>>
86%
57928
89%
**77
100%
Accurate MAGPRO
<<locked>>
95%
58392
90%
**46
97%
Alliant Reloder-16
<<locked>>
88%
58407
90%
**27
100%
Alliant Reloder-17
<<locked>>
83%
58146
89%
**10
100%
Alliant Reloder-19 👍
<<locked>>
92%
57841
89%
**00
99%
Alliant Reloder-22
<<locked>>
95%
58247
90%
**33
99%
Alliant Reloder-23
<<locked>>
96%
58407
90%
**97
100%
Alliant Reloder-25
<<locked>>
97%
51242
79%
**51
100%
Alliant Reloder-26
<<locked>>
92%
58262
90%
**76
100%
Hodgdon H1000
<<locked>>
97%
45484
70%
**04
96%
Hodgdon H4350
<<locked>>
90%
58044
89%
**54
100%
Hodgdon H4831
<<locked>>
97%
57421
88%
**68
98%
Hodgdon H4831 SC
<<locked>>
93%
58175
90%
**81
98%
Hodgdon Hybrid 100V
<<locked>>
90%
58291
90%
**31
100%
Hodgdon LVR
<<locked>>
85%
58392
90%
**91
100%
Hodgdon Retumbo
<<locked>>
97%
40915
63%
**54
98%
Hodgdon Superperformance
<<locked>>
85%
58291
90%
**20
100%
Hodgdon TrailBoss
<<locked>>
97%
35346
54%
**69
100%
IMR 4166 Enduron
<<locked>>
84%
58204
90%
**35
100%
IMR 4350
<<locked>>
88%
57943
89%
**48
100%
IMR 4451 Enduron
<<locked>>
84%
58001
89%
**48
100%
IMR 4831
<<locked>>
92%
58465
90%
**68
100%
IMR 4955 Enduron
<<locked>>
95%
58131
89%
**51
98%
IMR 7828 SSC
<<locked>>
94%
57754
89%
**50
99%
[IMR 8133 Enduron]*
<<locked>>
97%
36854
57%
**49
93%
Lovex S065
<<locked>>
86%
58349
90%
**41
100%
Lovex S070
<<locked>>
87%
58276
90%
**61
100%
Lovex S071
<<locked>>
97%
51953
80%
**56
100%
Norma 204
<<locked>>
87%
58001
89%
**91
99%
Norma 217
<<locked>>
97%
36782
57%
**69
96%
Norma MRP 👍
<<locked>>
93%
58276
90%
**66
100%
Norma URP
<<locked>>
87%
57725
89%
**81
100%
Ramshot Hunter
<<locked>>
88%
58189
90%
**94
100%
Ramshot Magnum
<<locked>>
95%
58204
90%
**00
100%
ReloadSwiss RS 14
<<locked>>
96%
35926
55%
**11
100%
ReloadSwiss RS 60
<<locked>>
84%
58146
89%
**30
100%
ReloadSwiss RS 62
<<locked>>
86%
57870
89%
**94
100%
ReloadSwiss RS 70
<<locked>>
87%
57914
89%
**33
100%
ReloadSwiss RS 76
<<locked>>
97%
51198
79%
**04
100%
ReloadSwiss RS 80
<<locked>>
97%
46601
72%
**79
95%
Rottweil R 904
<<locked>>
91%
58421
90%
**68
99%
Rottweil R 905 👍
<<locked>>
92%
58102
89%
**07
99%
Rottweil R 907
<<locked>>
85%
58436
90%
**54
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
57914
89%
**95
100%
Shooters World Long Rifle
<<locked>>
86%
58349
90%
**41
100%
Somchem S361
<<locked>>
90%
57827
89%
**12
98%
Somchem S365
<<locked>>
89%
57856
89%
**74
100%
Somchem S385
<<locked>>
92%
57914
89%
**64
100%
Vihtavuori N135
<<locked>>
84%
58044
89%
**43
100%
Vihtavuori N150
<<locked>>
88%
58392
90%
**86
100%
Vihtavuori N160
<<locked>>
85%
57783
89%
**45
100%
Vihtavuori N165
<<locked>>
97%
57217
88%
**28
99%
Vihtavuori N550
<<locked>>
85%
58044
89%
**84
100%
Vihtavuori N555
<<locked>>
93%
58421
90%
**04
100%
Vihtavuori N560
<<locked>>
95%
58044
89%
**56
98%
Vihtavuori N565
<<locked>>
97%
54143
83%
**61
98%
Vihtavuori N568
<<locked>>
97%
47398
73%
**82
95%
Winchester 6.5 StaBALL
<<locked>>
86%
58204
90%
**95
100%
Winchester StaBALL HD 👍
<<locked>>
97%
58349
90%
**99
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40190
62%
**89
95%
[ADI AR 2213]*
<<locked>>
81%
35940
55%
**00
92%
[ADI AR 2217]*
<<locked>>
88%
33388
51%
**08
90%
[ADI AR 2225]*
<<locked>>
86%
28094
43%
**87
90%
Accurate 3100
<<locked>>
81%
35969
55%
**48
97%
Accurate 4350
<<locked>>
81%
48225
74%
**17
100%
[Accurate MAGPRO]*
<<locked>>
83%
37449
58%
**40
90%
Alliant Reloder-16
<<locked>>
81%
45890
71%
**30
100%
Alliant Reloder-17
<<locked>>
81%
53679
83%
**54
100%
Alliant Reloder-19
<<locked>>
81%
40147
62%
**69
95%
[Alliant Reloder-22]*
<<locked>>
81%
35926
55%
**03
94%
Alliant Reloder-23
<<locked>>
81%
34476
53%
**84
99%
Alliant Reloder-25
<<locked>>
81%
30081
46%
**72
95%
Alliant Reloder-26
<<locked>>
81%
38189
59%
**18
99%
[Hodgdon H1000]*
<<locked>>
88%
33388
51%
**08
90%
Hodgdon H4350
<<locked>>
81%
43918
68%
**12
97%
[Hodgdon H4831]*
<<locked>>
82%
34418
53%
**12
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
37681
58%
**00
92%
Hodgdon Hybrid 100V
<<locked>>
81%
43294
67%
**08
100%
Hodgdon LVR
<<locked>>
81%
50502
78%
**66
100%
[Hodgdon Retumbo]*
<<locked>>
86%
28094
43%
**87
90%
Hodgdon Superperformance
<<locked>>
81%
50270
77%
**02
99%
Hodgdon TrailBoss
<<locked>>
81%
28079
43%
**08
100%
IMR 4166 Enduron
<<locked>>
81%
53461
82%
**59
99%
IMR 4350
<<locked>>
81%
46166
71%
**58
98%
IMR 4451 Enduron
<<locked>>
81%
52054
80%
**53
99%
IMR 4831
<<locked>>
81%
41263
64%
**79
99%
[IMR 4955 Enduron]*
<<locked>>
81%
37753
58%
**67
92%
[IMR 7828 SSC]*
<<locked>>
81%
36811
57%
**26
92%
[IMR 8133 Enduron]*
<<locked>>
93%
32401
50%
**31
90%
Lovex S065
<<locked>>
81%
49690
76%
**04
100%
Lovex S070
<<locked>>
81%
47877
74%
**94
99%
[Lovex S071]*
<<locked>>
81%
30821
47%
**13
94%
Norma 204
<<locked>>
81%
46253
71%
**90
97%
[Norma 217]*
<<locked>>
89%
28427
44%
**26
90%
Norma MRP
<<locked>>
81%
37768
58%
**82
96%
Norma URP
<<locked>>
81%
47239
73%
**07
100%
Ramshot Hunter
<<locked>>
81%
46180
71%
**07
99%
[Ramshot Magnum]*
<<locked>>
81%
33460
52%
**28
94%
ReloadSwiss RS 14
<<locked>>
81%
28660
44%
**50
100%
ReloadSwiss RS 60
<<locked>>
81%
51663
80%
**41
100%
ReloadSwiss RS 62
<<locked>>
81%
48414
75%
**40
100%
ReloadSwiss RS 70
<<locked>>
81%
46572
72%
**53
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28543
44%
**33
90%
[ReloadSwiss RS 80]*
<<locked>>
90%
35476
55%
**23
90%
[Rottweil R 904]*
<<locked>>
81%
41321
64%
**59
94%
Rottweil R 905
<<locked>>
81%
39320
61%
**62
95%
Rottweil R 907
<<locked>>
81%
50821
78%
**23
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
48631
75%
**41
99%
Shooters World Long Rifle
<<locked>>
81%
49690
76%
**04
100%
[Somchem S361]*
<<locked>>
81%
42438
65%
**49
94%
Somchem S365
<<locked>>
81%
44193
68%
**58
100%
Somchem S385
<<locked>>
81%
40103
62%
**46
96%
Vihtavuori N135
<<locked>>
81%
52997
82%
**81
100%
Vihtavuori N150
<<locked>>
81%
47340
73%
**25
100%
Vihtavuori N160
<<locked>>
81%
50633
78%
**33
100%
[Vihtavuori N165]*
<<locked>>
81%
33692
52%
**79
93%
Vihtavuori N550
<<locked>>
81%
51474
79%
**79
100%
Vihtavuori N555
<<locked>>
81%
38638
59%
**56
99%
[Vihtavuori N560]*
<<locked>>
81%
35998
55%
**17
91%
[Vihtavuori N565]*
<<locked>>
83%
33533
52%
**38
90%
[Vihtavuori N568]*
<<locked>>
90%
37217
57%
**59
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48341
74%
**58
100%
Winchester StaBALL HD
<<locked>>
81%
30197
46%
**77
99%

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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