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Load data for .300 Rem. Ultra Mag + .308 | 150gr | CutEdge MTH

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

.300 Rem. Ultra Mag + .308 | 150gr | CutEdge MTH

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | CutEdge MTH
Manufacturer SKU:
MTH 308 150
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.242" | 31.5mm
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:
0.548" | 13.9mm
Shank Seated Depth:
0.312" | 7.9mm
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_B8478_C374
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 128 loads in caliber .300 Rem. Ultra Mag with .308 | 150gr | CutEdge MTH 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%
58450
90%
**17
99%
ADI AR 2213
<<locked>>
95%
58349
90%
**56
99%
ADI AR 2217
<<locked>>
97%
45324
70%
**07
96%
ADI AR 2225
<<locked>>
97%
40625
63%
**61
98%
Accurate 3100
<<locked>>
95%
58305
90%
**54
100%
Accurate 4350
<<locked>>
86%
58117
89%
**81
100%
Accurate MAGPRO
<<locked>>
95%
58204
90%
**53
97%
Alliant Reloder-16
<<locked>>
88%
58233
90%
**27
100%
Alliant Reloder-17
<<locked>>
83%
58320
90%
**17
100%
Alliant Reloder-19 👍
<<locked>>
92%
58044
89%
**14
99%
Alliant Reloder-22
<<locked>>
95%
58320
90%
**40
99%
Alliant Reloder-23
<<locked>>
96%
58465
90%
**04
100%
Alliant Reloder-25
<<locked>>
97%
51474
79%
**58
100%
Alliant Reloder-26
<<locked>>
92%
58001
89%
**63
100%
Hodgdon H1000
<<locked>>
97%
45324
70%
**07
96%
Hodgdon H4350
<<locked>>
90%
58479
90%
**64
100%
Hodgdon H4831
<<locked>>
97%
57638
89%
**81
98%
Hodgdon H4831 SC
<<locked>>
94%
58378
90%
**94
98%
Hodgdon Hybrid 100V
<<locked>>
90%
57986
89%
**38
100%
Hodgdon LVR
<<locked>>
85%
58131
89%
**91
100%
Hodgdon Retumbo
<<locked>>
97%
40625
63%
**61
98%
Hodgdon Superperformance
<<locked>>
85%
58175
90%
**30
100%
Hodgdon TrailBoss
<<locked>>
96%
35012
54%
**75
100%
IMR 4166 Enduron
<<locked>>
84%
58102
89%
**41
100%
IMR 4350
<<locked>>
88%
58247
90%
**68
100%
IMR 4451 Enduron
<<locked>>
85%
58334
90%
**58
100%
IMR 4831
<<locked>>
91%
57943
89%
**58
100%
IMR 4955 Enduron
<<locked>>
95%
58378
90%
**64
98%
IMR 7828 SSC
<<locked>>
94%
57986
89%
**59
99%
[IMR 8133 Enduron]*
<<locked>>
97%
36593
56%
**56
93%
Lovex S065
<<locked>>
86%
58059
89%
**41
100%
Lovex S070
<<locked>>
87%
58392
90%
**68
100%
Lovex S071
<<locked>>
97%
51663
80%
**53
100%
Norma 204
<<locked>>
87%
57943
89%
**97
99%
Norma 217
<<locked>>
97%
36405
56%
**72
96%
Norma MRP 👍
<<locked>>
93%
58363
90%
**69
100%
Norma URP
<<locked>>
87%
58044
89%
**87
100%
Ramshot Hunter
<<locked>>
88%
58015
89%
**07
100%
Ramshot Magnum
<<locked>>
95%
57754
89%
**97
100%
ReloadSwiss RS 14
<<locked>>
96%
35839
55%
**18
100%
ReloadSwiss RS 60
<<locked>>
84%
58363
90%
**36
100%
ReloadSwiss RS 62
<<locked>>
86%
58175
90%
**94
100%
ReloadSwiss RS 70
<<locked>>
87%
58015
89%
**50
100%
ReloadSwiss RS 76
<<locked>>
97%
51503
79%
**07
100%
ReloadSwiss RS 80
<<locked>>
97%
46456
71%
**76
95%
Rottweil R 904
<<locked>>
91%
58175
90%
**77
99%
Rottweil R 905 👍
<<locked>>
92%
57986
89%
**10
99%
Rottweil R 907
<<locked>>
85%
58160
90%
**54
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
58349
90%
**05
100%
Shooters World Long Rifle
<<locked>>
86%
58059
89%
**41
100%
Somchem S361
<<locked>>
90%
58160
90%
**28
98%
Somchem S365
<<locked>>
89%
58146
89%
**74
100%
Somchem S385
<<locked>>
92%
57899
89%
**61
100%
Vihtavuori N135
<<locked>>
84%
58407
90%
**56
100%
Vihtavuori N150
<<locked>>
88%
57870
89%
**86
100%
Vihtavuori N160
<<locked>>
85%
57885
89%
**41
100%
Vihtavuori N165
<<locked>>
97%
57377
88%
**35
100%
Vihtavuori N550
<<locked>>
85%
58204
90%
**87
100%
Vihtavuori N555
<<locked>>
93%
58407
90%
**97
100%
Vihtavuori N560
<<locked>>
95%
58247
90%
**66
98%
Vihtavuori N565
<<locked>>
97%
54056
83%
**71
98%
Vihtavuori N568
<<locked>>
97%
47514
73%
**92
95%
Winchester 6.5 StaBALL
<<locked>>
86%
58465
90%
**05
100%
Winchester StaBALL HD 👍
<<locked>>
97%
58291
90%
**99
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40030
62%
**89
95%
[ADI AR 2213]*
<<locked>>
81%
35636
55%
**94
91%
[ADI AR 2217]*
<<locked>>
88%
32895
51%
**02
90%
[ADI AR 2225]*
<<locked>>
86%
27891
43%
**90
90%
Accurate 3100
<<locked>>
81%
35288
54%
**28
97%
Accurate 4350
<<locked>>
81%
47645
73%
**20
100%
[Accurate MAGPRO]*
<<locked>>
83%
37565
58%
**46
90%
Alliant Reloder-16
<<locked>>
81%
45759
70%
**30
100%
Alliant Reloder-17
<<locked>>
81%
53809
83%
**61
100%
Alliant Reloder-19
<<locked>>
81%
39813
61%
**76
95%
[Alliant Reloder-22]*
<<locked>>
81%
35592
55%
**07
94%
Alliant Reloder-23
<<locked>>
81%
34171
53%
**74
99%
[Alliant Reloder-25]*
<<locked>>
81%
29544
45%
**52
94%
Alliant Reloder-26
<<locked>>
81%
37956
58%
**12
99%
[Hodgdon H1000]*
<<locked>>
88%
32895
51%
**02
90%
Hodgdon H4350
<<locked>>
81%
43772
67%
**15
98%
[Hodgdon H4831]*
<<locked>>
82%
34113
52%
**18
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
37376
58%
**94
92%
Hodgdon Hybrid 100V
<<locked>>
81%
43047
66%
**08
100%
Hodgdon LVR
<<locked>>
81%
50212
77%
**66
100%
[Hodgdon Retumbo]*
<<locked>>
86%
27891
43%
**90
90%
Hodgdon Superperformance
<<locked>>
81%
50270
77%
**05
99%
Hodgdon TrailBoss
<<locked>>
81%
27934
43%
**14
100%
IMR 4166 Enduron
<<locked>>
81%
53447
82%
**69
100%
IMR 4350
<<locked>>
81%
45977
71%
**61
98%
IMR 4451 Enduron
<<locked>>
81%
51967
80%
**59
99%
IMR 4831
<<locked>>
81%
41017
63%
**79
99%
[IMR 4955 Enduron]*
<<locked>>
81%
37463
58%
**67
92%
[IMR 7828 SSC]*
<<locked>>
81%
36390
56%
**26
92%
[IMR 8133 Enduron]*
<<locked>>
93%
32256
50%
**31
90%
Lovex S065
<<locked>>
81%
49400
76%
**07
100%
Lovex S070
<<locked>>
81%
47674
73%
**94
99%
[Lovex S071]*
<<locked>>
81%
30037
46%
**03
94%
Norma 204
<<locked>>
81%
46340
71%
**00
97%
[Norma 217]*
<<locked>>
90%
28427
44%
**36
90%
Norma MRP
<<locked>>
81%
37362
57%
**79
96%
Norma URP
<<locked>>
81%
46891
72%
**17
100%
Ramshot Hunter
<<locked>>
81%
46064
71%
**00
99%
[Ramshot Magnum]*
<<locked>>
81%
33069
51%
**18
93%
ReloadSwiss RS 14
<<locked>>
81%
28645
44%
**60
100%
ReloadSwiss RS 60
<<locked>>
81%
51880
80%
**48
100%
ReloadSwiss RS 62
<<locked>>
81%
48095
74%
**43
100%
ReloadSwiss RS 70
<<locked>>
81%
46630
72%
**56
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28239
43%
**30
90%
[ReloadSwiss RS 80]*
<<locked>>
90%
35795
55%
**30
90%
[Rottweil R 904]*
<<locked>>
81%
41176
63%
**62
94%
Rottweil R 905
<<locked>>
81%
39233
60%
**56
95%
Rottweil R 907
<<locked>>
81%
50517
78%
**36
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
48153
74%
**48
99%
Shooters World Long Rifle
<<locked>>
81%
49400
76%
**07
100%
[Somchem S361]*
<<locked>>
81%
42177
65%
**53
94%
Somchem S365
<<locked>>
81%
43903
68%
**64
100%
Somchem S385
<<locked>>
81%
39697
61%
**36
96%
Vihtavuori N135
<<locked>>
81%
52866
81%
**81
100%
Vihtavuori N150
<<locked>>
81%
46818
72%
**25
100%
Vihtavuori N160
<<locked>>
81%
50647
78%
**43
100%
[Vihtavuori N165]*
<<locked>>
81%
33214
51%
**79
93%
Vihtavuori N550
<<locked>>
81%
51198
79%
**79
100%
Vihtavuori N555
<<locked>>
81%
38261
59%
**56
99%
[Vihtavuori N560]*
<<locked>>
81%
35621
55%
**17
91%
[Vihtavuori N565]*
<<locked>>
83%
32982
51%
**25
90%
[Vihtavuori N568]*
<<locked>>
90%
36738
57%
**40
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48051
74%
**64
100%
Winchester StaBALL HD
<<locked>>
81%
30066
46%
**67
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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