top of page

Load data for .300 Norma Mag + .308 | 150gr | RWS TMR

Recommended Powder(s):

.300 Norma Mag + .308 | 150gr | RWS TMR

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | RWS TMR
Manufacturer SKU:
2422718
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
104.0 Grains of Water | 6.75 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10725_C365
Last updated:
2026-01-31

Load data for 136 loads in caliber .300 Norma Mag with .308 | 150gr | RWS TMR bullet and 68 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 2209
<<locked>>
91%
56898
89%
**51
99%
ADI AR 2213
<<locked>>
95%
56956
89%
**91
98%
ADI AR 2217
<<locked>>
97%
45020
71%
**28
95%
ADI AR 2225
<<locked>>
97%
40219
63%
**72
97%
Accurate 3100
<<locked>>
94%
57029
89%
**89
100%
Accurate 4350
<<locked>>
86%
57130
90%
**25
100%
Accurate MAGPRO
<<locked>>
95%
57029
89%
**94
96%
Alliant Reloder-16
<<locked>>
88%
57363
90%
**68
100%
Alliant Reloder-17
<<locked>>
83%
57334
90%
**64
100%
Alliant Reloder-19
<<locked>>
92%
57377
90%
**55
99%
Alliant Reloder-22 👍
<<locked>>
95%
57000
89%
**78
99%
Alliant Reloder-23
<<locked>>
96%
56840
89%
**41
100%
Alliant Reloder-25
<<locked>>
97%
50546
79%
**96
100%
Alliant Reloder-26 👍
<<locked>>
92%
57334
90%
**33
100%
Baschieri & Pellagri 109
<<locked>>
96%
57377
90%
**15
95%
Bofors RP15
<<locked>>
97%
56362
88%
**64
99%
Bofors RP30
<<locked>>
97%
47195
74%
**14
96%
Bofors RP5 👍
<<locked>>
95%
57000
89%
**78
99%
Bofors RP7
<<locked>>
85%
57101
89%
**86
99%
Hodgdon H1000
<<locked>>
97%
45020
71%
**28
95%
Hodgdon H4350
<<locked>>
90%
57130
90%
**99
99%
Hodgdon H4831
<<locked>>
97%
56579
89%
**22
97%
Hodgdon H4831 SC
<<locked>>
93%
57116
90%
**28
97%
Hodgdon Hybrid 100V
<<locked>>
89%
57174
90%
**82
100%
Hodgdon LVR
<<locked>>
85%
56898
89%
**32
100%
Hodgdon Retumbo
<<locked>>
97%
40219
63%
**72
97%
Hodgdon Superperformance
<<locked>>
85%
56956
89%
**74
99%
Hodgdon TrailBoss
<<locked>>
97%
35578
56%
**34
100%
IMR 4166 Enduron
<<locked>>
83%
57421
90%
**69
100%
IMR 4350
<<locked>>
88%
57217
90%
**99
99%
IMR 4451 Enduron
<<locked>>
84%
57203
90%
**92
100%
IMR 4831
<<locked>>
91%
57043
89%
**09
100%
IMR 4955 Enduron
<<locked>>
94%
56913
89%
**99
97%
IMR 7828 SSC
<<locked>>
94%
57319
90%
**01
98%
Lovex S065
<<locked>>
86%
57348
90%
**73
100%
Lovex S070
<<locked>>
87%
57217
90%
**99
100%
Lovex S071
<<locked>>
97%
51401
81%
**00
99%
Norma 204
<<locked>>
87%
57435
90%
**41
99%
[Norma 217]*
<<locked>>
97%
36114
57%
**87
94%
Norma MRP 👍
<<locked>>
93%
56913
89%
**14
100%
Norma URP
<<locked>>
87%
57174
90%
**25
100%
Ramshot Grand
<<locked>>
92%
57159
90%
**10
98%
Ramshot Hunter
<<locked>>
87%
57000
89%
**35
100%
Ramshot Magnum
<<locked>>
95%
57290
90%
**64
99%
ReloadSwiss RS 14
<<locked>>
96%
36129
57%
**77
100%
ReloadSwiss RS 62
<<locked>>
86%
57261
90%
**41
100%
ReloadSwiss RS 70
<<locked>>
87%
57261
90%
**97
100%
ReloadSwiss RS 76
<<locked>>
97%
50386
79%
**45
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
45527
71%
**94
93%
Rottweil R 904
<<locked>>
91%
56855
89%
**02
98%
Rottweil R 905
<<locked>>
92%
57130
90%
**41
99%
Rottweil R 907
<<locked>>
85%
57101
89%
**86
99%
SNPE Vectan Tubal 7000
<<locked>>
86%
57421
90%
**33
100%
Shooters World Long Rifle
<<locked>>
86%
57348
90%
**73
100%
Somchem S361
<<locked>>
90%
57276
90%
**66
97%
Somchem S365
<<locked>>
89%
57435
90%
**19
100%
Somchem S385
<<locked>>
92%
57130
90%
**09
99%
Vihtavuori N135
<<locked>>
83%
56898
89%
**77
100%
Vihtavuori N150
<<locked>>
87%
57159
90%
**23
100%
Vihtavuori N160
<<locked>>
85%
57029
89%
**79
100%
Vihtavuori N165
<<locked>>
97%
56637
89%
**82
99%
Vihtavuori N550
<<locked>>
84%
57043
89%
**28
100%
Vihtavuori N555
<<locked>>
93%
57116
89%
**41
100%
Vihtavuori N560
<<locked>>
94%
57087
89%
**10
97%
Vihtavuori N565
<<locked>>
97%
53229
83%
**02
97%
[Vihtavuori N568]*
<<locked>>
97%
46601
73%
**07
93%
Winchester 6.5 StaBALL
<<locked>>
86%
57290
90%
**53
100%
Winchester StaBALL HD 👍
<<locked>>
97%
56652
89%
**53
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
39885
62%
**07
94%
[ADI AR 2213]*
<<locked>>
81%
35607
56%
**05
90%
[ADI AR 2217]*
<<locked>>
90%
35462
56%
**89
90%
[ADI AR 2225]*
<<locked>>
88%
29878
47%
**57
90%
Accurate 3100
<<locked>>
81%
35839
56%
**62
96%
Accurate 4350
<<locked>>
81%
48051
75%
**58
100%
[Accurate MAGPRO]*
<<locked>>
85%
40219
63%
**30
90%
Alliant Reloder-16
<<locked>>
81%
45716
72%
**61
100%
Alliant Reloder-17
<<locked>>
81%
53316
84%
**99
100%
[Alliant Reloder-19]*
<<locked>>
81%
40001
63%
**97
94%
[Alliant Reloder-22]*
<<locked>>
81%
35650
56%
**12
92%
Alliant Reloder-23
<<locked>>
81%
34243
54%
**89
99%
[Alliant Reloder-25]*
<<locked>>
81%
29834
47%
**61
93%
Alliant Reloder-26
<<locked>>
81%
37913
59%
**30
98%
[Baschieri & Pellagri 109]*
<<locked>>
87%
43772
69%
**30
90%
[Bofors RP15]*
<<locked>>
81%
33141
52%
**40
91%
[Bofors RP30]*
<<locked>>
88%
34098
53%
**92
90%
[Bofors RP5]*
<<locked>>
81%
35650
56%
**12
92%
Bofors RP7
<<locked>>
81%
50546
79%
**71
98%
[Hodgdon H1000]*
<<locked>>
90%
35462
56%
**89
90%
Hodgdon H4350
<<locked>>
81%
43468
68%
**27
97%
[Hodgdon H4831]*
<<locked>>
84%
36506
57%
**82
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
37318
58%
**12
91%
Hodgdon Hybrid 100V
<<locked>>
81%
43308
68%
**33
100%
Hodgdon LVR
<<locked>>
81%
50343
79%
**07
100%
[Hodgdon Retumbo]*
<<locked>>
88%
29878
47%
**57
90%
Hodgdon Superperformance
<<locked>>
81%
49603
78%
**33
98%
Hodgdon TrailBoss
<<locked>>
81%
28239
44%
**64
100%
IMR 4166 Enduron
<<locked>>
81%
53592
84%
**07
99%
IMR 4350
<<locked>>
81%
45847
72%
**86
97%
IMR 4451 Enduron
<<locked>>
81%
51808
81%
**87
99%
IMR 4831
<<locked>>
81%
41394
65%
**04
99%
[IMR 4955 Enduron]*
<<locked>>
81%
37695
59%
**79
91%
[IMR 7828 SSC]*
<<locked>>
81%
36506
57%
**41
91%
Lovex S065
<<locked>>
81%
49298
77%
**28
99%
Lovex S070
<<locked>>
81%
47616
75%
**22
98%
[Lovex S071]*
<<locked>>
81%
30516
48%
**05
93%
Norma 204
<<locked>>
81%
46180
72%
**15
96%
[Norma 217]*
<<locked>>
92%
30574
48%
**17
90%
Norma MRP
<<locked>>
81%
37318
58%
**90
95%
Norma URP
<<locked>>
81%
46949
74%
**35
100%
[Ramshot Grand]*
<<locked>>
81%
37913
59%
**84
92%
Ramshot Hunter
<<locked>>
81%
45847
72%
**28
99%
[Ramshot Magnum]*
<<locked>>
81%
33112
52%
**30
92%
ReloadSwiss RS 14
<<locked>>
81%
28834
45%
**06
100%
ReloadSwiss RS 62
<<locked>>
81%
47979
75%
**81
100%
ReloadSwiss RS 70
<<locked>>
81%
46050
72%
**94
99%
[ReloadSwiss RS 76]*
<<locked>>
83%
30298
47%
**03
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
38305
60%
**20
90%
[Rottweil R 904]*
<<locked>>
81%
41133
64%
**84
93%
[Rottweil R 905]*
<<locked>>
81%
39276
62%
**81
94%
Rottweil R 907
<<locked>>
81%
50546
79%
**71
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
48530
76%
**82
99%
Shooters World Long Rifle
<<locked>>
81%
49298
77%
**28
99%
[Somchem S361]*
<<locked>>
81%
42032
66%
**64
93%
Somchem S365
<<locked>>
81%
43947
69%
**99
100%
Somchem S385
<<locked>>
81%
39827
62%
**61
96%
Vihtavuori N135
<<locked>>
81%
53026
83%
**12
100%
Vihtavuori N150
<<locked>>
81%
46978
74%
**56
100%
Vihtavuori N160
<<locked>>
81%
50328
79%
**74
100%
[Vihtavuori N165]*
<<locked>>
81%
33489
52%
**94
92%
Vihtavuori N550
<<locked>>
81%
51126
80%
**17
100%
Vihtavuori N555
<<locked>>
81%
38464
60%
**77
99%
[Vihtavuori N560]*
<<locked>>
82%
36956
58%
**61
90%
[Vihtavuori N565]*
<<locked>>
85%
35317
55%
**05
90%
[Vihtavuori N568]*
<<locked>>
92%
39653
62%
**46
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47688
75%
**89
100%
Winchester StaBALL HD
<<locked>>
81%
30124
47%
**82
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

bottom of page