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

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, IMR 4831, Vihtavuori N555, Winchester StaBALL HD

.300 Lapua 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:
0.965" | 24.5mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.064" | 1.6mm
Shank Seated Depth:
0.064" | 1.6mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B10725_C363
Last updated:
2025-01-01

Load data for 130 loads in caliber .300 Lapua Mag. with .308 | 150gr | RWS TMR bullet and 65 powders such as Alliant Reloder-23, Alliant Reloder-26, IMR 4831, Vihtavuori N555, 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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    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 2209
<<locked>>
93%
54578
90%
**82
98%
ADI AR 2213
<<locked>>
96%
54665
90%
**05
97%
[ADI AR 2217]*
<<locked>>
97%
40872
67%
**94
92%
[ADI AR 2225]*
<<locked>>
97%
36463
60%
**38
94%
Accurate 2700
<<locked>>
83%
54418
89%
**51
98%
Accurate 3100
<<locked>>
96%
54752
90%
**27
100%
Accurate 4350
<<locked>>
87%
53983
89%
**40
100%
Accurate MAGPRO
<<locked>>
96%
54273
89%
**12
95%
Alliant Reloder-16
<<locked>>
89%
54578
90%
**05
100%
Alliant Reloder-17
<<locked>>
84%
54331
89%
**02
100%
Alliant Reloder-19
<<locked>>
93%
54128
89%
**76
98%
Alliant Reloder-22
<<locked>>
96%
54389
89%
**15
98%
Alliant Reloder-23 👍
<<locked>>
97%
52605
86%
**56
100%
Alliant Reloder-25
<<locked>>
97%
45455
75%
**71
99%
Alliant Reloder-26 👍
<<locked>>
94%
54549
90%
**71
100%
[Hodgdon H1000]*
<<locked>>
97%
40872
67%
**94
92%
Hodgdon H414
<<locked>>
84%
54824
90%
**73
99%
Hodgdon H4350
<<locked>>
91%
54288
89%
**07
98%
Hodgdon H4831
<<locked>>
97%
51503
85%
**84
95%
Hodgdon H4831 SC
<<locked>>
95%
54824
90%
**59
96%
Hodgdon Hybrid 100V
<<locked>>
91%
54694
90%
**20
100%
Hodgdon LVR
<<locked>>
86%
54824
90%
**66
100%
[Hodgdon Retumbo]*
<<locked>>
97%
36463
60%
**38
94%
Hodgdon Superperformance
<<locked>>
86%
54563
90%
**99
99%
Hodgdon TrailBoss
<<locked>>
96%
34925
57%
**82
100%
IMR 4166 Enduron
<<locked>>
84%
54621
90%
**91
99%
IMR 4350
<<locked>>
89%
54346
89%
**10
99%
IMR 4451 Enduron
<<locked>>
85%
54462
89%
**07
99%
IMR 4831 👍
<<locked>>
92%
54389
89%
**36
100%
IMR 4955 Enduron
<<locked>>
95%
54476
89%
**20
96%
IMR 7828 SSC
<<locked>>
95%
54650
90%
**22
97%
Lovex S065
<<locked>>
87%
54679
90%
**07
100%
Lovex S070
<<locked>>
88%
54346
89%
**10
99%
Lovex S071
<<locked>>
97%
46499
76%
**76
98%
Norma 204
<<locked>>
89%
54694
90%
**63
98%
Norma MRP
<<locked>>
94%
54259
89%
**45
99%
Norma URP
<<locked>>
88%
54723
90%
**56
100%
Ramshot Hunter
<<locked>>
89%
54534
90%
**69
99%
Ramshot Magnum
<<locked>>
97%
54737
90%
**96
99%
ReloadSwiss RS 14
<<locked>>
97%
35940
59%
**34
100%
ReloadSwiss RS 60
<<locked>>
85%
54114
89%
**12
100%
ReloadSwiss RS 62
<<locked>>
88%
54752
90%
**73
100%
ReloadSwiss RS 70
<<locked>>
88%
54099
89%
**19
100%
ReloadSwiss RS 76
<<locked>>
97%
44657
73%
**91
97%
Rottweil R 903
<<locked>>
83%
54491
89%
**04
100%
Rottweil R 904
<<locked>>
92%
54462
89%
**30
97%
Rottweil R 905
<<locked>>
93%
54230
89%
**69
98%
Rottweil R 907
<<locked>>
86%
54795
90%
**10
99%
SNPE Vectan Tubal 7000
<<locked>>
87%
54447
89%
**51
99%
Shooters World Long Rifle
<<locked>>
87%
54679
90%
**07
100%
Somchem S355
<<locked>>
83%
54447
89%
**94
100%
Somchem S361
<<locked>>
91%
54186
89%
**84
96%
Somchem S365
<<locked>>
90%
54505
89%
**56
100%
Somchem S385
<<locked>>
93%
54389
89%
**33
99%
Vihtavuori N135
<<locked>>
84%
54505
89%
**15
100%
Vihtavuori N150
<<locked>>
88%
54665
90%
**58
100%
Vihtavuori N160
<<locked>>
86%
54447
89%
**14
100%
Vihtavuori N165
<<locked>>
97%
51663
85%
**64
98%
Vihtavuori N550
<<locked>>
85%
54259
89%
**50
100%
Vihtavuori N555 👍
<<locked>>
95%
54679
90%
**89
100%
Vihtavuori N560
<<locked>>
96%
54694
90%
**28
96%
Vihtavuori N565
<<locked>>
97%
47921
79%
**81
95%
Winchester 6.5 StaBALL
<<locked>>
87%
54534
90%
**81
100%
Winchester 760
<<locked>>
84%
54824
90%
**73
99%
Winchester StaBALL HD 👍
<<locked>>
97%
48921
80%
**25
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
36637
60%
**92
92%
[ADI AR 2213]*
<<locked>>
85%
37391
61%
**25
90%
[ADI AR 2217]*
<<locked>>
95%
37753
62%
**15
90%
[ADI AR 2225]*
<<locked>>
92%
31546
52%
**87
90%
Accurate 2700
<<locked>>
81%
50299
83%
**79
98%
[Accurate 3100]*
<<locked>>
81%
32271
53%
**38
94%
Accurate 4350
<<locked>>
81%
43642
72%
**43
99%
[Accurate MAGPRO]*
<<locked>>
89%
42090
69%
**49
90%
Alliant Reloder-16
<<locked>>
81%
41785
69%
**53
99%
Alliant Reloder-17
<<locked>>
81%
48356
79%
**97
100%
[Alliant Reloder-19]*
<<locked>>
81%
36521
60%
**82
92%
[Alliant Reloder-22]*
<<locked>>
82%
33025
54%
**23
90%
Alliant Reloder-23
<<locked>>
81%
31024
51%
**71
97%
[Alliant Reloder-25]*
<<locked>>
81%
27514
45%
**62
90%
Alliant Reloder-26
<<locked>>
81%
33591
55%
**95
96%
[Hodgdon H1000]*
<<locked>>
95%
37753
62%
**15
90%
Hodgdon H414
<<locked>>
81%
49487
81%
**74
98%
Hodgdon H4350
<<locked>>
81%
40408
66%
**25
95%
[Hodgdon H4831]*
<<locked>>
88%
38203
63%
**99
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
38319
63%
**08
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39291
64%
**35
99%
Hodgdon LVR
<<locked>>
81%
46296
76%
**95
99%
[Hodgdon Retumbo]*
<<locked>>
92%
31546
52%
**87
90%
Hodgdon Superperformance
<<locked>>
81%
44686
73%
**09
97%
Hodgdon TrailBoss
<<locked>>
81%
27949
46%
**18
100%
IMR 4166 Enduron
<<locked>>
81%
50154
82%
**02
98%
IMR 4350
<<locked>>
81%
42206
69%
**77
96%
IMR 4451 Enduron
<<locked>>
81%
48341
79%
**86
98%
IMR 4831
<<locked>>
81%
37826
62%
**99
98%
[IMR 4955 Enduron]*
<<locked>>
83%
37101
61%
**40
90%
[IMR 7828 SSC]*
<<locked>>
84%
37420
61%
**38
90%
Lovex S065
<<locked>>
81%
45919
75%
**33
98%
Lovex S070
<<locked>>
81%
44092
72%
**13
97%
[Lovex S071]*
<<locked>>
81%
27644
45%
**07
91%
[Norma 204]*
<<locked>>
81%
42047
69%
**07
94%
[Norma MRP]*
<<locked>>
81%
33518
55%
**69
92%
Norma URP
<<locked>>
81%
43004
71%
**36
99%
Ramshot Hunter
<<locked>>
81%
41829
69%
**17
97%
[Ramshot Magnum]*
<<locked>>
83%
31575
52%
**64
90%
ReloadSwiss RS 14
<<locked>>
81%
28543
47%
**64
100%
ReloadSwiss RS 60
<<locked>>
81%
46456
76%
**84
100%
ReloadSwiss RS 62
<<locked>>
81%
43613
72%
**66
99%
ReloadSwiss RS 70
<<locked>>
81%
42047
69%
**76
98%
[ReloadSwiss RS 76]*
<<locked>>
87%
31894
52%
**17
90%
Rottweil R 903
<<locked>>
81%
50850
83%
**38
100%
[Rottweil R 904]*
<<locked>>
81%
37913
62%
**66
91%
[Rottweil R 905]*
<<locked>>
81%
35636
59%
**59
92%
Rottweil R 907
<<locked>>
81%
46934
77%
**59
97%
SNPE Vectan Tubal 7000
<<locked>>
81%
44991
74%
**71
97%
Shooters World Long Rifle
<<locked>>
81%
45919
75%
**33
98%
Somchem S355
<<locked>>
81%
50879
84%
**31
100%
[Somchem S361]*
<<locked>>
81%
38827
64%
**62
91%
Somchem S365
<<locked>>
81%
39494
65%
**87
100%
[Somchem S385]*
<<locked>>
81%
36390
60%
**53
94%
Vihtavuori N135
<<locked>>
81%
49124
81%
**30
100%
Vihtavuori N150
<<locked>>
81%
43598
72%
**64
100%
Vihtavuori N160
<<locked>>
81%
46470
76%
**72
99%
[Vihtavuori N165]*
<<locked>>
82%
31169
51%
**02
90%
Vihtavuori N550
<<locked>>
81%
46862
77%
**12
99%
Vihtavuori N555
<<locked>>
81%
34650
57%
**59
97%
[Vihtavuori N560]*
<<locked>>
86%
37985
62%
**71
90%
[Vihtavuori N565]*
<<locked>>
90%
37188
61%
**31
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43627
72%
**00
100%
Winchester 760
<<locked>>
81%
49487
81%
**74
98%
Winchester StaBALL HD
<<locked>>
81%
25498
42%
**48
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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