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Load data for .300 Lapua Mag. + .308 | 150gr | Speer BT FMJ

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

.300 Lapua Mag. + .308 | 150gr | Speer BT FMJ

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Speer BT FMJ
Manufacturer SKU:
2018
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.170" | 29.7mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.595" | 91.3mm
Seated Depth:
0.299" | 7.6mm
Shank Seated Depth:
0.122" | 3.1mm
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_B6146_C363
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:11

Load data for 136 loads in caliber .300 Lapua Mag. with .308 | 150gr | Speer BT FMJ bullet and 68 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, 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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  • 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 2208
<<locked>>
83%
54781
90%
**91
100%
ADI AR 2209
<<locked>>
94%
54578
90%
**76
98%
ADI AR 2213
<<locked>>
97%
53650
88%
**82
96%
[ADI AR 2225]*
<<locked>>
97%
34708
57%
**82
92%
Accurate 2700
<<locked>>
84%
54288
89%
**48
98%
Accurate 3100
<<locked>>
97%
53476
88%
**04
99%
Accurate 4350
<<locked>>
88%
54447
89%
**50
100%
[Accurate MAGPRO]*
<<locked>>
97%
52953
87%
**86
94%
Alliant Reloder-16
<<locked>>
90%
54404
89%
**96
100%
Alliant Reloder-17
<<locked>>
85%
54230
89%
**02
100%
Alliant Reloder-19
<<locked>>
94%
54723
90%
**79
98%
Alliant Reloder-22
<<locked>>
97%
53055
87%
**89
98%
Alliant Reloder-23
<<locked>>
97%
50589
83%
**20
100%
Alliant Reloder-25
<<locked>>
97%
43918
72%
**31
99%
Alliant Reloder-26 👍
<<locked>>
95%
54694
90%
**64
100%
Hodgdon H414
<<locked>>
85%
54114
89%
**56
99%
Hodgdon H4350
<<locked>>
92%
54810
90%
**17
98%
[Hodgdon H4831]*
<<locked>>
97%
49908
82%
**51
94%
Hodgdon H4831 SC
<<locked>>
96%
54317
89%
**43
96%
Hodgdon Hybrid 100V
<<locked>>
92%
54694
90%
**17
100%
Hodgdon LVR
<<locked>>
87%
54592
90%
**50
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34708
57%
**82
92%
Hodgdon Superperformance
<<locked>>
87%
54157
89%
**82
99%
Hodgdon VARGET
<<locked>>
84%
54375
89%
**91
100%
Hodgdon TrailBoss
<<locked>>
97%
35085
58%
**72
100%
IMR 4064
<<locked>>
84%
54578
90%
**87
100%
IMR 4166 Enduron
<<locked>>
85%
54360
89%
**74
99%
IMR 4350
<<locked>>
90%
54288
89%
**07
98%
IMR 4451 Enduron
<<locked>>
86%
54360
89%
**97
99%
IMR 4831 👍
<<locked>>
93%
54157
89%
**23
100%
IMR 4955 Enduron
<<locked>>
96%
54737
90%
**14
96%
IMR 7828 SSC
<<locked>>
96%
54708
90%
**15
96%
Lovex S065
<<locked>>
87%
54360
89%
**87
99%
Lovex S070
<<locked>>
88%
54114
89%
**07
99%
Lovex S071
<<locked>>
97%
44396
73%
**40
98%
Norma 204
<<locked>>
90%
54665
90%
**53
97%
Norma MRP
<<locked>>
96%
54781
90%
**45
99%
Norma URP
<<locked>>
89%
54389
89%
**53
100%
Ramshot Hunter 👍
<<locked>>
90%
54592
90%
**63
99%
Ramshot Magnum
<<locked>>
97%
52185
86%
**46
98%
ReloadSwiss RS 14
<<locked>>
96%
35650
59%
**14
100%
ReloadSwiss RS 60
<<locked>>
86%
54056
89%
**12
100%
ReloadSwiss RS 62
<<locked>>
88%
54331
89%
**69
100%
ReloadSwiss RS 70
<<locked>>
89%
54389
89%
**28
100%
ReloadSwiss RS 76
<<locked>>
97%
42685
70%
**35
96%
Rottweil R 903
<<locked>>
84%
54781
90%
**00
100%
Rottweil R 904
<<locked>>
93%
54418
89%
**17
96%
Rottweil R 905
<<locked>>
95%
54694
90%
**73
98%
Rottweil R 907
<<locked>>
87%
54650
90%
**04
98%
SNPE Vectan SP 11
<<locked>>
83%
54781
90%
**40
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
54273
89%
**69
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
54259
89%
**48
99%
Shooters World Long Rifle
<<locked>>
87%
54360
89%
**87
99%
Somchem S355
<<locked>>
84%
54650
90%
**94
100%
Somchem S361
<<locked>>
92%
54824
90%
**84
96%
Somchem S365
<<locked>>
92%
54665
90%
**69
100%
Somchem S385
<<locked>>
94%
54389
89%
**30
98%
Vihtavuori N135
<<locked>>
85%
54447
89%
**09
100%
Vihtavuori N150
<<locked>>
89%
54563
90%
**48
100%
Vihtavuori N160
<<locked>>
87%
54462
89%
**10
100%
Vihtavuori N165
<<locked>>
97%
49284
81%
**25
97%
Vihtavuori N550
<<locked>>
87%
54418
89%
**56
100%
Vihtavuori N555 👍
<<locked>>
96%
54462
89%
**73
100%
Vihtavuori N560
<<locked>>
97%
53577
88%
**09
96%
[Vihtavuori N565]*
<<locked>>
97%
45397
75%
**31
94%
Winchester 6.5 StaBALL
<<locked>>
88%
54157
89%
**77
100%
Winchester 760
<<locked>>
85%
54114
89%
**56
99%
Winchester StaBALL HD 👍
<<locked>>
97%
45948
75%
**73
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50560
83%
**22
100%
[ADI AR 2209]*
<<locked>>
81%
35360
58%
**43
91%
[ADI AR 2213]*
<<locked>>
87%
38087
63%
**38
90%
[ADI AR 2225]*
<<locked>>
94%
31749
52%
**87
90%
Accurate 2700
<<locked>>
81%
49066
81%
**49
97%
[Accurate 3100]*
<<locked>>
81%
30937
51%
**02
93%
Accurate 4350
<<locked>>
81%
41974
69%
**10
99%
[Accurate MAGPRO]*
<<locked>>
91%
42148
69%
**63
90%
Alliant Reloder-16
<<locked>>
81%
40437
66%
**17
99%
Alliant Reloder-17
<<locked>>
81%
46340
76%
**51
100%
[Alliant Reloder-19]*
<<locked>>
81%
35230
58%
**49
91%
[Alliant Reloder-22]*
<<locked>>
83%
33286
55%
**30
90%
Alliant Reloder-23
<<locked>>
81%
29834
49%
**44
96%
[Alliant Reloder-25]*
<<locked>>
83%
27673
45%
**66
90%
Alliant Reloder-26
<<locked>>
81%
32155
53%
**53
95%
Hodgdon H414
<<locked>>
81%
47688
78%
**41
98%
[Hodgdon H4350]*
<<locked>>
81%
39015
64%
**89
94%
[Hodgdon H4831]*
<<locked>>
89%
38522
63%
**05
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
38522
63%
**05
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38014
62%
**02
99%
Hodgdon LVR
<<locked>>
81%
44715
73%
**66
99%
[Hodgdon Retumbo]*
<<locked>>
94%
31749
52%
**87
90%
Hodgdon Superperformance
<<locked>>
81%
43120
71%
**69
96%
Hodgdon VARGET
<<locked>>
81%
50415
83%
**15
100%
Hodgdon TrailBoss
<<locked>>
81%
27847
46%
**08
100%
IMR 4064
<<locked>>
81%
49763
82%
**02
100%
IMR 4166 Enduron
<<locked>>
81%
48573
80%
**66
98%
IMR 4350
<<locked>>
81%
40930
67%
**35
95%
IMR 4451 Enduron
<<locked>>
81%
46891
77%
**56
97%
IMR 4831
<<locked>>
81%
36230
59%
**56
97%
[IMR 4955 Enduron]*
<<locked>>
85%
37985
62%
**56
90%
[IMR 7828 SSC]*
<<locked>>
86%
37797
62%
**35
90%
Lovex S065
<<locked>>
81%
44527
73%
**04
98%
Lovex S070
<<locked>>
81%
42627
70%
**81
97%
[Lovex S071]*
<<locked>>
81%
26847
44%
**80
90%
[Norma 204]*
<<locked>>
81%
40727
67%
**67
93%
[Norma MRP]*
<<locked>>
81%
32387
53%
**26
91%
Norma URP
<<locked>>
81%
41524
68%
**07
98%
Ramshot Hunter
<<locked>>
81%
40466
66%
**90
97%
[Ramshot Magnum]*
<<locked>>
84%
32271
53%
**80
90%
ReloadSwiss RS 14
<<locked>>
81%
28413
47%
**50
100%
ReloadSwiss RS 60
<<locked>>
81%
44831
74%
**54
100%
ReloadSwiss RS 62
<<locked>>
81%
41800
69%
**27
98%
ReloadSwiss RS 70
<<locked>>
81%
40466
66%
**40
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
32256
53%
**36
90%
Rottweil R 903
<<locked>>
81%
49095
81%
**09
100%
[Rottweil R 904]*
<<locked>>
81%
36782
60%
**36
90%
[Rottweil R 905]*
<<locked>>
81%
34229
56%
**20
91%
Rottweil R 907
<<locked>>
81%
45556
75%
**30
97%
SNPE Vectan SP 11
<<locked>>
81%
50444
83%
**68
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49966
82%
**04
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43584
72%
**41
97%
Shooters World Long Rifle
<<locked>>
81%
44527
73%
**04
98%
Somchem S355
<<locked>>
81%
49313
81%
**05
100%
[Somchem S361]*
<<locked>>
82%
38406
63%
**46
90%
Somchem S365
<<locked>>
81%
37811
62%
**41
100%
[Somchem S385]*
<<locked>>
81%
35085
58%
**23
93%
Vihtavuori N135
<<locked>>
81%
47892
79%
**07
100%
Vihtavuori N150
<<locked>>
81%
42279
69%
**41
100%
Vihtavuori N160
<<locked>>
81%
44599
73%
**30
99%
[Vihtavuori N165]*
<<locked>>
83%
31401
52%
**05
90%
Vihtavuori N550
<<locked>>
81%
45382
74%
**76
99%
Vihtavuori N555
<<locked>>
81%
33301
55%
**26
97%
[Vihtavuori N560]*
<<locked>>
87%
38218
63%
**74
90%
[Vihtavuori N565]*
<<locked>>
91%
37391
61%
**41
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42148
69%
**61
100%
Winchester 760
<<locked>>
81%
47688
78%
**41
98%
Winchester StaBALL HD
<<locked>>
81%
23960
39%
**92
95%

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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