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Load data for .300 Lapua Mag. + .308 | 150gr | Sierra FMJBT GameKing

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

.300 Lapua Mag. + .308 | 150gr | Sierra FMJBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Sierra FMJBT GameKing
Manufacturer SKU:
2115
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.110" | 28.2mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.582" | 91.0mm
Seated Depth:
0.252" | 6.4mm
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_B5869_C363
Last updated:
2025-01-01
Recommended Twist Rate:
1:15 - 1:12

Load data for 136 loads in caliber .300 Lapua Mag. with .308 | 150gr | Sierra FMJBT GameKing 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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    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 2208
<<locked>>
83%
54665
90%
**94
100%
ADI AR 2209
<<locked>>
94%
54346
89%
**76
98%
ADI AR 2213
<<locked>>
97%
53954
89%
**92
96%
[ADI AR 2225]*
<<locked>>
97%
34911
57%
**95
93%
Accurate 2700
<<locked>>
84%
54520
89%
**45
98%
Accurate 3100
<<locked>>
97%
53824
88%
**14
99%
Accurate 4350
<<locked>>
88%
54041
89%
**43
100%
[Accurate MAGPRO]*
<<locked>>
97%
53243
87%
**92
94%
Alliant Reloder-16
<<locked>>
90%
54534
90%
**96
100%
Alliant Reloder-17
<<locked>>
85%
54679
90%
**99
100%
Alliant Reloder-19
<<locked>>
94%
54636
90%
**66
98%
Alliant Reloder-22
<<locked>>
97%
53403
88%
**86
98%
Alliant Reloder-23
<<locked>>
97%
50662
83%
**30
100%
Alliant Reloder-25
<<locked>>
97%
44208
73%
**41
99%
Alliant Reloder-26 👍
<<locked>>
95%
54360
89%
**58
100%
Hodgdon H414
<<locked>>
85%
54520
89%
**66
99%
Hodgdon H4350
<<locked>>
91%
54331
89%
**07
98%
Hodgdon H4831
<<locked>>
97%
50096
82%
**68
95%
Hodgdon H4831 SC
<<locked>>
96%
54636
90%
**40
96%
Hodgdon Hybrid 100V
<<locked>>
92%
54679
90%
**14
100%
Hodgdon LVR
<<locked>>
87%
54273
89%
**46
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34911
57%
**95
93%
Hodgdon Superperformance
<<locked>>
87%
54491
89%
**92
99%
Hodgdon VARGET
<<locked>>
83%
54665
90%
**94
100%
Hodgdon TrailBoss
<<locked>>
97%
35099
58%
**75
100%
IMR 4064
<<locked>>
84%
54781
90%
**87
100%
IMR 4166 Enduron
<<locked>>
85%
54795
90%
**91
99%
IMR 4350
<<locked>>
90%
54650
90%
**20
99%
IMR 4451 Enduron
<<locked>>
86%
54636
90%
**07
99%
IMR 4831 👍
<<locked>>
93%
54578
90%
**36
100%
IMR 4955 Enduron
<<locked>>
96%
54331
89%
**10
96%
IMR 7828 SSC
<<locked>>
96%
54230
89%
**09
96%
Lovex S065
<<locked>>
87%
54621
90%
**91
100%
Lovex S070
<<locked>>
88%
54360
89%
**10
99%
Lovex S071
<<locked>>
97%
44918
74%
**49
98%
Norma 204
<<locked>>
89%
54433
89%
**53
97%
Norma MRP
<<locked>>
95%
54650
90%
**45
99%
Norma URP
<<locked>>
89%
54520
89%
**53
100%
Ramshot Hunter 👍
<<locked>>
90%
54230
89%
**59
99%
Ramshot Magnum
<<locked>>
97%
52417
86%
**53
98%
ReloadSwiss RS 14
<<locked>>
96%
35650
59%
**18
100%
ReloadSwiss RS 60
<<locked>>
86%
54491
89%
**25
100%
ReloadSwiss RS 62
<<locked>>
88%
54723
90%
**66
100%
ReloadSwiss RS 70
<<locked>>
89%
54752
90%
**22
100%
ReloadSwiss RS 76
<<locked>>
97%
43265
71%
**54
97%
Rottweil R 903
<<locked>>
84%
54795
90%
**97
100%
Rottweil R 904
<<locked>>
93%
54781
90%
**30
97%
Rottweil R 905
<<locked>>
94%
54447
89%
**73
98%
Rottweil R 907
<<locked>>
86%
54317
89%
**91
98%
SNPE Vectan SP 11
<<locked>>
83%
54621
90%
**40
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
54259
89%
**69
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
54549
90%
**48
99%
Shooters World Long Rifle
<<locked>>
87%
54621
90%
**91
100%
Somchem S355
<<locked>>
84%
54679
90%
**94
100%
Somchem S361
<<locked>>
92%
54534
90%
**81
96%
Somchem S365
<<locked>>
91%
54621
90%
**59
100%
Somchem S385
<<locked>>
94%
54737
90%
**40
99%
Vihtavuori N135
<<locked>>
85%
54650
90%
**12
100%
Vihtavuori N150
<<locked>>
89%
54070
89%
**51
100%
Vihtavuori N160
<<locked>>
86%
54128
89%
**07
100%
Vihtavuori N165
<<locked>>
97%
50024
82%
**38
97%
Vihtavuori N550
<<locked>>
87%
54824
90%
**56
100%
Vihtavuori N555 👍
<<locked>>
96%
54708
90%
**86
100%
Vihtavuori N560
<<locked>>
97%
54056
89%
**22
96%
[Vihtavuori N565]*
<<locked>>
97%
45687
75%
**25
94%
Winchester 6.5 StaBALL
<<locked>>
88%
54491
89%
**87
100%
Winchester 760
<<locked>>
85%
54520
89%
**66
99%
Winchester StaBALL HD 👍
<<locked>>
97%
46311
76%
**82
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51010
84%
**25
100%
[ADI AR 2209]*
<<locked>>
81%
35607
58%
**56
91%
[ADI AR 2213]*
<<locked>>
86%
37826
62%
**35
90%
[ADI AR 2225]*
<<locked>>
94%
31575
52%
**80
90%
Accurate 2700
<<locked>>
81%
49429
81%
**53
97%
[Accurate 3100]*
<<locked>>
81%
31314
51%
**21
93%
Accurate 4350
<<locked>>
81%
42438
70%
**17
99%
[Accurate MAGPRO]*
<<locked>>
91%
42438
70%
**59
90%
Alliant Reloder-16
<<locked>>
81%
40611
67%
**20
99%
Alliant Reloder-17
<<locked>>
81%
46789
77%
**64
100%
[Alliant Reloder-19]*
<<locked>>
81%
35592
58%
**56
91%
[Alliant Reloder-22]*
<<locked>>
83%
33272
55%
**20
90%
Alliant Reloder-23
<<locked>>
81%
29965
49%
**38
96%
[Alliant Reloder-25]*
<<locked>>
82%
27673
45%
**56
90%
Alliant Reloder-26
<<locked>>
81%
32372
53%
**66
95%
Hodgdon H414
<<locked>>
81%
48095
79%
**41
98%
[Hodgdon H4350]*
<<locked>>
81%
39059
64%
**92
94%
[Hodgdon H4831]*
<<locked>>
89%
38609
63%
**08
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
38841
64%
**08
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38072
63%
**02
99%
Hodgdon LVR
<<locked>>
81%
44904
74%
**76
99%
[Hodgdon Retumbo]*
<<locked>>
94%
31575
52%
**80
90%
Hodgdon Superperformance
<<locked>>
81%
43497
71%
**82
96%
Hodgdon VARGET
<<locked>>
81%
50459
83%
**28
100%
Hodgdon TrailBoss
<<locked>>
81%
27891
46%
**11
100%
IMR 4064
<<locked>>
81%
49995
82%
**02
100%
IMR 4166 Enduron
<<locked>>
81%
48994
80%
**72
98%
IMR 4350
<<locked>>
81%
41205
68%
**48
95%
IMR 4451 Enduron
<<locked>>
81%
47311
78%
**59
97%
IMR 4831
<<locked>>
81%
36651
60%
**62
97%
[IMR 4955 Enduron]*
<<locked>>
84%
37550
62%
**46
90%
[IMR 7828 SSC]*
<<locked>>
86%
38101
63%
**51
90%
Lovex S065
<<locked>>
81%
44556
73%
**04
98%
Lovex S070
<<locked>>
81%
42888
70%
**87
97%
[Lovex S071]*
<<locked>>
81%
26992
44%
**87
90%
[Norma 204]*
<<locked>>
81%
41104
67%
**71
94%
[Norma MRP]*
<<locked>>
81%
32706
54%
**33
92%
Norma URP
<<locked>>
81%
41582
68%
**07
98%
Ramshot Hunter
<<locked>>
81%
40611
67%
**87
97%
[Ramshot Magnum]*
<<locked>>
84%
32097
53%
**74
90%
ReloadSwiss RS 14
<<locked>>
81%
28427
47%
**50
100%
ReloadSwiss RS 60
<<locked>>
81%
44991
74%
**48
100%
ReloadSwiss RS 62
<<locked>>
81%
42206
69%
**30
98%
ReloadSwiss RS 70
<<locked>>
81%
40712
67%
**36
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
32169
53%
**33
90%
Rottweil R 903
<<locked>>
81%
49400
81%
**15
100%
[Rottweil R 904]*
<<locked>>
81%
36941
61%
**46
91%
[Rottweil R 905]*
<<locked>>
81%
34505
57%
**33
91%
Rottweil R 907
<<locked>>
81%
45861
75%
**30
97%
SNPE Vectan SP 11
<<locked>>
81%
50879
84%
**68
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50038
82%
**07
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44106
72%
**48
97%
Shooters World Long Rifle
<<locked>>
81%
44556
73%
**04
98%
Somchem S355
<<locked>>
81%
49356
81%
**05
100%
[Somchem S361]*
<<locked>>
81%
38145
63%
**43
90%
Somchem S365
<<locked>>
81%
38261
63%
**61
100%
[Somchem S385]*
<<locked>>
81%
35244
58%
**20
93%
Vihtavuori N135
<<locked>>
81%
48008
79%
**10
100%
Vihtavuori N150
<<locked>>
81%
42351
70%
**41
100%
Vihtavuori N160
<<locked>>
81%
45020
74%
**33
99%
[Vihtavuori N165]*
<<locked>>
83%
31618
52%
**12
90%
Vihtavuori N550
<<locked>>
81%
45803
75%
**92
99%
Vihtavuori N555
<<locked>>
81%
33359
55%
**26
97%
[Vihtavuori N560]*
<<locked>>
87%
38421
63%
**71
90%
[Vihtavuori N565]*
<<locked>>
91%
37318
61%
**38
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42482
70%
**74
100%
Winchester 760
<<locked>>
81%
48095
79%
**41
98%
Winchester StaBALL HD
<<locked>>
81%
24265
40%
**08
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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