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

Recommended Powder(s):

.300 WSM + .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:
<<locked>>
Caliber:
.300 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
81.3 Grains of Water | 5.28 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5869_C378
Last updated:
2026-05-29

Load data for 198 loads in caliber .300 WSM with .308 | 150gr | Sierra FMJBT GameKing bullet and 99 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".

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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 2206H
<<locked>>
87%
57159
90%
**81
100%
ADI AR 2208
<<locked>>
92%
57261
90%
**58
100%
[ADI AR 2209]*
<<locked>>
97%
45353
71%
**04
92%
ADI Benchmark 8208
<<locked>>
85%
57072
89%
**41
100%
Accurate 2015
<<locked>>
84%
56855
89%
**56
100%
Accurate 2495
<<locked>>
89%
56782
89%
**95
100%
Accurate 2520
<<locked>>
84%
57363
90%
**45
100%
Accurate 2700
<<locked>>
89%
56724
89%
**99
97%
[Accurate 3100]*
<<locked>>
97%
37942
59%
**40
94%
Accurate 4064
<<locked>>
91%
57087
89%
**51
100%
Accurate 4350
<<locked>>
97%
52910
83%
**64
99%
Alliant AR-Comp
<<locked>>
85%
56637
89%
**95
100%
Alliant Power Pro 2000-MR
<<locked>>
89%
56681
89%
**02
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
56710
89%
**74
100%
Alliant Reloder-15 👍
<<locked>>
90%
57421
90%
**04
100%
Alliant Reloder-16
<<locked>>
97%
51068
80%
**74
99%
Alliant Reloder-17 👍
<<locked>>
96%
57319
90%
**99
100%
[Alliant Reloder-19]*
<<locked>>
97%
44338
69%
**94
92%
Alliant Reloder-23
<<locked>>
97%
36303
57%
**76
97%
Alliant Reloder-26
<<locked>>
97%
40669
64%
**36
96%
Baschieri & Pellagri 107
<<locked>>
87%
57392
90%
**94
100%
Bofors RP3
<<locked>>
92%
57072
89%
**81
100%
Bofors RP7
<<locked>>
96%
56710
89%
**48
97%
Hodgdon BL-C2
<<locked>>
86%
57232
90%
**77
100%
Hodgdon Benchmark
<<locked>>
84%
56724
89%
**95
100%
Hodgdon H380
<<locked>>
91%
57087
89%
**81
99%
Hodgdon H414
<<locked>>
97%
56217
88%
**20
98%
Hodgdon H4350
<<locked>>
95%
57348
90%
**91
96%
Hodgdon H4895
<<locked>>
86%
56913
89%
**77
100%
Hodgdon Hybrid 100V
<<locked>>
97%
47282
74%
**43
100%
Hodgdon Superperformance
<<locked>>
97%
56985
89%
**66
97%
Hodgdon VARGET
<<locked>>
88%
57043
89%
**61
100%
Hodgdon LEVERevolution
<<locked>>
89%
57072
89%
**23
100%
Hodgdon TrailBoss
<<locked>>
97%
34113
53%
**54
100%
IMR 3031
<<locked>>
87%
57305
90%
**68
100%
IMR 4064
<<locked>>
90%
56797
89%
**45
100%
IMR 4166 Enduron
<<locked>>
89%
57290
90%
**31
98%
IMR 4350
<<locked>>
97%
52504
82%
**95
96%
IMR 4451 Enduron
<<locked>>
95%
57261
90%
**58
98%
IMR 4831
<<locked>>
97%
50372
79%
**05
99%
IMR 4895
<<locked>>
89%
57276
90%
**10
100%
IMR 8208 XBR
<<locked>>
85%
57072
89%
**41
100%
Lovex D073.6
<<locked>>
87%
56869
89%
**45
100%
Lovex S060
<<locked>>
87%
56681
89%
**02
100%
Lovex S062
<<locked>>
91%
57246
90%
**51
100%
Lovex S065
<<locked>>
97%
56536
89%
**48
99%
Lovex S070
<<locked>>
97%
54418
85%
**31
97%
Norma 201
<<locked>>
87%
56797
89%
**28
100%
Norma 202
<<locked>>
87%
57319
90%
**35
100%
Norma 203B 👍
<<locked>>
90%
57377
90%
**94
100%
Norma 204
<<locked>>
97%
52794
83%
**35
95%
[Norma MRP]*
<<locked>>
97%
40901
64%
**97
93%
Norma URP
<<locked>>
97%
52417
82%
**61
99%
Ramshot Big Game 👍
<<locked>>
90%
57377
90%
**10
100%
Ramshot Hunter
<<locked>>
97%
50995
80%
**45
98%
Ramshot TAC
<<locked>>
85%
57000
89%
**54
99%
Ramshot Wild Boar
<<locked>>
85%
56898
89%
**71
100%
Ramshot X-Terminator
<<locked>>
83%
57261
90%
**31
100%
ReloadSwiss RS 14
<<locked>>
97%
34621
54%
**00
100%
ReloadSwiss RS 50
<<locked>>
91%
57145
90%
**61
98%
ReloadSwiss RS 52
<<locked>>
88%
57392
90%
**63
100%
ReloadSwiss RS 60
<<locked>>
93%
56826
89%
**89
100%
ReloadSwiss RS 62
<<locked>>
97%
52953
83%
**91
99%
ReloadSwiss RS 70
<<locked>>
97%
52243
82%
**14
99%
Rottweil R 901
<<locked>>
85%
57406
90%
**15
100%
Rottweil R 902
<<locked>>
89%
57290
90%
**28
100%
Rottweil R 903
<<locked>>
94%
56956
89%
**74
100%
[Rottweil R 904]*
<<locked>>
97%
47137
74%
**97
92%
[Rottweil R 905]*
<<locked>>
97%
43033
67%
**81
92%
Rottweil R 907
<<locked>>
96%
56710
89%
**48
97%
SNPE Vectan SP 11 👍
<<locked>>
93%
56985
89%
**17
100%
SNPE Vectan SP 7
<<locked>>
86%
57072
89%
**54
99%
SNPE Vectan SP 9
<<locked>>
88%
56884
89%
**64
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
56434
88%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
57246
90%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
57116
90%
**99
98%
[SNPE Vectan Tubal 8000]*
<<locked>>
97%
42656
67%
**71
92%
Shooters World Long Rifle
<<locked>>
97%
56536
89%
**48
99%
Shooters World Match Rifle
<<locked>>
87%
56869
89%
**45
100%
Shooters World Precision
<<locked>>
91%
57246
90%
**51
100%
Somchem S335
<<locked>>
87%
56971
89%
**53
100%
Somchem S341
<<locked>>
86%
57000
89%
**41
100%
Somchem S355
<<locked>>
93%
56463
88%
**64
100%
Somchem S365
<<locked>>
97%
46818
73%
**05
100%
[Somchem S385]*
<<locked>>
97%
43395
68%
**51
94%
Vihtavuori N133
<<locked>>
86%
56710
89%
**30
100%
Vihtavuori N135
<<locked>>
91%
57348
90%
**02
100%
Vihtavuori N140
<<locked>>
89%
56666
89%
**92
100%
Vihtavuori N150
<<locked>>
95%
56710
89%
**18
100%
Vihtavuori N160
<<locked>>
97%
54491
85%
**54
99%
Vihtavuori N530
<<locked>>
85%
56869
89%
**25
100%
Vihtavuori N540
<<locked>>
90%
56942
89%
**18
100%
Vihtavuori N550
<<locked>>
97%
53925
84%
**54
99%
Vihtavuori N555
<<locked>>
97%
39798
62%
**61
97%
Winchester 6.5 StaBALL
<<locked>>
97%
55535
87%
**35
100%
Winchester 748
<<locked>>
85%
56739
89%
**77
100%
Winchester 760
<<locked>>
97%
56217
88%
**20
98%
Winchester StaBALL HD
<<locked>>
97%
32561
51%
**53
96%
Winchester StaBALL Match
<<locked>>
87%
56739
89%
**68
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
47529
74%
**10
99%
ADI AR 2208
<<locked>>
81%
40437
63%
**49
97%
[ADI AR 2209]*
<<locked>>
93%
39740
62%
**82
90%
ADI Benchmark 8208
<<locked>>
81%
49661
78%
**23
100%
Accurate 2015
<<locked>>
81%
51300
80%
**74
100%
Accurate 2495
<<locked>>
81%
43947
69%
**99
100%
Accurate 2520
<<locked>>
81%
51692
81%
**63
100%
[Accurate 2700]*
<<locked>>
81%
43163
68%
**56
93%
[Accurate 3100]*
<<locked>>
90%
30414
48%
**56
90%
Accurate 4064
<<locked>>
81%
41437
65%
**85
100%
[Accurate 4350]*
<<locked>>
81%
30530
48%
**79
93%
Alliant AR-Comp
<<locked>>
81%
50067
78%
**04
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
43526
68%
**46
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
39900
63%
**72
99%
Alliant Reloder-15
<<locked>>
81%
43004
67%
**38
98%
[Alliant Reloder-16]*
<<locked>>
81%
31183
49%
**95
93%
Alliant Reloder-17
<<locked>>
81%
34751
54%
**33
97%
[Alliant Reloder-19]*
<<locked>>
92%
38653
61%
**62
90%
[Alliant Reloder-23]*
<<locked>>
84%
24787
39%
**08
90%
[Alliant Reloder-26]*
<<locked>>
88%
29602
46%
**15
90%
Baschieri & Pellagri 107
<<locked>>
81%
47079
74%
**13
98%
Bofors RP3
<<locked>>
81%
39842
62%
**72
99%
[Bofors RP7]*
<<locked>>
81%
35839
56%
**21
91%
Hodgdon BL-C2
<<locked>>
81%
48921
77%
**49
100%
Hodgdon Benchmark
<<locked>>
81%
51474
81%
**07
100%
Hodgdon H380
<<locked>>
81%
40727
64%
**76
96%
[Hodgdon H414]*
<<locked>>
81%
33170
52%
**35
90%
[Hodgdon H4350]*
<<locked>>
82%
37347
59%
**94
90%
Hodgdon H4895
<<locked>>
81%
47950
75%
**27
100%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
28369
44%
**87
94%
[Hodgdon Superperformance]*
<<locked>>
84%
35650
56%
**17
90%
Hodgdon VARGET
<<locked>>
81%
46021
72%
**71
99%
Hodgdon LEVERevolution
<<locked>>
81%
44005
69%
**94
99%
Hodgdon TrailBoss
<<locked>>
81%
26876
42%
**93
100%
IMR 3031
<<locked>>
81%
47761
75%
**17
100%
IMR 4064
<<locked>>
81%
42511
67%
**89
98%
IMR 4166 Enduron
<<locked>>
81%
45107
71%
**12
95%
[IMR 4350]*
<<locked>>
84%
34548
54%
**15
90%
[IMR 4451 Enduron]*
<<locked>>
81%
37391
59%
**67
92%
[IMR 4831]*
<<locked>>
81%
29849
47%
**46
92%
IMR 4895
<<locked>>
81%
44005
69%
**77
99%
IMR 8208 XBR
<<locked>>
81%
49661
78%
**23
100%
Lovex D073.6
<<locked>>
81%
46833
73%
**87
100%
Lovex S060
<<locked>>
81%
47239
74%
**44
99%
Lovex S062
<<locked>>
81%
42119
66%
**85
99%
[Lovex S065]*
<<locked>>
81%
34679
54%
**08
93%
[Lovex S070]*
<<locked>>
81%
32982
52%
**75
90%
Norma 201
<<locked>>
81%
46427
73%
**61
100%
Norma 202
<<locked>>
81%
46920
74%
**71
100%
Norma 203B
<<locked>>
81%
42380
66%
**25
98%
[Norma 204]*
<<locked>>
88%
39247
62%
**62
90%
[Norma MRP]*
<<locked>>
92%
34954
55%
**46
90%
[Norma URP]*
<<locked>>
81%
30980
49%
**82
93%
Ramshot Big Game
<<locked>>
81%
42163
66%
**38
98%
[Ramshot Hunter]*
<<locked>>
82%
31372
49%
**89
90%
Ramshot TAC
<<locked>>
81%
49617
78%
**23
98%
Ramshot Wild Boar
<<locked>>
81%
49458
77%
**53
99%
Ramshot X-Terminator
<<locked>>
81%
53534
84%
**69
100%
ReloadSwiss RS 14
<<locked>>
81%
27412
43%
**39
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
41075
64%
**59
94%
ReloadSwiss RS 52
<<locked>>
81%
45600
71%
**53
99%
ReloadSwiss RS 60
<<locked>>
81%
36970
58%
**08
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
30414
48%
**92
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
30690
48%
**92
90%
Rottweil R 901
<<locked>>
81%
50444
79%
**07
100%
Rottweil R 902
<<locked>>
81%
44121
69%
**05
99%
Rottweil R 903
<<locked>>
81%
37492
59%
**10
98%
[Rottweil R 904]*
<<locked>>
94%
42612
67%
**99
90%
[Rottweil R 905]*
<<locked>>
93%
37608
59%
**49
90%
[Rottweil R 907]*
<<locked>>
81%
35839
56%
**21
91%
SNPE Vectan SP 11
<<locked>>
81%
38421
60%
**69
97%
SNPE Vectan SP 7
<<locked>>
81%
48008
75%
**97
98%
SNPE Vectan SP 9
<<locked>>
81%
45992
72%
**77
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
47863
75%
**08
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40059
63%
**71
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33910
53%
**46
91%
[SNPE Vectan Tubal 8000]*
<<locked>>
93%
37913
59%
**62
90%
[Shooters World Long Rifle]*
<<locked>>
81%
34679
54%
**08
93%
Shooters World Match Rifle
<<locked>>
81%
46833
73%
**87
100%
Shooters World Precision
<<locked>>
81%
42119
66%
**85
99%
Somchem S335
<<locked>>
81%
47253
74%
**05
100%
Somchem S341
<<locked>>
81%
48037
75%
**04
99%
Somchem S355
<<locked>>
81%
38130
60%
**13
98%
Somchem S365
<<locked>>
81%
27746
43%
**33
95%
[Somchem S385]*
<<locked>>
90%
34795
55%
**54
90%
Vihtavuori N133
<<locked>>
81%
48385
76%
**05
100%
Vihtavuori N135
<<locked>>
81%
41742
65%
**53
100%
Vihtavuori N140
<<locked>>
81%
44338
69%
**99
100%
Vihtavuori N150
<<locked>>
81%
36405
57%
**54
99%
[Vihtavuori N160]*
<<locked>>
81%
32460
51%
**89
93%
Vihtavuori N530
<<locked>>
81%
49995
78%
**17
100%
Vihtavuori N540
<<locked>>
81%
42772
67%
**89
100%
[Vihtavuori N550]*
<<locked>>
81%
31981
50%
**92
93%
[Vihtavuori N555]*
<<locked>>
83%
25628
40%
**64
90%
Winchester 6.5 StaBALL
<<locked>>
81%
32474
51%
**72
96%
Winchester 748
<<locked>>
81%
49705
78%
**59
100%
[Winchester 760]*
<<locked>>
81%
33170
52%
**35
90%
[Winchester StaBALL HD]*
<<locked>>
90%
25962
41%
**97
90%
Winchester StaBALL Match
<<locked>>
81%
45701
72%
**87
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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