top of page

Load data for .300 WSM + .308 | 165gr | Sierra SBT GameKing

Recommended Powder(s):

.300 WSM + .308 | 165gr | Sierra SBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Sierra SBT GameKing
Manufacturer SKU:
2145
Bullet Weight:
165gr | 10.7g
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_B5882_C378
Last updated:
2026-02-14
Recommended Twist Rate:
1:14 - 1:12

Load data for 204 loads in caliber .300 WSM with .308 | 165gr | Sierra SBT GameKing bullet and 102 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 2206H
<<locked>>
85%
57116
89%
**40
100%
ADI AR 2208
<<locked>>
90%
56782
89%
**23
100%
ADI AR 2209
<<locked>>
97%
47892
75%
**48
95%
Accurate 2200
<<locked>>
84%
56927
89%
**07
100%
Accurate 2495
<<locked>>
83%
56637
89%
**77
100%
Accurate 2520
<<locked>>
83%
57188
90%
**17
100%
Accurate 2700
<<locked>>
91%
56869
89%
**71
98%
Accurate 3100
<<locked>>
97%
40611
64%
**90
96%
Accurate 4064
<<locked>>
89%
56956
89%
**04
100%
Accurate 4350 👍
<<locked>>
97%
56724
89%
**89
100%
Alliant Power Pro 2000-MR
<<locked>>
87%
57000
89%
**71
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
57130
90%
**43
100%
Alliant Reloder-15
<<locked>>
88%
56797
89%
**56
100%
Alliant Reloder-16 👍
<<locked>>
97%
53824
84%
**95
100%
Alliant Reloder-17
<<locked>>
94%
57000
89%
**54
100%
Alliant Reloder-19
<<locked>>
97%
47094
74%
**38
95%
[Alliant Reloder-22]*
<<locked>>
97%
41437
65%
**69
93%
Alliant Reloder-23
<<locked>>
97%
39218
61%
**33
99%
[Alliant Reloder-25]*
<<locked>>
97%
34360
54%
**12
94%
Alliant Reloder-26
<<locked>>
97%
43439
68%
**81
98%
Baschieri & Pellagri 107
<<locked>>
85%
56536
89%
**46
100%
Bofors RP3
<<locked>>
90%
56637
89%
**40
100%
[Bofors RP5]*
<<locked>>
97%
41437
65%
**69
93%
Bofors RP7
<<locked>>
94%
57087
89%
**30
98%
Hodgdon BL-C2
<<locked>>
83%
57319
90%
**56
100%
Hodgdon CFE223
<<locked>>
88%
56768
89%
**86
100%
Hodgdon H380
<<locked>>
90%
57392
90%
**53
100%
Hodgdon H414
<<locked>>
93%
57058
89%
**15
99%
Hodgdon H4350
<<locked>>
97%
52446
82%
**74
97%
Hodgdon H4895
<<locked>>
85%
57014
89%
**40
100%
Hodgdon Hybrid 100V
<<locked>>
97%
51271
80%
**77
100%
Hodgdon LVR 👍
<<locked>>
95%
56550
89%
**82
100%
Hodgdon Superperformance
<<locked>>
95%
56681
89%
**31
98%
Hodgdon VARGET
<<locked>>
91%
57217
90%
**27
100%
Hodgdon TrailBoss
<<locked>>
96%
34142
53%
**62
100%
IMR 3031
<<locked>>
87%
56971
89%
**13
100%
IMR 4064
<<locked>>
91%
56942
89%
**13
100%
IMR 4166 Enduron
<<locked>>
92%
56840
89%
**94
98%
IMR 4350
<<locked>>
97%
55230
87%
**20
98%
IMR 4451 Enduron
<<locked>>
93%
57406
90%
**36
98%
IMR 4831
<<locked>>
97%
47848
75%
**31
99%
IMR 4895
<<locked>>
87%
56623
89%
**59
100%
[IMR 4955 Enduron]*
<<locked>>
97%
45208
71%
**26
92%
IMR 8208 XBR
<<locked>>
84%
57101
89%
**04
100%
Lovex D073.6
<<locked>>
85%
57188
90%
**17
100%
Lovex S060
<<locked>>
86%
57305
90%
**77
100%
Lovex S062
<<locked>>
89%
57217
90%
**10
100%
Lovex S065
<<locked>>
95%
56666
89%
**27
99%
Lovex S070
<<locked>>
97%
57217
90%
**56
99%
[Lovex S071]*
<<locked>>
97%
33895
53%
**39
93%
Norma 201
<<locked>>
86%
56608
89%
**94
100%
Norma 202
<<locked>>
86%
57363
90%
**00
100%
Norma 203B
<<locked>>
88%
56797
89%
**56
100%
Norma 204
<<locked>>
97%
56304
88%
**72
97%
Norma MRP
<<locked>>
97%
43381
68%
**48
96%
Norma URP
<<locked>>
97%
55651
87%
**76
100%
Ramshot Big Game
<<locked>>
88%
56753
89%
**63
100%
[Ramshot Grand]*
<<locked>>
97%
46122
72%
**48
93%
Ramshot Hunter
<<locked>>
97%
54723
86%
**82
99%
[Ramshot Magnum]*
<<locked>>
97%
39987
63%
**03
93%
Ramshot TAC
<<locked>>
84%
57029
89%
**20
99%
Ramshot Wild Boar
<<locked>>
84%
56811
89%
**43
100%
ReloadSwiss RS 14
<<locked>>
96%
34418
54%
**01
100%
ReloadSwiss RS 50
<<locked>>
89%
57145
90%
**30
99%
ReloadSwiss RS 52
<<locked>>
86%
57348
90%
**18
100%
ReloadSwiss RS 60
<<locked>>
92%
57232
90%
**54
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
56637
89%
**15
100%
ReloadSwiss RS 70
<<locked>>
97%
56101
88%
**48
100%
Rottweil R 901
<<locked>>
83%
57014
89%
**64
100%
Rottweil R 902
<<locked>>
88%
57319
90%
**94
100%
Rottweil R 903
<<locked>>
92%
56739
89%
**40
100%
[Rottweil R 904]*
<<locked>>
97%
49966
78%
**35
94%
Rottweil R 905
<<locked>>
97%
45803
72%
**15
95%
Rottweil R 907
<<locked>>
94%
57087
89%
**30
98%
SNPE Vectan SP 11
<<locked>>
91%
57348
90%
**86
100%
SNPE Vectan SP 7
<<locked>>
84%
57261
90%
**27
100%
SNPE Vectan SP 9
<<locked>>
86%
56724
89%
**23
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
56768
89%
**15
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
56913
89%
**05
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
56608
89%
**67
98%
Shooters World Long Rifle
<<locked>>
95%
56666
89%
**27
99%
Shooters World Match Rifle
<<locked>>
85%
57188
90%
**17
100%
Shooters World Precision
<<locked>>
89%
57217
90%
**10
100%
Somchem S335
<<locked>>
85%
56608
89%
**15
100%
Somchem S341
<<locked>>
84%
56811
89%
**13
100%
Somchem S355
<<locked>>
92%
56884
89%
**33
100%
[Somchem S361]*
<<locked>>
97%
51634
81%
**22
93%
Somchem S365
<<locked>>
97%
50343
79%
**27
100%
Somchem S385
<<locked>>
97%
47050
74%
**05
96%
Vihtavuori N133
<<locked>>
87%
56724
89%
**92
100%
Vihtavuori N135
<<locked>>
93%
57101
89%
**54
100%
Vihtavuori N140
<<locked>>
88%
56985
89%
**61
100%
Vihtavuori N150
<<locked>>
97%
56405
88%
**87
100%
Vihtavuori N160
<<locked>>
94%
56579
89%
**46
100%
[Vihtavuori N165]*
<<locked>>
97%
38827
61%
**31
93%
Vihtavuori N540
<<locked>>
88%
57290
90%
**97
100%
Vihtavuori N550 👍
<<locked>>
95%
56985
89%
**99
100%
Vihtavuori N555
<<locked>>
97%
43410
68%
**12
99%
Winchester 6.5 StaBALL
<<locked>>
96%
56608
89%
**30
100%
Winchester 760
<<locked>>
93%
57058
89%
**15
99%
Winchester StaBALL HD
<<locked>>
97%
34954
55%
**33
99%
Winchester Supreme 780
<<locked>>
97%
48153
75%
**15
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
50183
79%
**35
100%
ADI AR 2208
<<locked>>
81%
42424
66%
**67
99%
[ADI AR 2209]*
<<locked>>
88%
36230
57%
**85
90%
Accurate 2200
<<locked>>
81%
52359
82%
**35
99%
Accurate 2495
<<locked>>
81%
52460
82%
**18
100%
Accurate 2520
<<locked>>
81%
53200
83%
**58
100%
[Accurate 2700]*
<<locked>>
81%
40785
64%
**82
94%
[Accurate 3100]*
<<locked>>
86%
27978
44%
**79
90%
Accurate 4064
<<locked>>
81%
44295
69%
**13
100%
Accurate 4350
<<locked>>
81%
32982
52%
**39
95%
Alliant Power Pro 2000-MR
<<locked>>
81%
46108
72%
**81
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
42496
67%
**97
100%
Alliant Reloder-15
<<locked>>
81%
45600
71%
**72
99%
Alliant Reloder-16
<<locked>>
81%
33156
52%
**56
95%
Alliant Reloder-17
<<locked>>
81%
36956
58%
**80
99%
[Alliant Reloder-19]*
<<locked>>
87%
35244
55%
**75
90%
[Alliant Reloder-22]*
<<locked>>
92%
35476
56%
**21
90%
[Alliant Reloder-23]*
<<locked>>
81%
24004
38%
**83
91%
[Alliant Reloder-25]*
<<locked>>
92%
29399
46%
**61
90%
[Alliant Reloder-26]*
<<locked>>
83%
27369
43%
**41
90%
Baschieri & Pellagri 107
<<locked>>
81%
49719
78%
**38
99%
Bofors RP3
<<locked>>
81%
42554
67%
**13
100%
[Bofors RP5]*
<<locked>>
92%
35476
56%
**21
90%
[Bofors RP7]*
<<locked>>
81%
38000
60%
**66
93%
Hodgdon BL-C2
<<locked>>
81%
52663
83%
**87
100%
Hodgdon CFE223
<<locked>>
81%
44266
69%
**76
99%
Hodgdon H380
<<locked>>
81%
43453
68%
**20
98%
[Hodgdon H414]*
<<locked>>
81%
38232
60%
**54
94%
[Hodgdon H4350]*
<<locked>>
81%
31995
50%
**44
90%
Hodgdon H4895
<<locked>>
81%
50691
79%
**38
100%
Hodgdon Hybrid 100V
<<locked>>
81%
30298
47%
**44
96%
Hodgdon LVR
<<locked>>
81%
36027
56%
**02
96%
[Hodgdon Superperformance]*
<<locked>>
81%
34316
54%
**75
91%
Hodgdon VARGET
<<locked>>
81%
42206
66%
**67
99%
Hodgdon TrailBoss
<<locked>>
84%
28558
45%
**47
100%
IMR 3031
<<locked>>
81%
46717
73%
**62
100%
IMR 4064
<<locked>>
81%
41843
66%
**51
99%
IMR 4166 Enduron
<<locked>>
81%
41495
65%
**18
95%
[IMR 4350]*
<<locked>>
81%
33692
53%
**87
91%
[IMR 4451 Enduron]*
<<locked>>
81%
39552
62%
**02
94%
[IMR 4831]*
<<locked>>
81%
29066
46%
**15
94%
IMR 4895
<<locked>>
81%
46833
73%
**02
100%
[IMR 4955 Enduron]*
<<locked>>
94%
40857
64%
**38
90%
IMR 8208 XBR
<<locked>>
81%
52330
82%
**31
100%
Lovex D073.6
<<locked>>
81%
50067
78%
**08
100%
Lovex S060
<<locked>>
81%
49530
78%
**62
100%
Lovex S062
<<locked>>
81%
44686
70%
**13
100%
Lovex S065
<<locked>>
81%
36840
58%
**52
95%
[Lovex S070]*
<<locked>>
81%
34925
55%
**23
93%
[Lovex S071]*
<<locked>>
90%
27659
43%
**75
90%
Norma 201
<<locked>>
81%
49110
77%
**76
100%
Norma 202
<<locked>>
81%
49559
78%
**82
100%
Norma 203B
<<locked>>
81%
45107
71%
**62
99%
[Norma 204]*
<<locked>>
84%
36013
56%
**75
90%
[Norma MRP]*
<<locked>>
88%
32300
51%
**62
90%
Norma URP
<<locked>>
81%
33214
52%
**39
95%
Ramshot Big Game
<<locked>>
81%
44904
70%
**72
99%
[Ramshot Grand]*
<<locked>>
93%
40814
64%
**26
90%
[Ramshot Hunter]*
<<locked>>
81%
32300
51%
**10
92%
[Ramshot Magnum]*
<<locked>>
93%
35375
55%
**85
90%
Ramshot TAC
<<locked>>
81%
52460
82%
**51
99%
Ramshot Wild Boar
<<locked>>
81%
52112
82%
**71
100%
ReloadSwiss RS 14
<<locked>>
81%
27659
43%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
43526
68%
**97
96%
ReloadSwiss RS 52
<<locked>>
81%
48414
76%
**77
99%
ReloadSwiss RS 60
<<locked>>
81%
39305
62%
**49
100%
ReloadSwiss RS 62
<<locked>>
81%
32663
51%
**46
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
32576
51%
**46
93%
Rottweil R 901
<<locked>>
81%
53113
83%
**15
100%
Rottweil R 902
<<locked>>
81%
46659
73%
**30
100%
Rottweil R 903
<<locked>>
81%
39871
62%
**48
99%
[Rottweil R 904]*
<<locked>>
89%
38740
61%
**05
90%
[Rottweil R 905]*
<<locked>>
88%
34867
55%
**75
90%
[Rottweil R 907]*
<<locked>>
81%
38000
60%
**66
93%
SNPE Vectan SP 11
<<locked>>
81%
40988
64%
**03
99%
SNPE Vectan SP 7
<<locked>>
81%
51039
80%
**25
99%
SNPE Vectan SP 9
<<locked>>
81%
48486
76%
**95
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
50372
79%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42177
66%
**89
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
36260
57%
**00
93%
Shooters World Long Rifle
<<locked>>
81%
36840
58%
**52
95%
Shooters World Match Rifle
<<locked>>
81%
50067
78%
**08
100%
Shooters World Precision
<<locked>>
81%
44686
70%
**13
100%
Somchem S335
<<locked>>
81%
49806
78%
**20
100%
Somchem S341
<<locked>>
81%
50720
79%
**25
100%
Somchem S355
<<locked>>
81%
40596
64%
**51
99%
[Somchem S361]*
<<locked>>
90%
41597
65%
**35
90%
Somchem S365
<<locked>>
81%
29805
47%
**90
97%
[Somchem S385]*
<<locked>>
85%
31821
50%
**74
90%
Vihtavuori N133
<<locked>>
81%
47471
74%
**64
100%
Vihtavuori N135
<<locked>>
81%
39639
62%
**82
100%
Vihtavuori N140
<<locked>>
81%
46383
73%
**07
100%
Vihtavuori N150
<<locked>>
81%
34824
55%
**03
99%
Vihtavuori N160
<<locked>>
81%
35969
56%
**72
96%
[Vihtavuori N165]*
<<locked>>
92%
33518
53%
**00
90%
Vihtavuori N540
<<locked>>
81%
46079
72%
**26
100%
Vihtavuori N550
<<locked>>
81%
36622
57%
**21
96%
[Vihtavuori N555]*
<<locked>>
81%
25701
40%
**62
92%
Winchester 6.5 StaBALL
<<locked>>
81%
34301
54%
**16
98%
[Winchester 760]*
<<locked>>
81%
38232
60%
**54
94%
[Winchester StaBALL HD]*
<<locked>>
85%
23757
37%
**20
90%
[Winchester Supreme 780]*
<<locked>>
88%
35404
55%
**49
90%

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