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Load data for .300 H & H Mag. + .308 | 165gr | Sierra SBT GameKing

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365

.300 H & H Mag. + .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:
1.186" | 30.1mm
Caliber:
.300 H & H Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.490" | 12.4mm
Shank Seated Depth:
0.355" | 9.0mm
Case Capacity:
85.9 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5882_C357
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:12

Load data for 164 loads in caliber .300 H & H Mag. with .308 | 165gr | Sierra SBT GameKing bullet and 82 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365. 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>>
88%
56101
90%
**10
100%
ADI AR 2209
<<locked>>
97%
51227
82%
**13
96%
[ADI AR 2213]*
<<locked>>
97%
46064
74%
**31
93%
Accurate 2700
<<locked>>
89%
55724
89%
**51
98%
Accurate 3100
<<locked>>
97%
44962
72%
**72
98%
Accurate 4064
<<locked>>
86%
55912
90%
**81
100%
Accurate 4350
<<locked>>
94%
55709
89%
**69
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
55825
90%
**20
100%
Alliant Reloder-15
<<locked>>
85%
55680
89%
**33
100%
Alliant Reloder-16 👍
<<locked>>
96%
55999
90%
**15
100%
Alliant Reloder-17
<<locked>>
91%
55419
89%
**25
100%
Alliant Reloder-19
<<locked>>
97%
50966
82%
**04
96%
Alliant Reloder-22
<<locked>>
97%
44802
72%
**31
95%
Alliant Reloder-23
<<locked>>
97%
42511
68%
**95
100%
Alliant Reloder-25
<<locked>>
97%
36927
59%
**80
96%
Alliant Reloder-26
<<locked>>
97%
47456
76%
**66
99%
Hodgdon CFE223
<<locked>>
86%
56101
90%
**79
100%
Hodgdon H380
<<locked>>
87%
55898
90%
**33
100%
Hodgdon H414 👍
<<locked>>
90%
55564
89%
**79
99%
Hodgdon H4350
<<locked>>
97%
56086
90%
**33
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
48298
77%
**28
93%
Hodgdon Hybrid 100V
<<locked>>
97%
54578
88%
**20
100%
Hodgdon LVR
<<locked>>
92%
55912
90%
**76
100%
Hodgdon Superperformance
<<locked>>
92%
55521
89%
**12
98%
Hodgdon VARGET
<<locked>>
88%
55898
90%
**10
100%
Hodgdon TrailBoss
<<locked>>
96%
34461
55%
**81
100%
IMR 3031
<<locked>>
85%
56028
90%
**94
100%
IMR 4064
<<locked>>
89%
55956
90%
**00
100%
IMR 4166 Enduron
<<locked>>
89%
55608
89%
**77
98%
IMR 4350
<<locked>>
95%
55695
89%
**20
98%
IMR 4451 Enduron
<<locked>>
90%
55738
89%
**13
98%
IMR 4831
<<locked>>
97%
51576
83%
**87
100%
IMR 4895
<<locked>>
84%
55579
89%
**40
100%
[IMR 4955 Enduron]*
<<locked>>
97%
47587
76%
**76
93%
[IMR 7828 SSC]*
<<locked>>
97%
47471
76%
**67
93%
Lovex S060
<<locked>>
83%
55956
90%
**58
100%
Lovex S062
<<locked>>
86%
55230
89%
**84
100%
Lovex S065
<<locked>>
92%
55854
90%
**10
99%
Lovex S070
<<locked>>
94%
55579
89%
**27
99%
Lovex S071
<<locked>>
97%
36999
59%
**05
95%
Norma 201
<<locked>>
83%
55622
89%
**77
100%
Norma 203B
<<locked>>
86%
55651
89%
**36
100%
Norma 204
<<locked>>
94%
55579
89%
**59
97%
Norma MRP
<<locked>>
97%
47413
76%
**17
97%
Norma URP
<<locked>>
95%
55579
89%
**76
100%
Ramshot Big Game
<<locked>>
86%
56115
90%
**59
100%
Ramshot Hunter
<<locked>>
95%
55637
89%
**92
99%
Ramshot Magnum
<<locked>>
97%
43497
70%
**79
95%
ReloadSwiss RS 14
<<locked>>
96%
35099
56%
**24
100%
ReloadSwiss RS 50
<<locked>>
87%
55869
90%
**13
99%
ReloadSwiss RS 52
<<locked>>
86%
55390
89%
**40
100%
ReloadSwiss RS 60
<<locked>>
92%
55854
90%
**48
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
56043
90%
**02
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
55376
89%
**31
100%
Rottweil R 902
<<locked>>
85%
56086
90%
**74
100%
Rottweil R 903
<<locked>>
89%
55448
89%
**17
100%
Rottweil R 904
<<locked>>
97%
53505
86%
**90
95%
Rottweil R 905
<<locked>>
97%
49487
79%
**87
96%
Rottweil R 907
<<locked>>
91%
55274
89%
**97
98%
SNPE Vectan SP 11
<<locked>>
88%
55506
89%
**53
100%
SNPE Vectan SP 9
<<locked>>
83%
55666
89%
**13
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
55782
89%
**92
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
55259
89%
**51
98%
Shooters World Long Rifle
<<locked>>
92%
55854
90%
**10
99%
Shooters World Precision
<<locked>>
86%
55230
89%
**84
100%
Somchem S355
<<locked>>
89%
55463
89%
**13
100%
Somchem S361
<<locked>>
97%
55245
89%
**87
95%
Somchem S365 👍
<<locked>>
97%
54766
88%
**82
100%
Somchem S385
<<locked>>
97%
50488
81%
**64
97%
Vihtavuori N133
<<locked>>
85%
56101
90%
**82
100%
Vihtavuori N135
<<locked>>
90%
55332
89%
**25
100%
Vihtavuori N140
<<locked>>
85%
55825
90%
**44
100%
Vihtavuori N150
<<locked>>
94%
55854
90%
**71
100%
Vihtavuori N160
<<locked>>
92%
56115
90%
**36
100%
[Vihtavuori N165]*
<<locked>>
97%
41843
67%
**94
94%
Vihtavuori N540
<<locked>>
85%
55854
90%
**71
100%
Vihtavuori N550
<<locked>>
92%
55521
89%
**72
100%
Vihtavuori N555
<<locked>>
97%
47282
76%
**71
100%
[Vihtavuori N560]*
<<locked>>
97%
44744
72%
**38
92%
Winchester 6.5 StaBALL
<<locked>>
94%
56028
90%
**17
100%
Winchester 760
<<locked>>
90%
55564
89%
**79
99%
Winchester StaBALL HD
<<locked>>
97%
35143
56%
**15
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
44991
72%
**20
99%
[ADI AR 2209]*
<<locked>>
85%
35027
56%
**62
90%
[ADI AR 2213]*
<<locked>>
92%
39958
64%
**90
90%
Accurate 2700
<<locked>>
81%
43584
70%
**41
95%
[Accurate 3100]*
<<locked>>
83%
27470
44%
**59
90%
Accurate 4064
<<locked>>
81%
47369
76%
**49
100%
Accurate 4350
<<locked>>
81%
35636
57%
**92
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
45237
73%
**46
100%
Alliant Reloder-15
<<locked>>
81%
48443
78%
**18
100%
Alliant Reloder-16
<<locked>>
81%
35085
56%
**02
97%
Alliant Reloder-17
<<locked>>
81%
39842
64%
**43
99%
[Alliant Reloder-19]*
<<locked>>
85%
34592
55%
**52
90%
[Alliant Reloder-22]*
<<locked>>
89%
34679
56%
**02
90%
[Alliant Reloder-23]*
<<locked>>
81%
25701
41%
**46
93%
[Alliant Reloder-25]*
<<locked>>
88%
28514
46%
**28
90%
[Alliant Reloder-26]*
<<locked>>
81%
27006
43%
**31
90%
Hodgdon CFE223
<<locked>>
81%
47398
76%
**28
99%
Hodgdon H380
<<locked>>
81%
45890
74%
**59
99%
Hodgdon H414
<<locked>>
81%
41191
66%
**13
95%
[Hodgdon H4350]*
<<locked>>
81%
34098
55%
**93
92%
[Hodgdon H4831 SC]*
<<locked>>
92%
40814
65%
**74
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32590
52%
**00
97%
Hodgdon LVR
<<locked>>
81%
38580
62%
**48
97%
[Hodgdon Superperformance]*
<<locked>>
81%
36985
59%
**44
93%
Hodgdon VARGET
<<locked>>
81%
44802
72%
**17
99%
Hodgdon TrailBoss
<<locked>>
82%
28036
45%
**44
100%
IMR 3031
<<locked>>
81%
49734
80%
**99
100%
IMR 4064
<<locked>>
81%
44164
71%
**94
99%
IMR 4166 Enduron
<<locked>>
81%
43497
70%
**57
96%
[IMR 4350]*
<<locked>>
81%
35795
57%
**39
93%
IMR 4451 Enduron
<<locked>>
81%
41800
67%
**51
95%
IMR 4831
<<locked>>
81%
31082
50%
**57
95%
IMR 4895
<<locked>>
81%
49734
80%
**44
100%
[IMR 4955 Enduron]*
<<locked>>
91%
39987
64%
**25
90%
[IMR 7828 SSC]*
<<locked>>
92%
39929
64%
**10
90%
Lovex S060
<<locked>>
81%
52170
84%
**05
100%
Lovex S062
<<locked>>
81%
47485
76%
**62
100%
Lovex S065
<<locked>>
81%
39160
63%
**98
96%
[Lovex S070]*
<<locked>>
81%
37420
60%
**75
94%
[Lovex S071]*
<<locked>>
87%
27470
44%
**59
90%
Norma 201
<<locked>>
81%
51967
83%
**25
100%
Norma 203B
<<locked>>
81%
47805
77%
**05
100%
[Norma 204]*
<<locked>>
81%
35070
56%
**49
90%
[Norma MRP]*
<<locked>>
85%
31386
50%
**36
90%
Norma URP
<<locked>>
81%
35650
57%
**89
96%
Ramshot Big Game
<<locked>>
81%
48066
77%
**25
100%
[Ramshot Hunter]*
<<locked>>
81%
34592
55%
**72
94%
[Ramshot Magnum]*
<<locked>>
90%
33837
54%
**52
90%
ReloadSwiss RS 14
<<locked>>
81%
28065
45%
**73
100%
ReloadSwiss RS 50
<<locked>>
81%
46166
74%
**49
97%
ReloadSwiss RS 52
<<locked>>
81%
47311
76%
**12
100%
ReloadSwiss RS 60
<<locked>>
81%
38595
62%
**26
100%
ReloadSwiss RS 62
<<locked>>
81%
35360
57%
**02
96%
ReloadSwiss RS 70
<<locked>>
81%
34853
56%
**08
95%
Rottweil R 902
<<locked>>
81%
49545
79%
**79
100%
Rottweil R 903
<<locked>>
81%
42859
69%
**03
100%
[Rottweil R 904]*
<<locked>>
86%
37521
60%
**75
90%
[Rottweil R 905]*
<<locked>>
85%
33823
54%
**39
90%
[Rottweil R 907]*
<<locked>>
81%
40306
65%
**12
94%
SNPE Vectan SP 11
<<locked>>
81%
43874
70%
**46
99%
SNPE Vectan SP 9
<<locked>>
81%
51430
82%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44541
71%
**21
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
38348
61%
**36
94%
Shooters World Long Rifle
<<locked>>
81%
39160
63%
**98
96%
Shooters World Precision
<<locked>>
81%
47485
76%
**62
100%
Somchem S355
<<locked>>
81%
43250
69%
**03
100%
[Somchem S361]*
<<locked>>
88%
40625
65%
**18
90%
Somchem S365
<<locked>>
81%
32010
51%
**39
98%
[Somchem S385]*
<<locked>>
82%
31227
50%
**51
90%
Vihtavuori N133
<<locked>>
81%
50154
80%
**03
100%
Vihtavuori N135
<<locked>>
81%
42061
67%
**21
100%
Vihtavuori N140
<<locked>>
81%
49182
79%
**46
100%
Vihtavuori N150
<<locked>>
81%
36999
59%
**49
99%
Vihtavuori N160
<<locked>>
81%
38696
62%
**28
97%
[Vihtavuori N165]*
<<locked>>
89%
32590
52%
**74
90%
Vihtavuori N540
<<locked>>
81%
48733
78%
**69
100%
Vihtavuori N550
<<locked>>
81%
39059
63%
**67
97%
[Vihtavuori N555]*
<<locked>>
81%
27876
45%
**25
94%
[Vihtavuori N560]*
<<locked>>
93%
40001
64%
**36
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36622
59%
**66
99%
Winchester 760
<<locked>>
81%
41191
66%
**13
95%
[Winchester StaBALL HD]*
<<locked>>
82%
23192
37%
**97
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.

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