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Load data for .300 Win. Mag. + .308 | 165gr | Sierra Tipped GameKing

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

.300 Win. Mag. + .308 | 165gr | Sierra Tipped GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Sierra Tipped GameKing
Manufacturer SKU:
4665
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.332" | 33.8mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.662" | 16.8mm
Shank Seated Depth:
0.412" | 10.5mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5884_C380
Last updated:
2025-02-02
Recommended Twist Rate:
1:12 - 1:10

Load data for 200 loads in caliber .300 Win. Mag. with .308 | 165gr | Sierra Tipped GameKing bullet and 100 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 33.6 fps

  • .

    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 2206H
<<locked>>
85%
61873
99%
**31
100%
ADI AR 2208
<<locked>>
91%
61931
99%
**18
100%
ADI AR 2209
<<locked>>
97%
52721
85%
**66
97%
[ADI AR 2213]*
<<locked>>
97%
47311
76%
**81
94%
Accurate 2200
<<locked>>
84%
62091
100%
**09
100%
Accurate 2495
<<locked>>
83%
61554
99%
**53
100%
Accurate 2700
<<locked>>
91%
62018
99%
**72
99%
Accurate 3100
<<locked>>
97%
46514
75%
**22
98%
Accurate 4064
<<locked>>
89%
62018
99%
**86
100%
Accurate 4350
<<locked>>
96%
62004
99%
**84
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
61757
99%
**22
100%
Alliant Reloder-15
<<locked>>
88%
62294
100%
**54
100%
Alliant Reloder-16 👍
<<locked>>
97%
60205
97%
**10
100%
Alliant Reloder-17
<<locked>>
93%
61583
99%
**33
100%
Alliant Reloder-19
<<locked>>
97%
52460
84%
**66
97%
Alliant Reloder-22
<<locked>>
97%
46166
74%
**84
96%
Alliant Reloder-23
<<locked>>
97%
43845
70%
**44
100%
Alliant Reloder-25
<<locked>>
97%
37956
61%
**36
96%
Alliant Reloder-26
<<locked>>
97%
49110
79%
**22
100%
Baschieri & Pellagri 107
<<locked>>
85%
61554
99%
**41
100%
Hodgdon Benchmark
<<locked>>
84%
62178
100%
**53
100%
Hodgdon CFE223
<<locked>>
88%
62366
100%
**84
100%
Hodgdon H380
<<locked>>
89%
61714
99%
**38
100%
Hodgdon H414 👍
<<locked>>
92%
62047
99%
**04
99%
Hodgdon H4350
<<locked>>
97%
57682
92%
**82
99%
[Hodgdon H4831]*
<<locked>>
97%
44106
71%
**76
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
49617
80%
**77
94%
Hodgdon Hybrid 100V
<<locked>>
97%
56304
90%
**69
100%
Hodgdon LVR
<<locked>>
94%
61801
99%
**77
100%
Hodgdon Superperformance
<<locked>>
94%
61772
99%
**33
99%
Hodgdon VARGET
<<locked>>
91%
62337
100%
**22
100%
Hodgdon TrailBoss
<<locked>>
97%
34838
56%
**08
100%
IMR 3031
<<locked>>
87%
62091
100%
**92
100%
IMR 4064
<<locked>>
91%
61917
99%
**05
100%
IMR 4166 Enduron
<<locked>>
92%
62091
100%
**09
99%
IMR 4350
<<locked>>
97%
60423
97%
**25
99%
IMR 4451 Enduron
<<locked>>
93%
61931
99%
**25
99%
IMR 4831
<<locked>>
97%
53229
85%
**40
100%
IMR 4895
<<locked>>
87%
62149
100%
**58
100%
[IMR 4955 Enduron]*
<<locked>>
97%
48994
79%
**28
94%
[IMR 7828 SSC]*
<<locked>>
97%
48211
77%
**13
94%
IMR 8208 XBR
<<locked>>
84%
61946
99%
**95
100%
Lovex D073.6
<<locked>>
85%
61757
99%
**95
100%
Lovex S060
<<locked>>
86%
61583
99%
**69
100%
Lovex S062
<<locked>>
89%
62018
99%
**95
100%
Lovex S065
<<locked>>
95%
62294
100%
**25
100%
Lovex S070
<<locked>>
96%
61960
99%
**45
100%
Lovex S071
<<locked>>
97%
38696
62%
**67
96%
Norma 201
<<locked>>
86%
62279
100%
**92
100%
Norma 202
<<locked>>
85%
61395
98%
**66
100%
Norma 203B
<<locked>>
89%
62279
100%
**54
100%
Norma 204
<<locked>>
97%
61525
99%
**81
98%
Norma MRP
<<locked>>
97%
48733
78%
**76
98%
Norma URP
<<locked>>
97%
61482
99%
**77
100%
Ramshot Big Game
<<locked>>
88%
61917
99%
**51
100%
Ramshot Hunter
<<locked>>
97%
60669
97%
**94
100%
Ramshot Magnum
<<locked>>
97%
44556
71%
**31
96%
Ramshot TAC
<<locked>>
84%
61815
99%
**22
100%
Ramshot Wild Boar
<<locked>>
84%
61917
99%
**31
100%
ReloadSwiss RS 14
<<locked>>
97%
35476
57%
**50
100%
ReloadSwiss RS 50
<<locked>>
89%
61743
99%
**25
100%
ReloadSwiss RS 52
<<locked>>
88%
61917
99%
**54
100%
ReloadSwiss RS 60
<<locked>>
94%
61844
99%
**53
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
61467
99%
**04
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
61975
99%
**66
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37014
59%
**26
93%
Rottweil R 901
<<locked>>
84%
62018
99%
**53
100%
Rottweil R 902
<<locked>>
87%
61583
99%
**72
100%
Rottweil R 903
<<locked>>
92%
62163
100%
**28
100%
Rottweil R 904
<<locked>>
97%
54882
88%
**40
96%
Rottweil R 905
<<locked>>
97%
51111
82%
**40
97%
Rottweil R 907
<<locked>>
94%
61757
99%
**22
99%
SNPE Vectan SP 11
<<locked>>
90%
61656
99%
**61
100%
SNPE Vectan SP 7
<<locked>>
84%
61583
99%
**05
100%
SNPE Vectan SP 9
<<locked>>
86%
62018
99%
**28
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
61844
99%
**07
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
62178
100%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
61728
99%
**69
99%
Shooters World Long Rifle
<<locked>>
95%
62294
100%
**25
100%
Shooters World Match Rifle
<<locked>>
85%
61757
99%
**95
100%
Shooters World Precision
<<locked>>
89%
62018
99%
**95
100%
Somchem S335
<<locked>>
86%
61975
99%
**00
100%
Somchem S341
<<locked>>
84%
61888
99%
**09
100%
Somchem S355
<<locked>>
92%
62308
100%
**25
100%
Somchem S361
<<locked>>
97%
56695
91%
**30
96%
Somchem S365
<<locked>>
97%
56666
91%
**28
100%
Somchem S385
<<locked>>
97%
51967
83%
**23
98%
Vihtavuori N133
<<locked>>
88%
61815
99%
**81
100%
Vihtavuori N135
<<locked>>
93%
61946
99%
**30
100%
Vihtavuori N140
<<locked>>
88%
61670
99%
**40
100%
Vihtavuori N150
<<locked>>
97%
62221
100%
**79
100%
Vihtavuori N160
<<locked>>
94%
61931
99%
**45
100%
Vihtavuori N165
<<locked>>
97%
43221
69%
**46
95%
Vihtavuori N540
<<locked>>
88%
62250
100%
**86
100%
Vihtavuori N550
<<locked>>
94%
62091
100%
**87
100%
Vihtavuori N555
<<locked>>
97%
49037
79%
**23
100%
[Vihtavuori N560]*
<<locked>>
97%
46673
75%
**07
93%
Winchester 6.5 StaBALL
<<locked>>
95%
61569
99%
**05
100%
Winchester 760 👍
<<locked>>
92%
62047
99%
**04
99%
Winchester StaBALL HD
<<locked>>
97%
37333
60%
**81
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
54288
87%
**17
100%
ADI AR 2208
<<locked>>
81%
46151
74%
**62
99%
[ADI AR 2209]*
<<locked>>
84%
34374
55%
**69
90%
[ADI AR 2213]*
<<locked>>
91%
38435
62%
**87
90%
Accurate 2200
<<locked>>
81%
56420
90%
**30
100%
Accurate 2495
<<locked>>
81%
57609
92%
**00
100%
Accurate 2700
<<locked>>
81%
44411
71%
**84
96%
[Accurate 3100]*
<<locked>>
81%
26818
43%
**56
90%
Accurate 4064
<<locked>>
81%
48747
78%
**92
100%
Accurate 4350
<<locked>>
81%
36767
59%
**41
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46456
74%
**89
100%
Alliant Reloder-15
<<locked>>
81%
49617
80%
**58
100%
Alliant Reloder-16
<<locked>>
81%
35998
58%
**51
97%
Alliant Reloder-17
<<locked>>
81%
40770
65%
**79
100%
[Alliant Reloder-19]*
<<locked>>
83%
33663
54%
**52
90%
[Alliant Reloder-22]*
<<locked>>
87%
33562
54%
**92
90%
[Alliant Reloder-23]*
<<locked>>
81%
26295
42%
**92
94%
[Alliant Reloder-25]*
<<locked>>
87%
27659
44%
**25
90%
[Alliant Reloder-26]*
<<locked>>
81%
27934
45%
**80
92%
Baschieri & Pellagri 107
<<locked>>
81%
53882
86%
**30
100%
Hodgdon Benchmark
<<locked>>
81%
57653
92%
**90
100%
Hodgdon CFE223
<<locked>>
81%
48762
78%
**74
100%
Hodgdon H380
<<locked>>
81%
46949
75%
**08
99%
Hodgdon H414
<<locked>>
81%
42221
68%
**62
96%
[Hodgdon H4350]*
<<locked>>
81%
35056
56%
**39
93%
[Hodgdon H4831]*
<<locked>>
94%
39479
63%
**67
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39320
63%
**67
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33649
54%
**49
98%
Hodgdon LVR
<<locked>>
81%
39653
64%
**90
97%
[Hodgdon Superperformance]*
<<locked>>
81%
38000
61%
**94
94%
Hodgdon VARGET
<<locked>>
81%
45701
73%
**56
99%
Hodgdon TrailBoss
<<locked>>
81%
27441
44%
**47
100%
IMR 3031
<<locked>>
81%
50807
81%
**38
100%
IMR 4064
<<locked>>
81%
45194
72%
**36
99%
IMR 4166 Enduron
<<locked>>
81%
44599
72%
**03
97%
[IMR 4350]*
<<locked>>
81%
36724
59%
**82
93%
IMR 4451 Enduron
<<locked>>
81%
42801
69%
**94
96%
IMR 4831
<<locked>>
81%
32184
52%
**10
96%
IMR 4895
<<locked>>
81%
50821
81%
**94
100%
[IMR 4955 Enduron]*
<<locked>>
89%
38508
62%
**18
90%
[IMR 7828 SSC]*
<<locked>>
90%
38232
61%
**97
90%
IMR 8208 XBR
<<locked>>
81%
56420
90%
**17
100%
Lovex D073.6
<<locked>>
81%
54621
88%
**94
100%
Lovex S060
<<locked>>
81%
53359
86%
**44
100%
Lovex S062
<<locked>>
81%
48747
78%
**05
100%
Lovex S065
<<locked>>
81%
40103
64%
**41
97%
Lovex S070
<<locked>>
81%
38189
61%
**15
95%
[Lovex S071]*
<<locked>>
85%
26629
43%
**49
90%
Norma 201
<<locked>>
81%
53113
85%
**64
100%
Norma 202
<<locked>>
81%
53621
86%
**58
100%
Norma 203B
<<locked>>
81%
48979
79%
**44
100%
[Norma 204]*
<<locked>>
81%
36289
58%
**08
91%
[Norma MRP]*
<<locked>>
83%
30850
49%
**36
90%
Norma URP
<<locked>>
81%
36724
59%
**35
97%
Ramshot Big Game
<<locked>>
81%
49327
79%
**64
100%
Ramshot Hunter
<<locked>>
81%
35592
57%
**15
95%
[Ramshot Magnum]*
<<locked>>
89%
33069
53%
**52
90%
Ramshot TAC
<<locked>>
81%
56521
91%
**40
100%
Ramshot Wild Boar
<<locked>>
81%
56449
91%
**49
100%
ReloadSwiss RS 14
<<locked>>
81%
28036
45%
**90
100%
ReloadSwiss RS 50
<<locked>>
81%
47282
76%
**95
98%
ReloadSwiss RS 52
<<locked>>
81%
48834
78%
**61
100%
ReloadSwiss RS 60
<<locked>>
81%
39465
63%
**76
100%
ReloadSwiss RS 62
<<locked>>
81%
36608
59%
**54
97%
ReloadSwiss RS 70
<<locked>>
81%
35679
57%
**57
96%
[ReloadSwiss RS 76]*
<<locked>>
94%
33286
53%
**18
90%
Rottweil R 901
<<locked>>
81%
57232
92%
**90
100%
Rottweil R 902
<<locked>>
81%
50444
81%
**08
100%
Rottweil R 903
<<locked>>
81%
43947
70%
**46
100%
[Rottweil R 904]*
<<locked>>
84%
36289
58%
**72
90%
[Rottweil R 905]*
<<locked>>
84%
32837
53%
**36
90%
Rottweil R 907
<<locked>>
81%
41220
66%
**64
95%
SNPE Vectan SP 11
<<locked>>
81%
45107
72%
**95
100%
SNPE Vectan SP 7
<<locked>>
81%
55434
89%
**23
100%
SNPE Vectan SP 9
<<locked>>
81%
52823
85%
**87
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
53983
87%
**92
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45339
73%
**57
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39407
63%
**89
95%
Shooters World Long Rifle
<<locked>>
81%
40103
64%
**41
97%
Shooters World Match Rifle
<<locked>>
81%
54621
88%
**94
100%
Shooters World Precision
<<locked>>
81%
48747
78%
**05
100%
Somchem S335
<<locked>>
81%
53751
86%
**92
100%
Somchem S341
<<locked>>
81%
54911
88%
**04
100%
Somchem S355
<<locked>>
81%
44309
71%
**43
100%
[Somchem S361]*
<<locked>>
86%
39044
63%
**08
90%
Somchem S365
<<locked>>
81%
33025
53%
**85
99%
[Somchem S385]*
<<locked>>
81%
30734
49%
**61
90%
Vihtavuori N133
<<locked>>
81%
51111
82%
**33
100%
Vihtavuori N135
<<locked>>
81%
43076
69%
**57
100%
Vihtavuori N140
<<locked>>
81%
50415
81%
**82
100%
Vihtavuori N150
<<locked>>
81%
37768
61%
**89
100%
Vihtavuori N160
<<locked>>
81%
39697
64%
**67
98%
[Vihtavuori N165]*
<<locked>>
87%
31952
51%
**84
90%
Vihtavuori N540
<<locked>>
81%
49835
80%
**05
100%
Vihtavuori N550
<<locked>>
81%
40059
64%
**07
98%
Vihtavuori N555
<<locked>>
81%
28689
46%
**67
95%
[Vihtavuori N560]*
<<locked>>
92%
39088
63%
**33
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37405
60%
**08
99%
Winchester 760
<<locked>>
81%
42221
68%
**62
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23250
37%
**23
91%

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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