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Load data for .300 Norma Mag + .308 | 165gr | Sierra HPBT GameKing

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905

.300 Norma Mag + .308 | 165gr | Sierra HPBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Sierra HPBT GameKing
Manufacturer SKU:
2140
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.170" | 29.7mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.388" | 86.1mm
Seated Depth:
0.272" | 6.9mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
104.0 Grains of Water | 6.75 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5881_C365
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:12

Load data for 128 loads in caliber .300 Norma Mag with .308 | 165gr | Sierra HPBT GameKing bullet and 64 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905. 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 2209 👍
<<locked>>
92%
57174
90%
**23
99%
ADI AR 2213
<<locked>>
95%
56884
89%
**53
98%
ADI AR 2217
<<locked>>
97%
44643
70%
**13
96%
ADI AR 2225
<<locked>>
97%
39610
62%
**48
97%
Accurate 3100
<<locked>>
95%
57305
90%
**71
100%
Accurate 4350
<<locked>>
86%
57130
90%
**81
100%
Accurate MAGPRO
<<locked>>
95%
57305
90%
**76
97%
Alliant Reloder-16
<<locked>>
88%
57174
90%
**27
100%
Alliant Reloder-17
<<locked>>
83%
57290
90%
**27
100%
Alliant Reloder-19 👍
<<locked>>
92%
56956
89%
**23
99%
Alliant Reloder-22
<<locked>>
95%
57363
90%
**63
99%
Alliant Reloder-23
<<locked>>
97%
57145
90%
**17
100%
Alliant Reloder-25
<<locked>>
97%
50111
79%
**68
100%
Alliant Reloder-26 👍
<<locked>>
92%
57305
90%
**05
100%
Hodgdon H1000
<<locked>>
97%
44643
70%
**13
96%
Hodgdon H4350
<<locked>>
90%
57377
90%
**61
100%
Hodgdon H4831
<<locked>>
97%
56231
88%
**87
97%
Hodgdon H4831 SC
<<locked>>
94%
56985
89%
**00
98%
Hodgdon Hybrid 100V
<<locked>>
90%
57217
90%
**51
100%
Hodgdon LVR
<<locked>>
85%
57377
90%
**00
100%
Hodgdon Retumbo
<<locked>>
97%
39610
62%
**48
97%
Hodgdon Superperformance
<<locked>>
85%
56869
89%
**33
100%
Hodgdon TrailBoss
<<locked>>
97%
35607
56%
**23
100%
IMR 4166 Enduron
<<locked>>
83%
57421
90%
**38
100%
IMR 4350
<<locked>>
88%
57305
90%
**68
100%
IMR 4451 Enduron
<<locked>>
84%
56956
89%
**41
100%
IMR 4831
<<locked>>
92%
57392
90%
**74
100%
IMR 4955 Enduron
<<locked>>
94%
56898
89%
**68
98%
IMR 7828 SSC
<<locked>>
94%
57232
90%
**76
98%
[IMR 8133 Enduron]*
<<locked>>
97%
35563
56%
**46
92%
Lovex S065
<<locked>>
86%
56956
89%
**38
100%
Lovex S070
<<locked>>
87%
56985
89%
**54
100%
Lovex S071
<<locked>>
97%
51068
80%
**69
100%
Norma 204
<<locked>>
88%
57130
90%
**00
99%
Norma 217
<<locked>>
97%
35447
56%
**69
95%
Norma MRP 👍
<<locked>>
93%
57305
90%
**82
100%
Norma URP
<<locked>>
87%
56840
89%
**94
100%
Ramshot Hunter
<<locked>>
88%
57130
90%
**14
100%
Ramshot Magnum
<<locked>>
96%
57174
90%
**36
100%
ReloadSwiss RS 14
<<locked>>
97%
36230
57%
**65
100%
ReloadSwiss RS 60
<<locked>>
84%
57217
90%
**50
100%
ReloadSwiss RS 62
<<locked>>
86%
57377
90%
**07
100%
ReloadSwiss RS 70
<<locked>>
87%
57014
89%
**63
100%
ReloadSwiss RS 76
<<locked>>
97%
49545
78%
**17
100%
[ReloadSwiss RS 80]*
<<locked>>
97%
44411
70%
**72
94%
Rottweil R 904
<<locked>>
91%
56898
89%
**74
98%
Rottweil R 905 👍
<<locked>>
92%
56869
89%
**20
99%
Rottweil R 907
<<locked>>
85%
57174
90%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
57348
90%
**99
100%
Shooters World Long Rifle
<<locked>>
86%
56956
89%
**38
100%
Somchem S361
<<locked>>
90%
57029
89%
**31
98%
Somchem S365
<<locked>>
89%
57000
89%
**81
100%
Somchem S385
<<locked>>
92%
57334
90%
**81
100%
Vihtavuori N135
<<locked>>
84%
56985
89%
**33
100%
Vihtavuori N150
<<locked>>
87%
57188
90%
**92
100%
Vihtavuori N160
<<locked>>
85%
57072
89%
**48
100%
Vihtavuori N165
<<locked>>
97%
56318
88%
**48
99%
Vihtavuori N550
<<locked>>
85%
57159
90%
**97
100%
Vihtavuori N555
<<locked>>
93%
57406
90%
**17
100%
Vihtavuori N560
<<locked>>
95%
57000
89%
**79
98%
Vihtavuori N565
<<locked>>
97%
52214
82%
**74
97%
[Vihtavuori N568]*
<<locked>>
97%
45745
72%
**92
94%
Winchester 6.5 StaBALL
<<locked>>
86%
56985
89%
**15
100%
Winchester StaBALL HD
<<locked>>
97%
55941
88%
**19
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
39639
62%
**82
95%
[ADI AR 2213]*
<<locked>>
81%
35230
55%
**90
91%
[ADI AR 2217]*
<<locked>>
88%
33692
53%
**35
90%
[ADI AR 2225]*
<<locked>>
86%
28268
44%
**07
90%
Accurate 3100
<<locked>>
81%
35389
55%
**41
96%
Accurate 4350
<<locked>>
81%
47500
74%
**27
100%
[Accurate MAGPRO]*
<<locked>>
84%
37942
59%
**76
90%
Alliant Reloder-16
<<locked>>
81%
45527
71%
**33
100%
Alliant Reloder-17
<<locked>>
81%
52750
83%
**61
100%
Alliant Reloder-19
<<locked>>
81%
39595
62%
**76
95%
[Alliant Reloder-22]*
<<locked>>
81%
35244
55%
**97
93%
Alliant Reloder-23
<<locked>>
81%
33924
53%
**71
99%
[Alliant Reloder-25]*
<<locked>>
81%
29646
46%
**62
94%
Alliant Reloder-26
<<locked>>
81%
37130
58%
**05
98%
[Hodgdon H1000]*
<<locked>>
88%
33692
53%
**35
90%
Hodgdon H4350
<<locked>>
81%
43366
68%
**05
97%
[Hodgdon H4831]*
<<locked>>
82%
34577
54%
**28
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36941
58%
**94
91%
Hodgdon Hybrid 100V
<<locked>>
81%
43062
67%
**15
100%
Hodgdon LVR
<<locked>>
81%
49835
78%
**66
100%
[Hodgdon Retumbo]*
<<locked>>
86%
28268
44%
**07
90%
Hodgdon Superperformance
<<locked>>
81%
49095
77%
**05
99%
Hodgdon TrailBoss
<<locked>>
81%
28195
44%
**55
100%
IMR 4166 Enduron
<<locked>>
81%
53243
83%
**63
99%
IMR 4350
<<locked>>
81%
45600
71%
**54
98%
IMR 4451 Enduron
<<locked>>
81%
51721
81%
**59
99%
IMR 4831
<<locked>>
81%
41031
64%
**82
99%
[IMR 4955 Enduron]*
<<locked>>
81%
37260
58%
**67
92%
[IMR 7828 SSC]*
<<locked>>
81%
36100
57%
**23
92%
[IMR 8133 Enduron]*
<<locked>>
94%
32880
52%
**67
90%
Lovex S065
<<locked>>
81%
49197
77%
**00
100%
Lovex S070
<<locked>>
81%
47268
74%
**87
99%
[Lovex S071]*
<<locked>>
81%
30371
48%
**03
94%
Norma 204
<<locked>>
81%
45643
72%
**94
97%
[Norma 217]*
<<locked>>
90%
28616
45%
**56
90%
Norma MRP
<<locked>>
81%
36912
58%
**79
96%
Norma URP
<<locked>>
81%
46572
73%
**13
100%
Ramshot Hunter
<<locked>>
81%
45542
71%
**10
99%
[Ramshot Magnum]*
<<locked>>
81%
32648
51%
**18
93%
ReloadSwiss RS 14
<<locked>>
81%
28819
45%
**98
100%
ReloadSwiss RS 60
<<locked>>
81%
50865
80%
**51
100%
ReloadSwiss RS 62
<<locked>>
81%
47572
75%
**49
100%
ReloadSwiss RS 70
<<locked>>
81%
45759
72%
**59
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
28921
45%
**62
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
36521
57%
**76
90%
[Rottweil R 904]*
<<locked>>
81%
41002
64%
**59
94%
Rottweil R 905
<<locked>>
81%
39001
61%
**56
95%
Rottweil R 907
<<locked>>
81%
50212
79%
**30
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
48109
75%
**51
99%
Shooters World Long Rifle
<<locked>>
81%
49197
77%
**00
100%
[Somchem S361]*
<<locked>>
81%
41814
66%
**46
94%
Somchem S365
<<locked>>
81%
43511
68%
**67
100%
Somchem S385
<<locked>>
81%
39407
62%
**43
96%
Vihtavuori N135
<<locked>>
81%
52707
83%
**77
100%
Vihtavuori N150
<<locked>>
81%
46789
73%
**22
100%
Vihtavuori N160
<<locked>>
81%
49980
78%
**36
100%
[Vihtavuori N165]*
<<locked>>
81%
33199
52%
**82
93%
Vihtavuori N550
<<locked>>
81%
50778
80%
**82
100%
Vihtavuori N555
<<locked>>
81%
38232
60%
**62
99%
[Vihtavuori N560]*
<<locked>>
81%
35476
56%
**13
91%
[Vihtavuori N565]*
<<locked>>
84%
33562
53%
**48
90%
[Vihtavuori N568]*
<<locked>>
91%
37666
59%
**99
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47297
74%
**61
100%
Winchester StaBALL HD
<<locked>>
81%
29573
46%
**74
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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