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Load data for .300 Win. Mag. + .308 | 123gr | Sako Gamehead

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, IMR 4895, ReloadSwiss RS 60, SNPE Vectan SP 11

.300 Win. Mag. + .308 | 123gr | Sako Gamehead

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 123gr | Sako Gamehead
Manufacturer SKU:
129A
Bullet Weight:
123gr | 8.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.890" | 22.6mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.220" | 5.6mm
Shank Seated Depth:
0.220" | 5.6mm
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_B10478_C380
Last updated:
2025-01-01

Load data for 192 loads in caliber .300 Win. Mag. with .308 | 123gr | Sako Gamehead bullet and 96 powders such as Alliant Reloder-17, Hodgdon CFE223, IMR 4895, ReloadSwiss RS 60, SNPE Vectan SP 11. 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 2206H
<<locked>>
89%
62366
100%
**68
100%
ADI AR 2208
<<locked>>
94%
61917
99%
**45
100%
Accurate 2015
<<locked>>
86%
62337
100%
**50
100%
Accurate 2200
<<locked>>
87%
61656
99%
**32
99%
Accurate 2495
<<locked>>
87%
61801
99%
**06
100%
Accurate 2520
<<locked>>
87%
61699
99%
**28
100%
Accurate 2700
<<locked>>
95%
62221
100%
**63
97%
[Accurate 3100]*
<<locked>>
97%
39218
63%
**22
93%
Accurate 4064
<<locked>>
93%
62018
99%
**25
100%
Accurate 4350
<<locked>>
97%
54723
88%
**89
99%
Alliant AR-Comp
<<locked>>
87%
62134
100%
**86
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
61583
99%
**55
100%
Alliant Reloder-10x
<<locked>>
83%
61728
99%
**63
100%
Alliant Reloder-15
<<locked>>
92%
62004
99%
**78
100%
Alliant Reloder-16
<<locked>>
97%
52359
84%
**89
99%
Alliant Reloder-17 👍
<<locked>>
97%
61641
99%
**63
100%
Alliant Reloder-23
<<locked>>
97%
37652
60%
**58
96%
Alliant Reloder-26
<<locked>>
97%
41858
67%
**19
95%
Baschieri & Pellagri 107
<<locked>>
89%
61946
99%
**68
100%
Hodgdon BL-C2
<<locked>>
87%
61888
99%
**65
100%
Hodgdon Benchmark
<<locked>>
87%
61685
99%
**83
100%
Hodgdon CFE223 👍
<<locked>>
92%
62236
100%
**01
100%
Hodgdon H322
<<locked>>
86%
62352
100%
**28
100%
Hodgdon H380
<<locked>>
93%
61467
99%
**51
99%
Hodgdon H414
<<locked>>
96%
61888
99%
**07
98%
Hodgdon H4350
<<locked>>
97%
50618
81%
**48
95%
Hodgdon Hybrid 100V
<<locked>>
97%
48994
79%
**55
99%
Hodgdon LVR
<<locked>>
97%
58450
94%
**51
99%
Hodgdon Superperformance
<<locked>>
97%
58450
94%
**81
97%
Hodgdon VARGET
<<locked>>
95%
61917
99%
**45
100%
Hodgdon TrailBoss
<<locked>>
96%
33678
54%
**93
100%
IMR 3031
<<locked>>
91%
62091
100%
**48
100%
IMR 4064
<<locked>>
95%
61830
99%
**32
100%
IMR 4166 Enduron
<<locked>>
96%
62018
99%
**09
98%
IMR 4198
<<locked>>
83%
61728
99%
**27
100%
IMR 4350
<<locked>>
97%
53330
86%
**01
95%
IMR 4451 Enduron
<<locked>>
97%
62004
99%
**38
98%
IMR 4831
<<locked>>
97%
45658
73%
**89
97%
IMR 4895 👍
<<locked>>
91%
62221
100%
**97
100%
IMR 8208 XBR
<<locked>>
88%
62250
100%
**35
100%
Lovex D073.5
<<locked>>
83%
61844
99%
**06
100%
Lovex D073.6
<<locked>>
89%
61699
99%
**28
100%
Lovex S060
<<locked>>
89%
62120
100%
**96
100%
Lovex S062
<<locked>>
93%
61960
99%
**32
100%
Lovex S065
<<locked>>
97%
58146
93%
**63
98%
Lovex S070
<<locked>>
97%
55767
89%
**46
97%
Norma 201
<<locked>>
90%
62279
100%
**28
100%
Norma 202
<<locked>>
89%
61743
99%
**09
100%
Norma 203B
<<locked>>
92%
62004
99%
**78
100%
[Norma 204]*
<<locked>>
97%
54331
87%
**43
94%
Norma URP
<<locked>>
97%
54012
87%
**79
99%
Ramshot Big Game
<<locked>>
92%
61917
99%
**91
100%
Ramshot Hunter
<<locked>>
97%
52721
85%
**56
97%
Ramshot TAC
<<locked>>
87%
62120
100%
**42
99%
Ramshot Wild Boar
<<locked>>
87%
62134
100%
**58
100%
Ramshot X-Terminator
<<locked>>
85%
62105
100%
**12
100%
ReloadSwiss RS 14
<<locked>>
96%
34084
55%
**39
100%
ReloadSwiss RS 40
<<locked>>
84%
62236
100%
**25
100%
ReloadSwiss RS 50
<<locked>>
93%
62047
99%
**35
98%
ReloadSwiss RS 52
<<locked>>
92%
61960
99%
**91
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
59437
95%
**50
100%
ReloadSwiss RS 62
<<locked>>
97%
54708
88%
**02
99%
ReloadSwiss RS 70
<<locked>>
97%
54462
87%
**45
98%
Rottweil R 901
<<locked>>
87%
61424
98%
**86
100%
Rottweil R 902
<<locked>>
91%
61975
99%
**15
100%
Rottweil R 903
<<locked>>
95%
61554
99%
**55
100%
Rottweil R 907
<<locked>>
97%
60292
97%
**02
97%
SNPE Vectan SP 11 👍
<<locked>>
95%
62047
99%
**01
100%
SNPE Vectan SP 7
<<locked>>
88%
62033
99%
**35
99%
SNPE Vectan SP 9
<<locked>>
90%
62091
100%
**55
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
62294
100%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
61627
99%
**14
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
58610
94%
**14
97%
Shooters World Long Rifle
<<locked>>
97%
58146
93%
**63
98%
Shooters World Match Rifle
<<locked>>
89%
61699
99%
**28
100%
Shooters World Precision
<<locked>>
93%
61960
99%
**32
100%
Somchem S321
<<locked>>
85%
62250
100%
**35
100%
Somchem S335
<<locked>>
89%
62062
100%
**37
100%
Somchem S341
<<locked>>
88%
61728
99%
**22
100%
Somchem S355
<<locked>>
96%
62134
100%
**55
100%
Somchem S365
<<locked>>
97%
48109
77%
**04
100%
[Somchem S385]*
<<locked>>
97%
44715
72%
**46
93%
Vihtavuori N130
<<locked>>
86%
62062
100%
**10
100%
Vihtavuori N133
<<locked>>
91%
62294
100%
**30
100%
Vihtavuori N135
<<locked>>
97%
61337
98%
**66
100%
Vihtavuori N140
<<locked>>
91%
61670
99%
**76
100%
Vihtavuori N150
<<locked>>
97%
54810
88%
**91
100%
Vihtavuori N160
<<locked>>
97%
58769
94%
**09
99%
Vihtavuori N530
<<locked>>
86%
61917
99%
**38
100%
Vihtavuori N540
<<locked>>
91%
61699
99%
**12
100%
Vihtavuori N550
<<locked>>
97%
59437
95%
**61
99%
Vihtavuori N555
<<locked>>
97%
41263
66%
**56
97%
Winchester 6.5 StaBALL
<<locked>>
97%
56840
91%
**46
100%
Winchester 748
<<locked>>
85%
62250
100%
**74
100%
Winchester 760
<<locked>>
96%
61888
99%
**07
98%
Winchester StaBALL HD
<<locked>>
97%
33591
54%
**05
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
48095
77%
**19
99%
ADI AR 2208
<<locked>>
81%
40959
66%
**31
96%
Accurate 2015
<<locked>>
81%
54317
87%
**35
100%
Accurate 2200
<<locked>>
81%
50357
81%
**19
98%
Accurate 2495
<<locked>>
81%
50154
80%
**28
100%
Accurate 2520
<<locked>>
81%
50821
81%
**48
100%
[Accurate 2700]*
<<locked>>
81%
39247
63%
**13
90%
[Accurate 3100]*
<<locked>>
93%
33750
54%
**74
90%
Accurate 4064
<<locked>>
81%
42279
68%
**81
100%
[Accurate 4350]*
<<locked>>
81%
31038
50%
**38
91%
Alliant AR-Comp
<<locked>>
81%
50807
81%
**25
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
40553
65%
**58
98%
Alliant Reloder-10x
<<locked>>
81%
58204
93%
**07
100%
Alliant Reloder-15
<<locked>>
81%
43555
70%
**36
97%
[Alliant Reloder-16]*
<<locked>>
81%
31459
50%
**48
91%
Alliant Reloder-17
<<locked>>
81%
35215
56%
**05
95%
[Alliant Reloder-23]*
<<locked>>
87%
27427
44%
**30
90%
[Alliant Reloder-26]*
<<locked>>
90%
33301
53%
**66
91%
Baschieri & Pellagri 107
<<locked>>
81%
47747
77%
**22
98%
Hodgdon BL-C2
<<locked>>
81%
50647
81%
**71
100%
Hodgdon Benchmark
<<locked>>
81%
52054
83%
**22
100%
Hodgdon CFE223
<<locked>>
81%
42395
68%
**27
96%
Hodgdon H322
<<locked>>
81%
53505
86%
**87
100%
Hodgdon H380
<<locked>>
81%
41321
66%
**64
95%
[Hodgdon H414]*
<<locked>>
81%
36927
59%
**86
90%
[Hodgdon H4350]*
<<locked>>
89%
39030
63%
**79
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
28776
46%
**33
92%
[Hodgdon LVR]*
<<locked>>
81%
34360
55%
**20
92%
[Hodgdon Superperformance]*
<<locked>>
85%
38812
62%
**51
90%
Hodgdon VARGET
<<locked>>
81%
40437
65%
**18
96%
Hodgdon TrailBoss
<<locked>>
81%
26948
43%
**26
100%
IMR 3031
<<locked>>
81%
44382
71%
**56
100%
IMR 4064
<<locked>>
81%
39929
64%
**05
96%
[IMR 4166 Enduron]*
<<locked>>
81%
39682
64%
**66
92%
IMR 4198
<<locked>>
81%
57957
93%
**64
100%
[IMR 4350]*
<<locked>>
86%
37956
61%
**59
90%
[IMR 4451 Enduron]*
<<locked>>
81%
37913
61%
**43
91%
[IMR 4831]*
<<locked>>
83%
29544
47%
**69
90%
IMR 4895
<<locked>>
81%
44715
72%
**69
98%
IMR 8208 XBR
<<locked>>
81%
50227
81%
**25
100%
Lovex D073.5
<<locked>>
81%
57493
92%
**27
100%
Lovex D073.6
<<locked>>
81%
47790
77%
**02
100%
Lovex S060
<<locked>>
81%
47935
77%
**50
99%
Lovex S062
<<locked>>
81%
43004
69%
**87
99%
[Lovex S065]*
<<locked>>
81%
35302
57%
**74
91%
[Lovex S070]*
<<locked>>
83%
36042
58%
**07
90%
Norma 201
<<locked>>
81%
47079
75%
**59
99%
Norma 202
<<locked>>
81%
47456
76%
**79
100%
Norma 203B
<<locked>>
81%
43076
69%
**27
98%
[Norma 204]*
<<locked>>
90%
42946
69%
**04
90%
[Norma URP]*
<<locked>>
81%
31386
50%
**41
91%
Ramshot Big Game
<<locked>>
81%
42946
69%
**27
97%
[Ramshot Hunter]*
<<locked>>
84%
34766
56%
**27
90%
Ramshot TAC
<<locked>>
81%
50560
81%
**35
97%
Ramshot Wild Boar
<<locked>>
81%
50212
81%
**61
99%
Ramshot X-Terminator
<<locked>>
81%
54317
87%
**84
99%
ReloadSwiss RS 14
<<locked>>
81%
27369
44%
**75
100%
ReloadSwiss RS 40
<<locked>>
81%
56478
91%
**37
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
41756
67%
**38
93%
ReloadSwiss RS 52
<<locked>>
81%
42250
68%
**33
99%
ReloadSwiss RS 60
<<locked>>
81%
34345
55%
**86
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
30908
50%
**38
90%
[ReloadSwiss RS 70]*
<<locked>>
83%
33605
54%
**10
90%
Rottweil R 901
<<locked>>
81%
51024
82%
**15
100%
Rottweil R 902
<<locked>>
81%
44759
72%
**04
99%
Rottweil R 903
<<locked>>
81%
37985
61%
**95
97%
[Rottweil R 907]*
<<locked>>
83%
38783
62%
**56
90%
SNPE Vectan SP 11
<<locked>>
81%
39175
63%
**51
96%
SNPE Vectan SP 7
<<locked>>
81%
48820
78%
**99
97%
SNPE Vectan SP 9
<<locked>>
81%
46789
75%
**82
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
48312
77%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40190
64%
**49
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
36390
58%
**61
90%
[Shooters World Long Rifle]*
<<locked>>
81%
35302
57%
**74
91%
Shooters World Match Rifle
<<locked>>
81%
47790
77%
**02
100%
Shooters World Precision
<<locked>>
81%
43004
69%
**87
99%
Somchem S321
<<locked>>
81%
55129
88%
**30
100%
Somchem S335
<<locked>>
81%
48008
77%
**10
100%
Somchem S341
<<locked>>
81%
48718
78%
**02
99%
Somchem S355
<<locked>>
81%
38841
62%
**99
97%
[Somchem S365]*
<<locked>>
81%
28239
45%
**82
94%
[Somchem S385]*
<<locked>>
92%
38348
61%
**95
90%
Vihtavuori N130
<<locked>>
81%
53490
86%
**89
100%
Vihtavuori N133
<<locked>>
81%
45295
73%
**51
100%
Vihtavuori N135
<<locked>>
81%
37521
60%
**40
100%
Vihtavuori N140
<<locked>>
81%
44440
71%
**84
100%
Vihtavuori N150
<<locked>>
81%
32909
53%
**25
96%
[Vihtavuori N160]*
<<locked>>
81%
34432
55%
**90
93%
Vihtavuori N530
<<locked>>
81%
53084
85%
**94
100%
Vihtavuori N540
<<locked>>
81%
43976
71%
**97
100%
[Vihtavuori N550]*
<<locked>>
81%
34766
56%
**30
93%
[Vihtavuori N555]*
<<locked>>
86%
28297
45%
**85
90%
Winchester 6.5 StaBALL
<<locked>>
81%
32953
53%
**28
95%
Winchester 748
<<locked>>
81%
54737
88%
**53
100%
[Winchester 760]*
<<locked>>
81%
36927
59%
**86
90%
[Winchester StaBALL HD]*
<<locked>>
92%
28558
46%
**12
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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