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Load data for .300 Win. Mag. + .308 | 125gr | Sierra SPT Pro-Hunter

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Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, IMR 4895, Ramshot Big Game, ReloadSwiss RS 60

.300 Win. Mag. + .308 | 125gr | Sierra SPT Pro-Hunter

Load Specifications

Bullet:
.308 | 125gr | Sierra SPT Pro-Hunter
Manufacturer SKU:
2120
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.890" | 22.6mm
Caliber:
.300 Win. Mag.
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_B5864_C380

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 196 loads in caliber .300 Win. Mag. with .308 | 125gr | Sierra SPT Pro-Hunter bullet and 98 powders such as Alliant Reloder-17, Hodgdon CFE223, IMR 4895, Ramshot Big Game, ReloadSwiss RS 60. 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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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%
62323
100%
**42
100%
ADI AR 2208
<<locked>>
94%
61902
99%
**19
100%
[ADI AR 2209]*
<<locked>>
97%
46775
75%
**96
92%
Accurate 2015
<<locked>>
85%
62192
100%
**20
100%
Accurate 2200
<<locked>>
87%
62294
100%
**15
99%
Accurate 2495
<<locked>>
87%
61830
99%
**89
100%
Accurate 2520
<<locked>>
86%
61670
99%
**99
100%
Accurate 2700
<<locked>>
94%
62178
100%
**53
97%
[Accurate 3100]*
<<locked>>
97%
39842
64%
**15
93%
Accurate 4064
<<locked>>
93%
62134
100%
**99
100%
Accurate 4350
<<locked>>
97%
55521
89%
**79
99%
Alliant AR-Comp
<<locked>>
87%
61917
99%
**56
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
62323
100%
**42
100%
Alliant Reloder-10x
<<locked>>
83%
62337
100%
**43
100%
Alliant Reloder-15
<<locked>>
91%
62163
100%
**55
100%
Alliant Reloder-16
<<locked>>
97%
53011
85%
**79
99%
Alliant Reloder-17 👍
<<locked>>
96%
61554
99%
**50
100%
[Alliant Reloder-19]*
<<locked>>
97%
46340
74%
**92
92%
Alliant Reloder-23
<<locked>>
97%
38159
61%
**51
97%
Alliant Reloder-26
<<locked>>
97%
42496
68%
**15
96%
Baschieri & Pellagri 107
<<locked>>
88%
61801
99%
**42
100%
Hodgdon BL-C2
<<locked>>
86%
61888
99%
**38
100%
Hodgdon Benchmark
<<locked>>
87%
62279
100%
**63
100%
Hodgdon CFE223 👍
<<locked>>
91%
62308
100%
**94
100%
Hodgdon H322
<<locked>>
85%
62294
100%
**99
100%
Hodgdon H380
<<locked>>
93%
62178
100%
**51
99%
Hodgdon H414
<<locked>>
96%
61960
99%
**01
98%
Hodgdon H4350
<<locked>>
97%
51227
82%
**35
95%
Hodgdon Hybrid 100V
<<locked>>
97%
49661
80%
**45
99%
Hodgdon LVR
<<locked>>
97%
59190
95%
**38
99%
Hodgdon Superperformance
<<locked>>
97%
59205
95%
**71
97%
Hodgdon VARGET
<<locked>>
94%
61902
99%
**19
100%
Hodgdon TrailBoss
<<locked>>
96%
33736
54%
**80
100%
IMR 3031
<<locked>>
91%
61873
99%
**28
100%
IMR 4064
<<locked>>
95%
61598
99%
**02
100%
IMR 4166 Enduron
<<locked>>
95%
61786
99%
**92
98%
IMR 4198
<<locked>>
83%
62294
100%
**07
100%
IMR 4350
<<locked>>
97%
53954
87%
**91
96%
IMR 4451 Enduron
<<locked>>
96%
61975
99%
**15
98%
IMR 4831
<<locked>>
97%
46296
74%
**79
97%
IMR 4895 👍
<<locked>>
91%
62018
99%
**68
100%
IMR 8208 XBR
<<locked>>
87%
62018
99%
**06
100%
Lovex D073.6
<<locked>>
88%
61670
99%
**99
100%
Lovex S060
<<locked>>
89%
61873
99%
**79
100%
Lovex S062
<<locked>>
92%
61743
99%
**02
100%
Lovex S065
<<locked>>
97%
58798
94%
**66
98%
Lovex S070
<<locked>>
97%
55927
90%
**23
97%
Norma 201
<<locked>>
89%
61989
99%
**99
100%
Norma 202
<<locked>>
89%
61714
99%
**92
100%
Norma 203B
<<locked>>
92%
61844
99%
**51
100%
[Norma 204]*
<<locked>>
97%
54694
88%
**37
94%
[Norma MRP]*
<<locked>>
97%
42554
68%
**76
92%
Norma URP
<<locked>>
97%
53882
86%
**53
99%
Ramshot Big Game 👍
<<locked>>
91%
61772
99%
**65
100%
Ramshot Hunter
<<locked>>
97%
52924
85%
**43
97%
Ramshot TAC
<<locked>>
87%
62091
100%
**19
99%
Ramshot Wild Boar
<<locked>>
87%
62294
100%
**42
100%
Ramshot X-Terminator
<<locked>>
85%
61902
99%
**83
100%
ReloadSwiss RS 14
<<locked>>
96%
34156
55%
**23
100%
ReloadSwiss RS 40
<<locked>>
84%
62149
100%
**99
100%
ReloadSwiss RS 50
<<locked>>
93%
62047
99%
**12
98%
ReloadSwiss RS 52
<<locked>>
92%
62192
100%
**74
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
60220
97%
**53
100%
ReloadSwiss RS 62
<<locked>>
97%
55492
89%
**92
99%
ReloadSwiss RS 70
<<locked>>
97%
55158
88%
**35
99%
Rottweil R 901
<<locked>>
87%
62062
100%
**83
100%
Rottweil R 902
<<locked>>
91%
62047
99%
**89
100%
Rottweil R 903
<<locked>>
95%
62323
100%
**42
100%
Rottweil R 907
<<locked>>
97%
60959
98%
**92
97%
SNPE Vectan SP 11
<<locked>>
94%
61772
99%
**65
100%
SNPE Vectan SP 7
<<locked>>
87%
61801
99%
**09
99%
SNPE Vectan SP 9
<<locked>>
89%
61583
99%
**28
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
62221
100%
**14
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
62250
100%
**97
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
59364
95%
**04
97%
Shooters World Long Rifle
<<locked>>
97%
58798
94%
**66
98%
Shooters World Match Rifle
<<locked>>
88%
61670
99%
**99
100%
Shooters World Precision
<<locked>>
92%
61743
99%
**02
100%
Somchem S321
<<locked>>
84%
62033
99%
**19
100%
Somchem S335
<<locked>>
89%
61960
99%
**20
100%
Somchem S341
<<locked>>
88%
61757
99%
**96
100%
Somchem S355
<<locked>>
95%
61931
99%
**25
100%
Somchem S365
<<locked>>
97%
48834
78%
**94
100%
[Somchem S385]*
<<locked>>
97%
45324
73%
**40
93%
Vihtavuori N130
<<locked>>
86%
61917
99%
**81
100%
Vihtavuori N133
<<locked>>
91%
62033
99%
**01
100%
Vihtavuori N135
<<locked>>
97%
62047
99%
**50
100%
Vihtavuori N140
<<locked>>
91%
62337
100%
**60
100%
Vihtavuori N150
<<locked>>
97%
55463
89%
**91
100%
Vihtavuori N160
<<locked>>
97%
59524
95%
**96
99%
Vihtavuori N530
<<locked>>
85%
61656
99%
**19
100%
Vihtavuori N540
<<locked>>
91%
62366
100%
**96
100%
Vihtavuori N550
<<locked>>
97%
60191
97%
**65
99%
Vihtavuori N555
<<locked>>
97%
41930
67%
**50
97%
Winchester 6.5 StaBALL
<<locked>>
97%
57537
92%
**33
100%
Winchester 748
<<locked>>
84%
62076
100%
**48
100%
Winchester 760
<<locked>>
96%
61960
99%
**01
98%
Winchester StaBALL HD
<<locked>>
97%
33823
54%
**05
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
48631
78%
**05
99%
ADI AR 2208
<<locked>>
81%
41292
66%
**31
97%
[ADI AR 2209]*
<<locked>>
94%
42656
68%
**94
90%
Accurate 2015
<<locked>>
81%
54882
88%
**19
100%
Accurate 2200
<<locked>>
81%
50894
82%
**19
98%
Accurate 2495
<<locked>>
81%
50792
81%
**15
100%
Accurate 2520
<<locked>>
81%
51459
83%
**48
100%
[Accurate 2700]*
<<locked>>
81%
39682
64%
**17
91%
[Accurate 3100]*
<<locked>>
92%
33446
54%
**48
90%
Accurate 4064
<<locked>>
81%
42830
69%
**71
100%
[Accurate 4350]*
<<locked>>
81%
31531
51%
**31
92%
Alliant AR-Comp
<<locked>>
81%
51445
82%
**09
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
41002
66%
**48
98%
Alliant Reloder-10x
<<locked>>
81%
58784
94%
**87
100%
Alliant Reloder-15
<<locked>>
81%
44077
71%
**27
97%
[Alliant Reloder-16]*
<<locked>>
81%
31836
51%
**41
91%
Alliant Reloder-17
<<locked>>
81%
35679
57%
**99
96%
[Alliant Reloder-19]*
<<locked>>
94%
41843
67%
**84
90%
[Alliant Reloder-23]*
<<locked>>
86%
27166
44%
**00
90%
[Alliant Reloder-26]*
<<locked>>
89%
32358
52%
**10
90%
Baschieri & Pellagri 107
<<locked>>
81%
48312
77%
**09
98%
Hodgdon BL-C2
<<locked>>
81%
51256
82%
**71
100%
Hodgdon Benchmark
<<locked>>
81%
52562
84%
**05
100%
Hodgdon CFE223
<<locked>>
81%
42946
69%
**30
97%
Hodgdon H322
<<locked>>
81%
54085
87%
**68
100%
Hodgdon H380
<<locked>>
81%
41829
67%
**54
95%
[Hodgdon H414]*
<<locked>>
81%
36927
59%
**72
90%
[Hodgdon H4350]*
<<locked>>
87%
38043
61%
**40
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
29153
47%
**26
92%
[Hodgdon LVR]*
<<locked>>
81%
34795
56%
**13
92%
[Hodgdon Superperformance]*
<<locked>>
85%
38812
62%
**28
90%
Hodgdon VARGET
<<locked>>
81%
40886
66%
**18
96%
Hodgdon TrailBoss
<<locked>>
81%
27006
43%
**13
100%
IMR 3031
<<locked>>
81%
44947
72%
**40
100%
IMR 4064
<<locked>>
81%
40379
65%
**92
96%
[IMR 4166 Enduron]*
<<locked>>
81%
40089
64%
**53
92%
IMR 4198
<<locked>>
81%
58494
94%
**55
100%
[IMR 4350]*
<<locked>>
86%
38058
61%
**40
90%
[IMR 4451 Enduron]*
<<locked>>
81%
38334
61%
**30
91%
[IMR 4831]*
<<locked>>
82%
28877
46%
**33
90%
IMR 4895
<<locked>>
81%
45252
73%
**56
98%
IMR 8208 XBR
<<locked>>
81%
50763
81%
**22
100%
Lovex D073.6
<<locked>>
81%
48399
78%
**89
100%
Lovex S060
<<locked>>
81%
48399
78%
**36
99%
Lovex S062
<<locked>>
81%
43497
70%
**74
99%
[Lovex S065]*
<<locked>>
81%
35607
57%
**71
92%
[Lovex S070]*
<<locked>>
82%
35070
56%
**71
90%
Norma 201
<<locked>>
81%
47601
76%
**46
99%
Norma 202
<<locked>>
81%
47993
77%
**63
100%
Norma 203B
<<locked>>
81%
43598
70%
**14
98%
[Norma 204]*
<<locked>>
90%
42685
68%
**81
90%
[Norma MRP]*
<<locked>>
94%
38159
61%
**54
90%
[Norma URP]*
<<locked>>
81%
31807
51%
**31
91%
Ramshot Big Game
<<locked>>
81%
43497
70%
**30
98%
[Ramshot Hunter]*
<<locked>>
84%
34519
55%
**13
90%
Ramshot TAC
<<locked>>
81%
51082
82%
**22
97%
Ramshot Wild Boar
<<locked>>
81%
50473
81%
**48
99%
Ramshot X-Terminator
<<locked>>
81%
54868
88%
**68
99%
ReloadSwiss RS 14
<<locked>>
81%
27441
44%
**62
100%
ReloadSwiss RS 40
<<locked>>
81%
57058
91%
**20
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
42250
68%
**41
94%
ReloadSwiss RS 52
<<locked>>
81%
42525
68%
**20
99%
ReloadSwiss RS 60
<<locked>>
81%
34780
56%
**79
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
31357
50%
**44
91%
[ReloadSwiss RS 70]*
<<locked>>
82%
33127
53%
**81
90%
Rottweil R 901
<<locked>>
81%
51561
83%
**12
100%
Rottweil R 902
<<locked>>
81%
45266
73%
**00
99%
Rottweil R 903
<<locked>>
81%
38493
62%
**86
97%
[Rottweil R 907]*
<<locked>>
82%
37637
60%
**04
90%
SNPE Vectan SP 11
<<locked>>
81%
39566
63%
**41
97%
SNPE Vectan SP 7
<<locked>>
81%
49400
79%
**86
97%
SNPE Vectan SP 9
<<locked>>
81%
47036
75%
**69
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
48820
78%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40625
65%
**33
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35288
57%
**08
90%
[Shooters World Long Rifle]*
<<locked>>
81%
35607
57%
**71
92%
Shooters World Match Rifle
<<locked>>
81%
48399
78%
**89
100%
Shooters World Precision
<<locked>>
81%
43497
70%
**74
99%
Somchem S321
<<locked>>
81%
55724
89%
**14
100%
Somchem S335
<<locked>>
81%
48515
78%
**07
100%
Somchem S341
<<locked>>
81%
49284
79%
**89
99%
Somchem S355
<<locked>>
81%
39320
63%
**89
97%
[Somchem S365]*
<<locked>>
81%
28631
46%
**76
94%
[Somchem S385]*
<<locked>>
91%
37695
60%
**63
90%
Vihtavuori N130
<<locked>>
81%
54012
87%
**69
100%
Vihtavuori N133
<<locked>>
81%
45759
73%
**45
100%
Vihtavuori N135
<<locked>>
81%
38000
61%
**36
100%
Vihtavuori N140
<<locked>>
81%
44947
72%
**81
100%
Vihtavuori N150
<<locked>>
81%
33330
53%
**12
97%
[Vihtavuori N160]*
<<locked>>
81%
34882
56%
**81
93%
Vihtavuori N530
<<locked>>
81%
53650
86%
**78
100%
Vihtavuori N540
<<locked>>
81%
44483
71%
**94
100%
[Vihtavuori N550]*
<<locked>>
81%
35244
57%
**23
93%
[Vihtavuori N555]*
<<locked>>
85%
28268
45%
**56
90%
Winchester 6.5 StaBALL
<<locked>>
81%
33330
53%
**18
95%
Winchester 748
<<locked>>
81%
55390
89%
**40
100%
[Winchester 760]*
<<locked>>
81%
36927
59%
**72
90%
[Winchester StaBALL HD]*
<<locked>>
91%
28036
45%
**79
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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