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Load data for .300 Win. Mag. + .308 | 125gr | Hornady SST

Recommended Powder(s): Alliant Reloder- TS 15.5, Alliant Reloder-17, Norma 203B, ReloadSwiss RS 60, SNPE Vectan SP 11

.300 Win. Mag. + .308 | 125gr | Hornady SST

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 125gr | Hornady SST
Manufacturer SKU:
3019
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.033" | 26.2mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.363" | 9.2mm
Shank Seated Depth:
0.363" | 9.2mm
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_B2658_C380
Last updated:
2025-01-01

Load data for 174 loads in caliber .300 Win. Mag. with .308 | 125gr | Hornady SST bullet and 87 powders such as Alliant Reloder- TS 15.5, Alliant Reloder-17, Norma 203B, 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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  • 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 2206H
<<locked>>
86%
55883
90%
**30
100%
ADI AR 2208
<<locked>>
92%
55999
90%
**07
99%
Accurate 2200
<<locked>>
85%
55550
89%
**94
99%
Accurate 2495
<<locked>>
85%
56072
90%
**91
100%
Accurate 2520
<<locked>>
84%
56072
90%
**14
100%
Accurate 2700
<<locked>>
92%
55637
89%
**25
95%
[Accurate 3100]*
<<locked>>
97%
37666
60%
**63
92%
Accurate 4064
<<locked>>
90%
55883
90%
**01
100%
Accurate 4350
<<locked>>
97%
52562
84%
**17
98%
Alliant AR-Comp
<<locked>>
84%
55854
90%
**68
100%
Alliant Reloder- TS 15.5 👍
<<locked>>
92%
55840
90%
**37
100%
Alliant Reloder-15
<<locked>>
89%
55448
89%
**37
99%
Alliant Reloder-16
<<locked>>
97%
51227
82%
**30
98%
Alliant Reloder-17 👍
<<locked>>
95%
55709
89%
**35
100%
Alliant Reloder-23
<<locked>>
97%
36782
59%
**15
96%
Alliant Reloder-26
<<locked>>
97%
40799
65%
**59
95%
Baschieri & Pellagri 107
<<locked>>
86%
55927
90%
**43
99%
Hodgdon BL-C2
<<locked>>
84%
55593
89%
**43
100%
Hodgdon Benchmark
<<locked>>
84%
55680
89%
**55
100%
Hodgdon CFE223
<<locked>>
89%
55898
90%
**69
99%
Hodgdon H322
<<locked>>
83%
55956
90%
**94
100%
Hodgdon H380
<<locked>>
90%
55622
89%
**23
98%
Hodgdon H414
<<locked>>
94%
55883
90%
**83
97%
[Hodgdon H4350]*
<<locked>>
97%
49588
80%
**92
94%
Hodgdon Hybrid 100V
<<locked>>
97%
47282
76%
**92
99%
Hodgdon LVR
<<locked>>
96%
55738
89%
**73
98%
Hodgdon Superperformance
<<locked>>
96%
55825
90%
**02
96%
Hodgdon VARGET
<<locked>>
92%
55854
90%
**14
99%
Hodgdon TrailBoss
<<locked>>
96%
33692
54%
**67
100%
IMR 3031
<<locked>>
89%
56043
90%
**37
100%
IMR 4064
<<locked>>
92%
55782
89%
**04
99%
IMR 4166 Enduron
<<locked>>
93%
55869
90%
**68
96%
IMR 4350
<<locked>>
97%
52330
84%
**51
95%
IMR 4451 Enduron
<<locked>>
94%
55854
90%
**01
96%
IMR 4831
<<locked>>
97%
44889
72%
**46
97%
IMR 4895
<<locked>>
89%
56057
90%
**63
100%
IMR 8208 XBR
<<locked>>
85%
55506
89%
**94
100%
Lovex D073.6
<<locked>>
86%
56072
90%
**14
100%
Lovex S060
<<locked>>
86%
55550
89%
**58
100%
Lovex S062
<<locked>>
90%
56072
90%
**04
100%
Lovex S065
<<locked>>
96%
55463
89%
**94
98%
Lovex S070
<<locked>>
97%
54027
87%
**81
96%
Norma 201
<<locked>>
87%
56028
90%
**01
100%
Norma 202
<<locked>>
87%
55724
89%
**94
100%
Norma 203B 👍
<<locked>>
90%
55999
90%
**53
100%
[Norma 204]*
<<locked>>
97%
53055
85%
**97
94%
Norma URP
<<locked>>
97%
52011
83%
**10
98%
Ramshot Big Game
<<locked>>
89%
55782
89%
**53
99%
Ramshot Hunter
<<locked>>
97%
51401
82%
**97
96%
Ramshot TAC
<<locked>>
84%
55535
89%
**91
98%
Ramshot Wild Boar
<<locked>>
85%
55883
90%
**27
99%
ReloadSwiss RS 14
<<locked>>
96%
34098
55%
**10
100%
ReloadSwiss RS 50
<<locked>>
90%
55361
89%
**91
97%
ReloadSwiss RS 52
<<locked>>
90%
55274
89%
**69
100%
ReloadSwiss RS 60 👍
<<locked>>
96%
55492
89%
**55
100%
ReloadSwiss RS 62
<<locked>>
97%
53301
85%
**63
98%
ReloadSwiss RS 70
<<locked>>
97%
52373
84%
**69
98%
Rottweil R 901
<<locked>>
84%
55593
89%
**71
100%
Rottweil R 902
<<locked>>
89%
56130
90%
**94
100%
Rottweil R 903
<<locked>>
93%
56115
90%
**37
100%
Rottweil R 907
<<locked>>
95%
55985
90%
**04
96%
SNPE Vectan SP 11 👍
<<locked>>
92%
55912
90%
**63
100%
SNPE Vectan SP 7
<<locked>>
85%
55854
90%
**97
98%
SNPE Vectan SP 9
<<locked>>
87%
56043
90%
**27
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
55811
89%
**12
100%
SNPE Vectan Tubal 5000
<<locked>>
92%
55985
90%
**12
100%
SNPE Vectan Tubal 7000
<<locked>>
96%
56086
90%
**51
97%
Shooters World Long Rifle
<<locked>>
96%
55463
89%
**94
98%
Shooters World Match Rifle
<<locked>>
86%
56072
90%
**14
100%
Shooters World Precision
<<locked>>
90%
56072
90%
**04
100%
Somchem S335
<<locked>>
86%
55506
89%
**19
100%
Somchem S341
<<locked>>
86%
55724
89%
**97
99%
Somchem S355
<<locked>>
93%
56043
90%
**27
100%
Somchem S365
<<locked>>
97%
46804
75%
**48
100%
[Somchem S385]*
<<locked>>
97%
43671
70%
**94
92%
Vihtavuori N130
<<locked>>
83%
55796
89%
**92
100%
Vihtavuori N133
<<locked>>
89%
55999
90%
**05
100%
Vihtavuori N135
<<locked>>
95%
56130
90%
**64
100%
Vihtavuori N140
<<locked>>
89%
55695
89%
**61
100%
Vihtavuori N150
<<locked>>
97%
53055
85%
**45
100%
Vihtavuori N160
<<locked>>
96%
55622
89%
**33
99%
Vihtavuori N540
<<locked>>
89%
55811
89%
**84
100%
Vihtavuori N550
<<locked>>
96%
55303
89%
**73
99%
Vihtavuori N555
<<locked>>
97%
39972
64%
**94
96%
Winchester 6.5 StaBALL
<<locked>>
97%
55013
88%
**87
100%
Winchester 760
<<locked>>
94%
55883
90%
**83
97%
[Winchester StaBALL HD]*
<<locked>>
97%
32721
52%
**49
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
47166
76%
**63
98%
ADI AR 2208
<<locked>>
81%
40030
64%
**86
96%
Accurate 2200
<<locked>>
81%
49356
79%
**76
98%
Accurate 2495
<<locked>>
81%
48849
78%
**69
100%
Accurate 2520
<<locked>>
81%
49705
80%
**05
100%
[Accurate 2700]*
<<locked>>
81%
38957
62%
**87
90%
[Accurate 3100]*
<<locked>>
94%
34156
55%
**74
90%
Accurate 4064
<<locked>>
81%
41176
66%
**35
100%
[Accurate 4350]*
<<locked>>
81%
30197
48%
**92
91%
Alliant AR-Comp
<<locked>>
81%
49821
80%
**82
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
39552
63%
**12
98%
Alliant Reloder-15
<<locked>>
81%
42641
68%
**81
97%
[Alliant Reloder-16]*
<<locked>>
81%
30806
49%
**02
90%
Alliant Reloder-17
<<locked>>
81%
34519
55%
**56
95%
[Alliant Reloder-23]*
<<locked>>
88%
27615
44%
**10
90%
[Alliant Reloder-26]*
<<locked>>
91%
33083
53%
**30
90%
Baschieri & Pellagri 107
<<locked>>
81%
46746
75%
**66
97%
Hodgdon BL-C2
<<locked>>
81%
49603
80%
**32
100%
Hodgdon Benchmark
<<locked>>
81%
51082
82%
**79
100%
Hodgdon CFE223
<<locked>>
81%
41191
66%
**84
96%
Hodgdon H322
<<locked>>
81%
52315
84%
**41
100%
Hodgdon H380
<<locked>>
81%
40538
65%
**12
95%
[Hodgdon H414]*
<<locked>>
82%
36622
59%
**59
90%
[Hodgdon H4350]*
<<locked>>
89%
38914
62%
**53
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
28326
45%
**03
92%
[Hodgdon LVR]*
<<locked>>
81%
33576
54%
**64
91%
[Hodgdon Superperformance]*
<<locked>>
86%
39102
63%
**25
90%
Hodgdon VARGET
<<locked>>
81%
39769
64%
**82
96%
Hodgdon TrailBoss
<<locked>>
81%
26731
43%
**93
100%
IMR 3031
<<locked>>
81%
43033
69%
**00
100%
IMR 4064
<<locked>>
81%
39117
63%
**56
96%
[IMR 4166 Enduron]*
<<locked>>
81%
39160
63%
**20
91%
[IMR 4350]*
<<locked>>
88%
38914
62%
**53
90%
[IMR 4451 Enduron]*
<<locked>>
81%
37130
60%
**87
90%
[IMR 4831]*
<<locked>>
84%
29370
47%
**46
90%
IMR 4895
<<locked>>
81%
43758
70%
**27
98%
IMR 8208 XBR
<<locked>>
81%
49284
79%
**82
99%
Lovex D073.6
<<locked>>
81%
46441
74%
**50
100%
Lovex S060
<<locked>>
81%
46978
75%
**94
98%
Lovex S062
<<locked>>
81%
41974
67%
**38
98%
[Lovex S065]*
<<locked>>
81%
34476
55%
**25
91%
[Lovex S070]*
<<locked>>
84%
36158
58%
**90
90%
Norma 201
<<locked>>
81%
46180
74%
**17
99%
Norma 202
<<locked>>
81%
46557
75%
**27
100%
Norma 203B
<<locked>>
81%
42163
68%
**71
97%
[Norma 204]*
<<locked>>
91%
43468
70%
**94
90%
[Norma URP]*
<<locked>>
81%
30603
49%
**92
91%
Ramshot Big Game
<<locked>>
81%
41872
67%
**81
97%
[Ramshot Hunter]*
<<locked>>
85%
34795
56%
**13
90%
Ramshot TAC
<<locked>>
81%
49603
80%
**82
97%
Ramshot Wild Boar
<<locked>>
81%
49124
79%
**02
99%
ReloadSwiss RS 14
<<locked>>
81%
27166
44%
**42
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
40843
65%
**92
93%
ReloadSwiss RS 52
<<locked>>
81%
40988
66%
**81
99%
ReloadSwiss RS 60
<<locked>>
81%
33562
54%
**30
95%
[ReloadSwiss RS 62]*
<<locked>>
81%
30589
49%
**12
90%
[ReloadSwiss RS 70]*
<<locked>>
84%
34069
55%
**07
90%
Rottweil R 901
<<locked>>
81%
50270
81%
**82
100%
Rottweil R 902
<<locked>>
81%
43700
70%
**54
99%
Rottweil R 903
<<locked>>
81%
37043
59%
**36
96%
[Rottweil R 907]*
<<locked>>
83%
38029
61%
**13
90%
SNPE Vectan SP 11
<<locked>>
81%
38174
61%
**99
96%
SNPE Vectan SP 7
<<locked>>
81%
47761
77%
**53
97%
SNPE Vectan SP 9
<<locked>>
81%
45600
73%
**30
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
47616
76%
**71
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
39537
63%
**04
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
36114
58%
**28
90%
[Shooters World Long Rifle]*
<<locked>>
81%
34476
55%
**25
91%
Shooters World Match Rifle
<<locked>>
81%
46441
74%
**50
100%
Shooters World Precision
<<locked>>
81%
41974
67%
**38
98%
Somchem S335
<<locked>>
81%
47021
75%
**68
100%
Somchem S341
<<locked>>
81%
47688
76%
**46
98%
Somchem S355
<<locked>>
81%
37898
61%
**53
97%
[Somchem S365]*
<<locked>>
81%
27543
44%
**36
93%
[Somchem S385]*
<<locked>>
93%
38653
62%
**79
90%
Vihtavuori N130
<<locked>>
81%
52214
84%
**27
100%
Vihtavuori N133
<<locked>>
81%
44715
72%
**12
100%
Vihtavuori N135
<<locked>>
81%
36753
59%
**97
100%
Vihtavuori N140
<<locked>>
81%
43439
70%
**38
100%
Vihtavuori N150
<<locked>>
81%
32285
52%
**89
96%
[Vihtavuori N160]*
<<locked>>
81%
33359
53%
**44
92%
Vihtavuori N540
<<locked>>
81%
43134
69%
**61
100%
[Vihtavuori N550]*
<<locked>>
81%
34040
55%
**94
92%
[Vihtavuori N555]*
<<locked>>
87%
28689
46%
**69
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
32256
52%
**85
94%
[Winchester 760]*
<<locked>>
82%
36622
59%
**59
90%
[Winchester StaBALL HD]*
<<locked>>
93%
28877
46%
**05
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.

<<locked>>... you need to buy an access license to unlock the data

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