top of page

Load data for .300 Weath. Mag. + .308 | 125gr | Barnes X S

Recommended Powder(s): Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, Somchem S365, Vihtavuori N550

.300 Weath. Mag. + .308 | 125gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 125gr | Barnes X S
Manufacturer SKU:
30805
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.317" | 8.1mm
Shank Seated Depth:
0.317" | 8.1mm
Case Capacity:
98.9 Grains of Water | 6.42 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B594_C379
Last updated:
2025-01-01

Load data for 154 loads in caliber .300 Weath. Mag. with .308 | 125gr | Barnes X S bullet and 77 powders such as Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, Somchem S365, Vihtavuori N550. 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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 2208
<<locked>>
87%
57261
90%
**50
100%
ADI AR 2209
<<locked>>
97%
55201
87%
**89
95%
Accurate 2700
<<locked>>
88%
57261
90%
**81
97%
Accurate 3100
<<locked>>
97%
49748
78%
**35
97%
Accurate 4064
<<locked>>
84%
57072
89%
**23
100%
Accurate 4350
<<locked>>
92%
57319
90%
**12
99%
Alliant Reloder- TS 15.5
<<locked>>
86%
56565
89%
**60
100%
Alliant Reloder-15
<<locked>>
84%
57000
89%
**89
100%
Alliant Reloder-16 👍
<<locked>>
94%
56710
89%
**61
100%
Alliant Reloder-17
<<locked>>
90%
57334
90%
**88
100%
Alliant Reloder-19
<<locked>>
97%
54389
85%
**63
95%
[Alliant Reloder-22]*
<<locked>>
97%
48689
76%
**91
94%
Alliant Reloder-23
<<locked>>
97%
46151
72%
**58
99%
Alliant Reloder-25
<<locked>>
97%
40785
64%
**20
95%
Alliant Reloder-26
<<locked>>
97%
51793
81%
**42
99%
Hodgdon CFE223
<<locked>>
85%
57087
89%
**09
99%
Hodgdon H380
<<locked>>
86%
57145
90%
**76
99%
Hodgdon H414
<<locked>>
89%
57116
89%
**28
98%
Hodgdon H4350
<<locked>>
96%
57145
90%
**60
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
51619
81%
**68
92%
Hodgdon Hybrid 100V
<<locked>>
96%
57348
90%
**86
100%
Hodgdon LVR 👍
<<locked>>
91%
57232
90%
**19
99%
Hodgdon Superperformance
<<locked>>
91%
56956
89%
**42
97%
Hodgdon VARGET
<<locked>>
87%
57203
90%
**56
100%
Hodgdon TrailBoss
<<locked>>
96%
34838
55%
**26
100%
IMR 3031
<<locked>>
84%
56985
89%
**56
100%
IMR 4064
<<locked>>
88%
56927
89%
**46
100%
IMR 4166 Enduron
<<locked>>
88%
56840
89%
**30
97%
IMR 4350
<<locked>>
94%
57188
90%
**63
97%
IMR 4451 Enduron
<<locked>>
89%
56942
89%
**46
97%
IMR 4831
<<locked>>
97%
55724
87%
**66
99%
IMR 4895
<<locked>>
84%
57290
90%
**96
100%
[IMR 4955 Enduron]*
<<locked>>
97%
51271
80%
**38
92%
[IMR 7828 SSC]*
<<locked>>
97%
50618
79%
**14
92%
Lovex S062
<<locked>>
85%
57363
90%
**43
100%
Lovex S065
<<locked>>
91%
56913
89%
**40
99%
Lovex S070
<<locked>>
92%
57029
89%
**53
98%
Lovex S071
<<locked>>
97%
42134
66%
**71
95%
Norma 203B
<<locked>>
85%
57217
90%
**79
100%
Norma 204
<<locked>>
93%
56623
89%
**89
96%
Norma MRP
<<locked>>
97%
51213
80%
**89
96%
Norma URP
<<locked>>
93%
56652
89%
**12
99%
Ramshot Big Game
<<locked>>
84%
57319
90%
**99
100%
Ramshot Hunter
<<locked>>
94%
56710
89%
**28
98%
[Ramshot Magnum]*
<<locked>>
97%
47645
75%
**32
94%
ReloadSwiss RS 14
<<locked>>
96%
35679
56%
**78
100%
ReloadSwiss RS 50
<<locked>>
86%
57305
90%
**60
98%
ReloadSwiss RS 52
<<locked>>
84%
57159
90%
**99
100%
ReloadSwiss RS 60
<<locked>>
91%
57217
90%
**07
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
56565
89%
**28
99%
ReloadSwiss RS 70
<<locked>>
94%
57319
90%
**94
99%
Rottweil R 902
<<locked>>
84%
57377
90%
**27
100%
Rottweil R 903
<<locked>>
88%
57029
89%
**60
100%
[Rottweil R 904]*
<<locked>>
97%
56550
89%
**53
94%
Rottweil R 905
<<locked>>
97%
53838
84%
**56
95%
Rottweil R 907
<<locked>>
90%
56956
89%
**46
97%
SNPE Vectan SP 11
<<locked>>
87%
57377
90%
**06
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
57159
90%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
57174
90%
**87
98%
Shooters World Long Rifle
<<locked>>
91%
56913
89%
**40
99%
Shooters World Precision
<<locked>>
85%
57363
90%
**43
100%
Somchem S355
<<locked>>
88%
57101
89%
**63
100%
[Somchem S361]*
<<locked>>
96%
57130
90%
**10
94%
Somchem S365 👍
<<locked>>
96%
57348
90%
**45
100%
Somchem S385
<<locked>>
97%
54737
86%
**40
97%
Vihtavuori N133
<<locked>>
84%
56840
89%
**25
100%
Vihtavuori N135
<<locked>>
89%
57276
90%
**84
100%
Vihtavuori N140
<<locked>>
84%
57014
89%
**84
100%
Vihtavuori N150
<<locked>>
93%
57421
90%
**20
100%
Vihtavuori N160
<<locked>>
91%
56855
89%
**63
99%
[Vihtavuori N165]*
<<locked>>
97%
45339
71%
**27
93%
Vihtavuori N540
<<locked>>
84%
56985
89%
**23
100%
Vihtavuori N550 👍
<<locked>>
90%
57276
90%
**19
99%
Vihtavuori N555
<<locked>>
97%
51692
81%
**46
99%
Winchester 6.5 StaBALL
<<locked>>
92%
57246
90%
**43
100%
Winchester 760
<<locked>>
89%
57116
89%
**28
98%
Winchester StaBALL HD
<<locked>>
97%
39508
62%
**91
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47601
75%
**73
98%
[ADI AR 2209]*
<<locked>>
87%
40785
64%
**58
90%
[Accurate 2700]*
<<locked>>
81%
46615
73%
**81
94%
[Accurate 3100]*
<<locked>>
83%
32068
50%
**99
90%
Accurate 4064
<<locked>>
81%
52054
82%
**41
100%
Accurate 4350
<<locked>>
81%
40103
63%
**64
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
48486
76%
**15
100%
Alliant Reloder-15
<<locked>>
81%
51953
81%
**87
99%
Alliant Reloder-16
<<locked>>
81%
38101
60%
**45
96%
Alliant Reloder-17
<<locked>>
81%
43120
68%
**96
99%
[Alliant Reloder-19]*
<<locked>>
86%
39653
62%
**35
90%
[Alliant Reloder-22]*
<<locked>>
90%
39784
62%
**74
90%
[Alliant Reloder-23]*
<<locked>>
81%
28950
45%
**69
93%
[Alliant Reloder-25]*
<<locked>>
89%
32837
51%
**84
90%
[Alliant Reloder-26]*
<<locked>>
81%
31169
49%
**84
90%
Hodgdon CFE223
<<locked>>
81%
50575
79%
**97
99%
Hodgdon H380
<<locked>>
81%
49559
78%
**35
98%
[Hodgdon H414]*
<<locked>>
81%
44759
70%
**66
94%
[Hodgdon H4350]*
<<locked>>
81%
37188
58%
**27
91%
[Hodgdon H4831 SC]*
<<locked>>
94%
47471
74%
**86
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35766
56%
**30
97%
Hodgdon LVR
<<locked>>
81%
42003
66%
**07
96%
[Hodgdon Superperformance]*
<<locked>>
81%
40408
63%
**81
92%
Hodgdon VARGET
<<locked>>
81%
47529
74%
**63
98%
Hodgdon TrailBoss
<<locked>>
81%
28108
44%
**59
100%
IMR 3031
<<locked>>
81%
52489
82%
**84
100%
IMR 4064
<<locked>>
81%
47195
74%
**53
99%
IMR 4166 Enduron
<<locked>>
81%
46427
73%
**07
95%
[IMR 4350]*
<<locked>>
81%
38957
61%
**72
92%
[IMR 4451 Enduron]*
<<locked>>
81%
44280
69%
**87
94%
[IMR 4831]*
<<locked>>
81%
34925
55%
**04
94%
IMR 4895
<<locked>>
81%
53156
83%
**27
100%
[IMR 4955 Enduron]*
<<locked>>
93%
45498
71%
**07
90%
[IMR 7828 SSC]*
<<locked>>
94%
45716
72%
**02
90%
Lovex S062
<<locked>>
81%
50749
80%
**22
100%
Lovex S065
<<locked>>
81%
42685
67%
**45
95%
[Lovex S070]*
<<locked>>
81%
40828
64%
**18
93%
[Lovex S071]*
<<locked>>
87%
31676
50%
**92
90%
Norma 203B
<<locked>>
81%
51285
80%
**71
99%
[Norma 204]*
<<locked>>
83%
40625
64%
**45
90%
[Norma MRP]*
<<locked>>
86%
36463
57%
**18
90%
Norma URP
<<locked>>
81%
39102
61%
**38
96%
Ramshot Big Game
<<locked>>
81%
51039
80%
**81
99%
[Ramshot Hunter]*
<<locked>>
81%
37768
59%
**95
93%
[Ramshot Magnum]*
<<locked>>
91%
39320
62%
**28
90%
ReloadSwiss RS 14
<<locked>>
81%
28413
45%
**98
100%
ReloadSwiss RS 50
<<locked>>
81%
49516
78%
**02
96%
ReloadSwiss RS 52
<<locked>>
81%
51024
80%
**91
100%
ReloadSwiss RS 60
<<locked>>
81%
41785
65%
**79
99%
ReloadSwiss RS 62
<<locked>>
81%
39262
62%
**54
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
37942
59%
**48
94%
Rottweil R 902
<<locked>>
81%
53258
83%
**55
100%
Rottweil R 903
<<locked>>
81%
46775
73%
**69
99%
[Rottweil R 904]*
<<locked>>
88%
43758
69%
**84
90%
[Rottweil R 905]*
<<locked>>
87%
39160
61%
**31
90%
[Rottweil R 907]*
<<locked>>
81%
43497
68%
**58
93%
SNPE Vectan SP 11
<<locked>>
81%
47094
74%
**12
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
47108
74%
**64
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
41930
66%
**76
94%
Shooters World Long Rifle
<<locked>>
81%
42685
67%
**45
95%
Shooters World Precision
<<locked>>
81%
50749
80%
**22
100%
Somchem S355
<<locked>>
81%
46659
73%
**66
99%
[Somchem S361]*
<<locked>>
89%
46717
73%
**97
90%
Somchem S365
<<locked>>
81%
35578
56%
**82
98%
[Somchem S385]*
<<locked>>
84%
36811
58%
**33
90%
Vihtavuori N133
<<locked>>
81%
52605
82%
**66
100%
Vihtavuori N135
<<locked>>
81%
45571
71%
**87
100%
Vihtavuori N140
<<locked>>
81%
52141
82%
**12
100%
Vihtavuori N150
<<locked>>
81%
40292
63%
**92
99%
Vihtavuori N160
<<locked>>
81%
41916
66%
**61
96%
[Vihtavuori N165]*
<<locked>>
91%
37797
59%
**40
90%
Vihtavuori N540
<<locked>>
81%
52185
82%
**38
100%
Vihtavuori N550
<<locked>>
81%
42598
67%
**14
96%
[Vihtavuori N555]*
<<locked>>
81%
31763
50%
**61
93%
Winchester 6.5 StaBALL
<<locked>>
81%
39755
62%
**99
98%
[Winchester 760]*
<<locked>>
81%
44759
70%
**66
94%
[Winchester StaBALL HD]*
<<locked>>
82%
26687
42%
**30
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.

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

bottom of page