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Load data for .300 Weath. Mag. + .308 | 125gr | Speer HP TNT

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Recommended Powder(s): Alliant Reloder-17, Hodgdon LVR, ReloadSwiss RS 60, Somchem S365, Vihtavuori N550

.300 Weath. Mag. + .308 | 125gr | Speer HP TNT

Load Specifications

Bullet:
.308 | 125gr | Speer HP TNT
Manufacturer SKU:
1986
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.920" | 23.4mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.237" | 6.0mm
Shank Seated Depth:
0.237" | 6.0mm
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_B6143_C379
Last updated:
2025-02-02

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

Load data for 168 loads in caliber .300 Weath. Mag. with .308 | 125gr | Speer HP TNT bullet and 84 powders such as Alliant Reloder-17, Hodgdon LVR, ReloadSwiss RS 60, 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".

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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>>
83%
57072
89%
**92
100%
ADI AR 2208
<<locked>>
89%
57014
89%
**69
100%
ADI AR 2209
<<locked>>
97%
51953
81%
**43
95%
Accurate 2700
<<locked>>
90%
57406
90%
**04
97%
Accurate 3100
<<locked>>
97%
45063
71%
**56
96%
Accurate 4064
<<locked>>
87%
57232
90%
**53
100%
Accurate 4350
<<locked>>
94%
56811
89%
**32
99%
Alliant Reloder- TS 15.5
<<locked>>
88%
57029
89%
**96
100%
Alliant Reloder-15
<<locked>>
86%
57116
90%
**09
100%
Alliant Reloder-16
<<locked>>
96%
57261
90%
**91
100%
Alliant Reloder-17 👍
<<locked>>
91%
57334
90%
**01
100%
Alliant Reloder-19
<<locked>>
97%
51068
80%
**30
95%
[Alliant Reloder-22]*
<<locked>>
97%
44962
70%
**28
93%
Alliant Reloder-23
<<locked>>
97%
42612
67%
**82
99%
[Alliant Reloder-25]*
<<locked>>
97%
37231
58%
**51
93%
Alliant Reloder-26
<<locked>>
97%
47935
75%
**83
98%
Baschieri & Pellagri 107
<<locked>>
83%
57203
90%
**99
100%
Hodgdon CFE223
<<locked>>
86%
56913
89%
**32
100%
Hodgdon H380
<<locked>>
88%
57319
90%
**02
99%
Hodgdon H414
<<locked>>
91%
57421
90%
**51
98%
Hodgdon H4350
<<locked>>
97%
56173
88%
**63
97%
Hodgdon Hybrid 100V
<<locked>>
97%
54607
86%
**60
100%
Hodgdon LVR 👍
<<locked>>
93%
57435
90%
**28
99%
Hodgdon Superperformance
<<locked>>
93%
57145
90%
**65
97%
Hodgdon VARGET
<<locked>>
89%
57014
89%
**69
100%
Hodgdon TrailBoss
<<locked>>
97%
34490
54%
**33
100%
IMR 3031
<<locked>>
86%
56637
89%
**76
100%
IMR 4064
<<locked>>
89%
56695
89%
**60
100%
IMR 4166 Enduron
<<locked>>
90%
56855
89%
**46
98%
IMR 4350
<<locked>>
96%
56811
89%
**73
97%
IMR 4451 Enduron
<<locked>>
91%
57377
90%
**76
98%
IMR 4831
<<locked>>
97%
51996
81%
**14
99%
IMR 4895
<<locked>>
86%
57435
90%
**28
100%
Lovex D073.6
<<locked>>
83%
56782
89%
**50
100%
Lovex S060
<<locked>>
84%
57435
90%
**40
100%
Lovex S062
<<locked>>
87%
56898
89%
**50
100%
Lovex S065
<<locked>>
93%
57392
90%
**76
99%
Lovex S070
<<locked>>
95%
57392
90%
**86
98%
[Lovex S071]*
<<locked>>
97%
37202
58%
**72
93%
Norma 201
<<locked>>
84%
57101
89%
**60
100%
Norma 202
<<locked>>
84%
57000
89%
**43
100%
Norma 203B
<<locked>>
87%
57087
89%
**09
100%
Norma 204
<<locked>>
95%
57000
89%
**06
96%
Norma MRP
<<locked>>
97%
47166
74%
**10
95%
Norma URP
<<locked>>
95%
57203
90%
**42
99%
Ramshot Big Game
<<locked>>
86%
57000
89%
**06
100%
Ramshot Hunter
<<locked>>
96%
57000
89%
**38
98%
[Ramshot Magnum]*
<<locked>>
97%
43250
68%
**46
92%
ReloadSwiss RS 14
<<locked>>
97%
34911
55%
**82
100%
ReloadSwiss RS 50
<<locked>>
87%
56971
89%
**66
98%
ReloadSwiss RS 52
<<locked>>
87%
57116
89%
**15
100%
ReloadSwiss RS 60 👍
<<locked>>
92%
57159
90%
**20
100%
ReloadSwiss RS 62
<<locked>>
95%
57159
90%
**45
99%
ReloadSwiss RS 70
<<locked>>
95%
57014
89%
**91
99%
Rottweil R 902
<<locked>>
86%
57101
89%
**50
100%
Rottweil R 903
<<locked>>
90%
57159
90%
**83
100%
[Rottweil R 904]*
<<locked>>
97%
53316
84%
**01
94%
Rottweil R 905
<<locked>>
97%
50140
79%
**10
95%
Rottweil R 907
<<locked>>
92%
57130
90%
**63
97%
SNPE Vectan SP 11
<<locked>>
89%
57087
89%
**15
100%
SNPE Vectan SP 9
<<locked>>
84%
56710
89%
**83
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
56797
89%
**78
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
57174
90%
**55
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
57421
90%
**20
98%
Shooters World Long Rifle
<<locked>>
93%
57392
90%
**76
99%
Shooters World Match Rifle
<<locked>>
83%
56782
89%
**50
100%
Shooters World Precision
<<locked>>
87%
56898
89%
**50
100%
Somchem S335
<<locked>>
84%
57029
89%
**74
100%
Somchem S355
<<locked>>
90%
57319
90%
**83
100%
[Somchem S361]*
<<locked>>
97%
55288
87%
**97
93%
Somchem S365 👍
<<locked>>
97%
55405
87%
**25
100%
Somchem S385
<<locked>>
97%
50676
79%
**74
96%
Vihtavuori N133
<<locked>>
86%
57392
90%
**64
100%
Vihtavuori N135
<<locked>>
91%
56782
89%
**07
100%
Vihtavuori N140
<<locked>>
86%
57232
90%
**20
100%
Vihtavuori N150
<<locked>>
95%
56884
89%
**40
100%
Vihtavuori N160
<<locked>>
93%
57348
90%
**89
99%
[Vihtavuori N165]*
<<locked>>
97%
41989
66%
**74
92%
Vihtavuori N540
<<locked>>
86%
57000
89%
**40
100%
Vihtavuori N550 👍
<<locked>>
92%
57276
90%
**32
99%
Vihtavuori N555
<<locked>>
97%
47282
74%
**78
99%
Winchester 6.5 StaBALL
<<locked>>
94%
57014
89%
**60
100%
Winchester 760
<<locked>>
91%
57421
90%
**51
98%
Winchester StaBALL HD
<<locked>>
97%
35215
55%
**76
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
52663
83%
**07
100%
ADI AR 2208
<<locked>>
81%
44744
70%
**36
98%
[ADI AR 2209]*
<<locked>>
89%
40103
63%
**71
90%
[Accurate 2700]*
<<locked>>
81%
43163
68%
**25
93%
[Accurate 3100]*
<<locked>>
87%
32126
50%
**35
90%
Accurate 4064
<<locked>>
81%
46934
74%
**73
100%
[Accurate 4350]*
<<locked>>
81%
35244
55%
**56
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
44628
70%
**50
99%
Alliant Reloder-15
<<locked>>
81%
48008
75%
**35
99%
[Alliant Reloder-16]*
<<locked>>
81%
34751
54%
**69
94%
Alliant Reloder-17
<<locked>>
81%
39363
62%
**17
98%
[Alliant Reloder-19]*
<<locked>>
89%
39595
62%
**54
90%
[Alliant Reloder-22]*
<<locked>>
93%
39465
62%
**97
90%
[Alliant Reloder-23]*
<<locked>>
82%
26252
41%
**87
90%
[Alliant Reloder-25]*
<<locked>>
93%
32547
51%
**04
90%
[Alliant Reloder-26]*
<<locked>>
85%
31038
49%
**00
90%
Baschieri & Pellagri 107
<<locked>>
81%
52692
83%
**20
99%
Hodgdon CFE223
<<locked>>
81%
47137
74%
**41
98%
Hodgdon H380
<<locked>>
81%
45774
72%
**73
97%
[Hodgdon H414]*
<<locked>>
81%
40828
64%
**04
93%
[Hodgdon H4350]*
<<locked>>
83%
36289
57%
**17
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32169
50%
**58
95%
Hodgdon LVR
<<locked>>
81%
38305
60%
**35
95%
[Hodgdon Superperformance]*
<<locked>>
81%
36825
58%
**99
90%
Hodgdon VARGET
<<locked>>
81%
44367
70%
**27
98%
Hodgdon TrailBoss
<<locked>>
81%
27253
43%
**55
100%
IMR 3031
<<locked>>
81%
48950
77%
**41
100%
IMR 4064
<<locked>>
81%
43801
69%
**00
98%
[IMR 4166 Enduron]*
<<locked>>
81%
43395
68%
**58
94%
[IMR 4350]*
<<locked>>
82%
36332
57%
**17
90%
[IMR 4451 Enduron]*
<<locked>>
81%
41278
65%
**35
93%
[IMR 4831]*
<<locked>>
81%
30937
48%
**12
92%
IMR 4895
<<locked>>
81%
49327
77%
**81
99%
Lovex D073.6
<<locked>>
81%
52895
83%
**87
100%
Lovex S060
<<locked>>
81%
51967
81%
**45
100%
Lovex S062
<<locked>>
81%
47253
74%
**76
100%
[Lovex S065]*
<<locked>>
81%
38827
61%
**72
94%
[Lovex S070]*
<<locked>>
81%
36898
58%
**36
92%
[Lovex S071]*
<<locked>>
92%
31879
50%
**28
90%
Norma 201
<<locked>>
81%
51430
81%
**58
100%
Norma 202
<<locked>>
81%
52025
82%
**55
100%
Norma 203B
<<locked>>
81%
47529
74%
**25
99%
[Norma 204]*
<<locked>>
85%
40408
63%
**54
90%
[Norma MRP]*
<<locked>>
89%
36245
57%
**28
90%
[Norma URP]*
<<locked>>
81%
35331
55%
**53
94%
Ramshot Big Game
<<locked>>
81%
47718
75%
**45
99%
[Ramshot Hunter]*
<<locked>>
81%
34519
54%
**27
91%
[Ramshot Magnum]*
<<locked>>
94%
38928
61%
**35
90%
ReloadSwiss RS 14
<<locked>>
81%
27688
43%
**01
100%
ReloadSwiss RS 50
<<locked>>
81%
45861
72%
**50
96%
ReloadSwiss RS 52
<<locked>>
81%
47094
74%
**45
100%
ReloadSwiss RS 60
<<locked>>
81%
38145
60%
**14
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
35041
55%
**69
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
34592
54%
**66
92%
Rottweil R 902
<<locked>>
81%
49168
77%
**09
100%
Rottweil R 903
<<locked>>
81%
42380
66%
**94
99%
[Rottweil R 904]*
<<locked>>
91%
43511
68%
**94
90%
[Rottweil R 905]*
<<locked>>
89%
38769
61%
**48
90%
[Rottweil R 907]*
<<locked>>
81%
39885
62%
**95
92%
SNPE Vectan SP 11
<<locked>>
81%
43540
68%
**50
98%
SNPE Vectan SP 9
<<locked>>
81%
51242
80%
**68
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
52518
82%
**02
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44034
69%
**38
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
38072
60%
**07
92%
[Shooters World Long Rifle]*
<<locked>>
81%
38827
61%
**72
94%
Shooters World Match Rifle
<<locked>>
81%
52895
83%
**87
100%
Shooters World Precision
<<locked>>
81%
47253
74%
**76
100%
Somchem S335
<<locked>>
81%
52156
82%
**89
100%
Somchem S355
<<locked>>
81%
42873
67%
**10
99%
[Somchem S361]*
<<locked>>
91%
46137
72%
**14
90%
Somchem S365
<<locked>>
81%
31560
49%
**00
96%
[Somchem S385]*
<<locked>>
87%
35984
56%
**40
90%
Vihtavuori N133
<<locked>>
81%
49255
77%
**30
100%
Vihtavuori N135
<<locked>>
81%
41481
65%
**31
100%
Vihtavuori N140
<<locked>>
81%
48689
76%
**69
100%
Vihtavuori N150
<<locked>>
81%
36550
57%
**27
98%
Vihtavuori N160
<<locked>>
81%
38189
60%
**02
95%
[Vihtavuori N165]*
<<locked>>
93%
37304
58%
**59
90%
Vihtavuori N540
<<locked>>
81%
48457
76%
**99
100%
Vihtavuori N550
<<locked>>
81%
38943
61%
**48
95%
[Vihtavuori N555]*
<<locked>>
81%
27441
43%
**40
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36448
57%
**40
97%
[Winchester 760]*
<<locked>>
81%
40828
64%
**04
93%
[Winchester StaBALL HD]*
<<locked>>
87%
26832
42%
**62
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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