top of page

Load data for .300 Weath. Mag. + .308 | 150gr | Barnes TAC-X

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 Weath. Mag. + .308 | 150gr | Barnes TAC-X

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Barnes TAC-X
Manufacturer SKU:
30337
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.283" | 32.6mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.600" | 15.3mm
Shank Seated Depth:
0.476" | 12.1mm
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_B607_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 162 loads in caliber .300 Weath. Mag. with .308 | 150gr | Barnes TAC-X bullet and 81 powders such as Accurate 4350, Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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%
57290
90%
**17
100%
ADI AR 2209
<<locked>>
97%
54491
85%
**53
97%
[ADI AR 2213]*
<<locked>>
97%
49023
77%
**68
94%
Accurate 2700
<<locked>>
88%
57363
90%
**68
98%
Accurate 3100
<<locked>>
97%
48196
76%
**95
98%
Accurate 4064
<<locked>>
85%
57246
90%
**91
100%
Accurate 4350 👍
<<locked>>
93%
57232
90%
**82
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
57159
90%
**23
100%
Alliant Reloder-15
<<locked>>
85%
57363
90%
**46
100%
Alliant Reloder-16 👍
<<locked>>
94%
56971
89%
**25
100%
Alliant Reloder-17
<<locked>>
90%
57217
90%
**28
100%
Alliant Reloder-19
<<locked>>
97%
54099
85%
**43
97%
Alliant Reloder-22
<<locked>>
97%
47718
75%
**61
95%
Alliant Reloder-23
<<locked>>
97%
45397
71%
**18
100%
Alliant Reloder-25
<<locked>>
97%
39334
62%
**00
96%
Alliant Reloder-26
<<locked>>
97%
51793
81%
**15
100%
Hodgdon CFE223
<<locked>>
85%
56898
89%
**69
100%
Hodgdon H380
<<locked>>
86%
57435
90%
**43
100%
Hodgdon H414
<<locked>>
89%
56666
89%
**79
99%
Hodgdon H4350
<<locked>>
96%
57014
89%
**36
98%
[Hodgdon H4831]*
<<locked>>
97%
44991
70%
**36
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
51430
81%
**61
94%
Hodgdon Hybrid 100V
<<locked>>
96%
57334
90%
**46
100%
Hodgdon LVR
<<locked>>
91%
57348
90%
**76
100%
Hodgdon Superperformance
<<locked>>
91%
57058
89%
**28
99%
Hodgdon VARGET
<<locked>>
88%
57290
90%
**17
100%
Hodgdon TrailBoss
<<locked>>
97%
34766
54%
**36
100%
IMR 3031
<<locked>>
84%
57392
90%
**07
100%
IMR 4064
<<locked>>
88%
57130
90%
**07
100%
IMR 4166 Enduron
<<locked>>
89%
57029
89%
**00
99%
IMR 4350
<<locked>>
94%
57188
90%
**40
98%
IMR 4451 Enduron
<<locked>>
89%
56869
89%
**20
99%
IMR 4831
<<locked>>
97%
54897
86%
**30
100%
IMR 4895
<<locked>>
84%
56695
89%
**53
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50531
79%
**09
94%
[IMR 7828 SSC]*
<<locked>>
97%
49835
78%
**04
94%
Lovex S062
<<locked>>
85%
56985
89%
**94
100%
Lovex S065
<<locked>>
92%
56855
89%
**14
99%
Lovex S070
<<locked>>
93%
57363
90%
**46
99%
Lovex S071
<<locked>>
97%
39856
62%
**22
96%
Norma 203B
<<locked>>
85%
57232
90%
**43
100%
Norma 204
<<locked>>
94%
57217
90%
**79
97%
Norma MRP
<<locked>>
97%
50546
79%
**53
98%
Norma URP
<<locked>>
93%
56869
89%
**79
100%
Ramshot Big Game
<<locked>>
85%
57203
90%
**50
100%
Ramshot Hunter 👍
<<locked>>
94%
56710
89%
**86
99%
Ramshot Magnum
<<locked>>
97%
46137
72%
**05
96%
ReloadSwiss RS 14
<<locked>>
97%
35317
55%
**82
100%
ReloadSwiss RS 50
<<locked>>
86%
57261
90%
**23
99%
ReloadSwiss RS 52
<<locked>>
85%
56753
89%
**53
100%
ReloadSwiss RS 60
<<locked>>
91%
57392
90%
**58
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
56913
89%
**02
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
57101
89%
**48
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
38087
60%
**90
93%
Rottweil R 902
<<locked>>
84%
56971
89%
**77
100%
Rottweil R 903
<<locked>>
88%
57363
90%
**27
100%
Rottweil R 904
<<locked>>
97%
56463
88%
**27
96%
Rottweil R 905
<<locked>>
97%
52881
83%
**23
97%
Rottweil R 907
<<locked>>
91%
57174
90%
**17
98%
SNPE Vectan SP 11
<<locked>>
87%
57130
90%
**63
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
57421
90%
**92
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
56782
89%
**64
99%
Shooters World Long Rifle
<<locked>>
92%
56855
89%
**14
99%
Shooters World Precision
<<locked>>
85%
56985
89%
**94
100%
Somchem S355
<<locked>>
88%
57334
90%
**23
100%
Somchem S361
<<locked>>
96%
56927
89%
**91
95%
Somchem S365
<<locked>>
96%
57232
90%
**99
100%
Somchem S385
<<locked>>
97%
53954
85%
**07
98%
Vihtavuori N133
<<locked>>
84%
57232
90%
**89
100%
Vihtavuori N135
<<locked>>
90%
57435
90%
**41
100%
Vihtavuori N140
<<locked>>
85%
57319
90%
**48
100%
Vihtavuori N150
<<locked>>
93%
57348
90%
**87
100%
Vihtavuori N160
<<locked>>
91%
56724
89%
**33
100%
Vihtavuori N165
<<locked>>
97%
44918
70%
**13
95%
Vihtavuori N540
<<locked>>
84%
57058
89%
**71
100%
Vihtavuori N550
<<locked>>
91%
56942
89%
**73
100%
Vihtavuori N555
<<locked>>
97%
50778
80%
**10
100%
[Vihtavuori N560]*
<<locked>>
97%
48225
76%
**81
93%
Winchester 6.5 StaBALL
<<locked>>
92%
57319
90%
**14
100%
Winchester 760
<<locked>>
89%
56666
89%
**79
99%
Winchester StaBALL HD
<<locked>>
97%
39160
61%
**45
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47210
74%
**40
99%
[ADI AR 2209]*
<<locked>>
84%
35462
56%
**36
90%
[ADI AR 2213]*
<<locked>>
91%
40582
64%
**77
90%
Accurate 2700
<<locked>>
81%
45527
71%
**58
96%
[Accurate 3100]*
<<locked>>
81%
28007
44%
**10
90%
Accurate 4064
<<locked>>
81%
49893
78%
**76
100%
Accurate 4350
<<locked>>
81%
37884
59%
**08
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
47413
74%
**69
100%
Alliant Reloder-15
<<locked>>
81%
50792
80%
**35
100%
Alliant Reloder-16
<<locked>>
81%
36912
58%
**08
97%
Alliant Reloder-17
<<locked>>
81%
42090
66%
**53
100%
[Alliant Reloder-19]*
<<locked>>
83%
34650
54%
**13
90%
[Alliant Reloder-22]*
<<locked>>
87%
34969
55%
**56
90%
[Alliant Reloder-23]*
<<locked>>
81%
26963
42%
**36
94%
[Alliant Reloder-25]*
<<locked>>
87%
28674
45%
**82
90%
[Alliant Reloder-26]*
<<locked>>
81%
28819
45%
**28
91%
Hodgdon CFE223
<<locked>>
81%
50270
79%
**64
100%
Hodgdon H380
<<locked>>
81%
48196
76%
**86
99%
Hodgdon H414
<<locked>>
81%
43584
68%
**43
96%
[Hodgdon H4350]*
<<locked>>
81%
35853
56%
**00
92%
[Hodgdon H4831]*
<<locked>>
94%
40611
64%
**35
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
40886
64%
**38
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34301
54%
**03
98%
Hodgdon LVR
<<locked>>
81%
40712
64%
**61
97%
[Hodgdon Superperformance]*
<<locked>>
81%
38943
61%
**54
94%
Hodgdon VARGET
<<locked>>
81%
46630
73%
**23
99%
Hodgdon TrailBoss
<<locked>>
81%
27499
43%
**72
100%
IMR 3031
<<locked>>
81%
51808
81%
**15
100%
IMR 4064
<<locked>>
81%
46253
72%
**13
99%
IMR 4166 Enduron
<<locked>>
81%
45368
71%
**81
97%
[IMR 4350]*
<<locked>>
81%
37695
59%
**43
93%
IMR 4451 Enduron
<<locked>>
81%
43613
68%
**67
96%
IMR 4831
<<locked>>
81%
32953
52%
**67
95%
IMR 4895
<<locked>>
81%
52025
82%
**71
100%
[IMR 4955 Enduron]*
<<locked>>
89%
39595
62%
**76
90%
[IMR 7828 SSC]*
<<locked>>
90%
39639
62%
**71
90%
Lovex S062
<<locked>>
81%
49864
78%
**82
100%
Lovex S065
<<locked>>
81%
41089
64%
**08
97%
Lovex S070
<<locked>>
81%
39305
62%
**89
95%
[Lovex S071]*
<<locked>>
86%
27963
44%
**10
90%
Norma 203B
<<locked>>
81%
50154
79%
**22
100%
[Norma 204]*
<<locked>>
81%
37115
58%
**56
91%
[Norma MRP]*
<<locked>>
84%
31995
50%
**03
90%
Norma URP
<<locked>>
81%
37797
59%
**05
97%
Ramshot Big Game
<<locked>>
81%
50531
79%
**48
100%
Ramshot Hunter
<<locked>>
81%
36695
58%
**82
95%
[Ramshot Magnum]*
<<locked>>
89%
34127
53%
**17
90%
ReloadSwiss RS 14
<<locked>>
81%
28079
44%
**14
100%
ReloadSwiss RS 50
<<locked>>
81%
48385
76%
**63
98%
ReloadSwiss RS 52
<<locked>>
81%
49995
78%
**41
100%
ReloadSwiss RS 60
<<locked>>
81%
40596
64%
**49
100%
ReloadSwiss RS 62
<<locked>>
81%
37768
59%
**22
97%
ReloadSwiss RS 70
<<locked>>
81%
36811
58%
**22
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
34069
53%
**69
90%
Rottweil R 902
<<locked>>
81%
51634
81%
**89
100%
Rottweil R 903
<<locked>>
81%
45136
71%
**23
100%
[Rottweil R 904]*
<<locked>>
85%
38261
60%
**62
90%
[Rottweil R 905]*
<<locked>>
84%
34040
53%
**03
90%
Rottweil R 907
<<locked>>
81%
42163
66%
**35
95%
SNPE Vectan SP 11
<<locked>>
81%
46282
73%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46427
73%
**25
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40176
63%
**43
95%
Shooters World Long Rifle
<<locked>>
81%
41089
64%
**08
97%
Shooters World Precision
<<locked>>
81%
49864
78%
**82
100%
Somchem S355
<<locked>>
81%
45440
71%
**17
100%
[Somchem S361]*
<<locked>>
86%
40074
63%
**72
90%
Somchem S365
<<locked>>
81%
34113
53%
**56
99%
[Somchem S385]*
<<locked>>
81%
31836
50%
**12
90%
Vihtavuori N133
<<locked>>
81%
51793
81%
**10
100%
Vihtavuori N135
<<locked>>
81%
43961
69%
**28
100%
Vihtavuori N140
<<locked>>
81%
51416
81%
**66
100%
Vihtavuori N150
<<locked>>
81%
38798
61%
**53
100%
Vihtavuori N160
<<locked>>
81%
40843
64%
**38
98%
[Vihtavuori N165]*
<<locked>>
88%
33083
52%
**38
90%
Vihtavuori N540
<<locked>>
81%
51111
80%
**82
100%
Vihtavuori N550
<<locked>>
81%
41220
65%
**81
98%
[Vihtavuori N555]*
<<locked>>
81%
29762
47%
**21
94%
[Vihtavuori N560]*
<<locked>>
92%
40582
64%
**13
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38638
61%
**72
99%
Winchester 760
<<locked>>
81%
43584
68%
**43
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23902
37%
**64
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

bottom of page