top of page

Load data for .300 Weath. Mag. + .308 | 180gr | Barnes X BT

You need to be a member to bookmark a  load !

Bookmark this load
>> My bookmarks

Recommended Powder(s):

.300 Weath. Mag. + .308 | 180gr | Barnes X BT

Load Specifications

Bullet:
.308 | 180gr | Barnes X BT
Manufacturer SKU:
30840
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.390" | 35.3mm
Caliber:
.300 Weath. Mag.
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.707" | 18.0mm
Shank Seated Depth:
0.583" | 14.8mm
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_B635_C379
Recommended Twist Rate:
1:11 - 1:10

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

Load data for 132 loads in caliber .300 Weath. Mag. with .308 | 180gr | Barnes X BT bullet and 66 powder(s). 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".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

  • No data yet

  • .

    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 2209 👍
<<locked>>
92%
57348
90%
**43
99%
ADI AR 2213
<<locked>>
96%
57348
90%
**79
98%
ADI AR 2217
<<locked>>
97%
44454
70%
**36
95%
ADI AR 2225
<<locked>>
97%
40393
63%
**17
97%
Accurate 3100
<<locked>>
95%
57421
90%
**90
100%
Accurate 4350
<<locked>>
86%
57276
90%
**97
100%
Accurate MAGPRO
<<locked>>
96%
57000
89%
**89
96%
Alliant Reloder-16
<<locked>>
88%
57203
90%
**53
100%
Alliant Reloder-17
<<locked>>
84%
57276
90%
**49
100%
Alliant Reloder-19 👍
<<locked>>
93%
57392
90%
**43
99%
Alliant Reloder-22
<<locked>>
95%
56521
89%
**76
99%
Alliant Reloder-23
<<locked>>
97%
57058
89%
**43
100%
Alliant Reloder-25
<<locked>>
97%
49356
77%
**81
100%
Alliant Reloder-26
<<locked>>
93%
57116
89%
**31
100%
Hodgdon H1000
<<locked>>
97%
44454
70%
**36
95%
Hodgdon H414
<<locked>>
83%
57377
90%
**30
100%
Hodgdon H4350
<<locked>>
90%
57276
90%
**84
99%
Hodgdon H4831
<<locked>>
97%
54955
86%
**81
97%
Hodgdon H4831 SC
<<locked>>
94%
57159
90%
**23
97%
Hodgdon Hybrid 100V
<<locked>>
90%
57363
90%
**71
100%
Hodgdon LVR
<<locked>>
85%
57014
89%
**00
100%
Hodgdon Retumbo
<<locked>>
97%
40393
63%
**17
97%
Hodgdon Superperformance
<<locked>>
85%
56463
88%
**49
100%
Hodgdon TrailBoss
<<locked>>
96%
35491
56%
**68
100%
IMR 4166 Enduron
<<locked>>
83%
57290
90%
**48
100%
IMR 4350
<<locked>>
88%
57261
90%
**84
100%
IMR 4451 Enduron
<<locked>>
84%
57276
90%
**64
100%
IMR 4831
<<locked>>
92%
57392
90%
**94
100%
IMR 4955 Enduron
<<locked>>
95%
57188
90%
**87
98%
IMR 7828 SSC
<<locked>>
95%
57305
90%
**92
98%
[IMR 8133 Enduron]*
<<locked>>
97%
36521
57%
**12
92%
Lovex S065
<<locked>>
86%
57261
90%
**58
100%
Lovex S070
<<locked>>
87%
56826
89%
**74
100%
Lovex S071
<<locked>>
97%
51547
81%
**05
100%
Norma 204
<<locked>>
88%
56985
89%
**20
99%
Norma 217
<<locked>>
97%
36550
57%
**48
95%
Norma MRP 👍
<<locked>>
94%
57145
90%
**12
100%
Norma URP
<<locked>>
87%
57203
90%
**10
100%
Ramshot Hunter
<<locked>>
88%
57334
90%
**33
100%
Ramshot Magnum
<<locked>>
96%
56956
89%
**59
99%
ReloadSwiss RS 14
<<locked>>
96%
36318
57%
**11
100%
ReloadSwiss RS 60
<<locked>>
85%
57246
90%
**79
100%
ReloadSwiss RS 62
<<locked>>
87%
57261
90%
**30
100%
ReloadSwiss RS 70
<<locked>>
88%
57246
90%
**89
100%
ReloadSwiss RS 76
<<locked>>
97%
48965
77%
**33
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
44701
70%
**15
94%
Rottweil R 904
<<locked>>
91%
57043
89%
**94
98%
Rottweil R 905 👍
<<locked>>
93%
57145
90%
**33
99%
Rottweil R 907
<<locked>>
85%
57406
90%
**58
99%
SNPE Vectan Tubal 7000
<<locked>>
86%
57188
90%
**15
100%
Shooters World Long Rifle
<<locked>>
86%
57261
90%
**58
100%
Somchem S361
<<locked>>
91%
57363
90%
**67
97%
Somchem S365
<<locked>>
89%
57363
90%
**13
100%
Somchem S385 👍
<<locked>>
92%
57174
90%
**07
99%
Vihtavuori N135
<<locked>>
83%
57145
90%
**53
100%
Vihtavuori N150
<<locked>>
87%
57232
90%
**08
100%
Vihtavuori N160
<<locked>>
85%
57392
90%
**77
100%
Vihtavuori N165
<<locked>>
97%
55390
87%
**58
99%
Vihtavuori N550
<<locked>>
84%
56623
89%
**00
100%
Vihtavuori N555
<<locked>>
93%
56463
88%
**30
100%
Vihtavuori N560
<<locked>>
95%
56971
89%
**09
98%
Vihtavuori N565
<<locked>>
97%
52460
82%
**00
97%
[Vihtavuori N568]*
<<locked>>
97%
45411
71%
**18
94%
Winchester 6.5 StaBALL
<<locked>>
87%
57261
90%
**44
100%
Winchester 760
<<locked>>
83%
57377
90%
**30
100%
Winchester StaBALL HD
<<locked>>
97%
53882
84%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40205
63%
**28
95%
[ADI AR 2213]*
<<locked>>
81%
36419
57%
**59
92%
[ADI AR 2217]*
<<locked>>
88%
33997
53%
**77
90%
[ADI AR 2225]*
<<locked>>
84%
28152
44%
**56
90%
Accurate 3100
<<locked>>
81%
37391
59%
**23
97%
Accurate 4350
<<locked>>
81%
48820
77%
**72
100%
[Accurate MAGPRO]*
<<locked>>
83%
37594
59%
**08
90%
Alliant Reloder-16
<<locked>>
81%
45948
72%
**62
100%
Alliant Reloder-17
<<locked>>
81%
52634
82%
**81
100%
Alliant Reloder-19
<<locked>>
81%
40190
63%
**18
95%
[Alliant Reloder-22]*
<<locked>>
81%
36477
57%
**75
94%
Alliant Reloder-23
<<locked>>
81%
35288
55%
**46
99%
Alliant Reloder-25
<<locked>>
81%
31125
49%
**54
95%
Alliant Reloder-26
<<locked>>
81%
38595
60%
**90
99%
[Hodgdon H1000]*
<<locked>>
88%
33997
53%
**77
90%
Hodgdon H414
<<locked>>
81%
53461
84%
**71
99%
Hodgdon H4350
<<locked>>
81%
43859
69%
**41
97%
[Hodgdon H4831]*
<<locked>>
81%
34505
54%
**57
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
37971
60%
**52
92%
Hodgdon Hybrid 100V
<<locked>>
81%
43700
68%
**51
100%
Hodgdon LVR
<<locked>>
81%
50067
78%
**95
100%
[Hodgdon Retumbo]*
<<locked>>
84%
28152
44%
**56
90%
Hodgdon Superperformance
<<locked>>
81%
49037
77%
**31
99%
Hodgdon TrailBoss
<<locked>>
83%
29675
46%
**47
100%
IMR 4166 Enduron
<<locked>>
81%
53534
84%
**82
99%
IMR 4350
<<locked>>
81%
46151
72%
**90
98%
IMR 4451 Enduron
<<locked>>
81%
51517
81%
**69
99%
IMR 4831
<<locked>>
81%
42322
66%
**38
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38116
60%
**16
92%
[IMR 7828 SSC]*
<<locked>>
81%
37304
58%
**92
92%
[IMR 8133 Enduron]*
<<locked>>
93%
33069
52%
**16
90%
Lovex S065
<<locked>>
81%
49835
78%
**33
100%
Lovex S070
<<locked>>
81%
48283
76%
**26
99%
Lovex S071
<<locked>>
81%
32779
51%
**18
96%
Norma 204
<<locked>>
81%
45934
72%
**20
97%
[Norma 217]*
<<locked>>
88%
28297
44%
**98
90%
Norma MRP
<<locked>>
81%
38014
60%
**38
96%
Norma URP
<<locked>>
81%
47239
74%
**49
100%
Ramshot Hunter
<<locked>>
81%
45890
72%
**43
99%
[Ramshot Magnum]*
<<locked>>
81%
33968
53%
**00
94%
ReloadSwiss RS 14
<<locked>>
81%
29399
46%
**63
100%
ReloadSwiss RS 60
<<locked>>
81%
50705
79%
**71
100%
ReloadSwiss RS 62
<<locked>>
81%
48211
76%
**89
100%
ReloadSwiss RS 70
<<locked>>
81%
46050
72%
**92
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
29617
46%
**31
91%
[ReloadSwiss RS 80]*
<<locked>>
91%
36651
57%
**28
90%
[Rottweil R 904]*
<<locked>>
81%
41887
66%
**08
94%
Rottweil R 905
<<locked>>
81%
39885
62%
**15
95%
Rottweil R 907
<<locked>>
81%
51213
80%
**62
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
49081
77%
**84
99%
Shooters World Long Rifle
<<locked>>
81%
49835
78%
**33
100%
[Somchem S361]*
<<locked>>
81%
42801
67%
**05
94%
Somchem S365
<<locked>>
81%
44222
69%
**10
100%
Somchem S385
<<locked>>
81%
40872
64%
**02
97%
Vihtavuori N135
<<locked>>
81%
53679
84%
**03
100%
Vihtavuori N150
<<locked>>
81%
47892
75%
**67
100%
Vihtavuori N160
<<locked>>
81%
50386
79%
**62
100%
[Vihtavuori N165]*
<<locked>>
81%
34505
54%
**57
94%
Vihtavuori N550
<<locked>>
81%
51053
80%
**12
100%
Vihtavuori N555
<<locked>>
81%
39682
62%
**31
99%
[Vihtavuori N560]*
<<locked>>
81%
36376
57%
**82
91%
[Vihtavuori N565]*
<<locked>>
82%
32953
52%
**84
90%
[Vihtavuori N568]*
<<locked>>
91%
37681
59%
**38
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47384
74%
**97
100%
Winchester 760
<<locked>>
81%
53461
84%
**71
99%
Winchester StaBALL HD
<<locked>>
81%
30255
47%
**72
100%

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.

bottom of page