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Load data for .300 Win. Mag. + .308 | 150gr | Barnes X FN

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

.300 Win. Mag. + .308 | 150gr | Barnes X FN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Barnes X FN
Manufacturer SKU:
30819
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.060" | 26.9mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.390" | 9.9mm
Shank Seated Depth:
0.390" | 9.9mm
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_B611_C380
Last updated:
2025-01-01

Load data for 140 loads in caliber .300 Win. Mag. with .308 | 150gr | Barnes X FN bullet and 70 powders such as Alliant Reloder-16, Norma URP, 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".

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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 2208
<<locked>>
86%
55796
89%
**54
100%
ADI AR 2209
<<locked>>
97%
55738
89%
**33
97%
[ADI AR 2213]*
<<locked>>
97%
50763
81%
**54
94%
Accurate 2700
<<locked>>
86%
55303
89%
**89
97%
Accurate 3100
<<locked>>
97%
50343
81%
**92
98%
Accurate 4350
<<locked>>
91%
55608
89%
**04
100%
Alliant Reloder- TS 15.5
<<locked>>
85%
56086
90%
**68
100%
Alliant Reloder-16 👍
<<locked>>
93%
56043
90%
**66
100%
Alliant Reloder-17
<<locked>>
88%
55840
90%
**69
100%
Alliant Reloder-19
<<locked>>
97%
55056
88%
**20
97%
Alliant Reloder-22
<<locked>>
97%
49792
80%
**61
96%
Alliant Reloder-23
<<locked>>
97%
46978
75%
**12
100%
Alliant Reloder-25
<<locked>>
97%
41611
67%
**17
97%
Alliant Reloder-26
<<locked>>
97%
53258
85%
**09
100%
Hodgdon CFE223
<<locked>>
83%
55883
90%
**14
100%
Hodgdon H380
<<locked>>
84%
55767
89%
**68
100%
Hodgdon H414
<<locked>>
87%
55492
89%
**27
98%
Hodgdon H4350
<<locked>>
94%
55883
90%
**71
98%
[Hodgdon H4831]*
<<locked>>
97%
46717
75%
**27
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
52939
85%
**41
94%
Hodgdon Hybrid 100V
<<locked>>
95%
55970
90%
**81
100%
Hodgdon LVR
<<locked>>
90%
55941
90%
**10
99%
Hodgdon Superperformance
<<locked>>
90%
55753
89%
**59
98%
Hodgdon VARGET
<<locked>>
86%
55796
89%
**54
100%
Hodgdon TrailBoss
<<locked>>
97%
35346
57%
**09
100%
IMR 4064
<<locked>>
86%
55883
90%
**41
100%
IMR 4166 Enduron
<<locked>>
87%
55869
90%
**25
98%
IMR 4350
<<locked>>
92%
55506
89%
**58
98%
IMR 4451 Enduron
<<locked>>
88%
55680
89%
**54
98%
IMR 4831
<<locked>>
96%
55680
89%
**91
100%
[IMR 4955 Enduron]*
<<locked>>
97%
51851
83%
**86
94%
[IMR 7828 SSC]*
<<locked>>
97%
51198
82%
**74
94%
Lovex S062
<<locked>>
83%
55782
89%
**31
100%
Lovex S065
<<locked>>
89%
55172
88%
**38
99%
Lovex S070
<<locked>>
91%
55506
89%
**64
98%
Lovex S071
<<locked>>
97%
43076
69%
**54
97%
Norma 204
<<locked>>
92%
55593
89%
**04
97%
Norma MRP
<<locked>>
97%
52185
84%
**43
98%
Norma URP 👍
<<locked>>
92%
56014
90%
**27
100%
Ramshot Hunter 👍
<<locked>>
93%
55999
90%
**33
99%
Ramshot Magnum
<<locked>>
97%
48457
78%
**12
96%
ReloadSwiss RS 14
<<locked>>
96%
35737
57%
**49
100%
ReloadSwiss RS 50
<<locked>>
84%
55738
89%
**45
99%
ReloadSwiss RS 60
<<locked>>
89%
55854
90%
**99
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
55608
89%
**30
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
55550
89%
**76
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
40248
65%
**97
93%
Rottweil R 903
<<locked>>
86%
55579
89%
**58
100%
Rottweil R 904
<<locked>>
96%
55912
90%
**74
96%
Rottweil R 905
<<locked>>
97%
54389
87%
**00
97%
Rottweil R 907
<<locked>>
89%
55999
90%
**45
98%
SNPE Vectan SP 11
<<locked>>
86%
55999
90%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
55680
89%
**30
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
55608
89%
**92
98%
Shooters World Long Rifle
<<locked>>
89%
55172
88%
**38
99%
Shooters World Precision
<<locked>>
83%
55782
89%
**31
100%
Somchem S355
<<locked>>
86%
55390
89%
**51
100%
Somchem S361
<<locked>>
95%
55970
90%
**31
95%
Somchem S365
<<locked>>
94%
55535
89%
**33
100%
Somchem S385
<<locked>>
97%
55912
90%
**97
98%
Vihtavuori N135
<<locked>>
87%
55593
89%
**66
100%
Vihtavuori N150
<<locked>>
91%
55724
89%
**09
100%
Vihtavuori N160
<<locked>>
89%
55738
89%
**77
100%
Vihtavuori N165
<<locked>>
97%
46746
75%
**17
95%
Vihtavuori N550
<<locked>>
89%
55622
89%
**07
100%
Vihtavuori N555
<<locked>>
97%
52736
85%
**97
100%
[Vihtavuori N560]*
<<locked>>
97%
49676
80%
**68
93%
Winchester 6.5 StaBALL
<<locked>>
91%
56086
90%
**48
100%
Winchester 760
<<locked>>
87%
55492
89%
**27
98%
Winchester StaBALL HD
<<locked>>
97%
40567
65%
**51
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48863
78%
**27
99%
[ADI AR 2209]*
<<locked>>
83%
36854
59%
**17
90%
[ADI AR 2213]*
<<locked>>
91%
41669
67%
**54
90%
Accurate 2700
<<locked>>
81%
47688
76%
**44
96%
[Accurate 3100]*
<<locked>>
81%
31096
50%
**59
92%
Accurate 4350
<<locked>>
81%
40988
66%
**31
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
49893
80%
**56
100%
Alliant Reloder-16
<<locked>>
81%
39059
63%
**18
97%
Alliant Reloder-17
<<locked>>
81%
43961
70%
**49
100%
[Alliant Reloder-19]*
<<locked>>
83%
36085
58%
**00
90%
[Alliant Reloder-22]*
<<locked>>
87%
36230
58%
**49
90%
Alliant Reloder-23
<<locked>>
81%
29805
48%
**79
95%
[Alliant Reloder-25]*
<<locked>>
85%
29544
47%
**56
90%
[Alliant Reloder-26]*
<<locked>>
81%
31966
51%
**90
93%
Hodgdon CFE223
<<locked>>
81%
51953
83%
**45
100%
Hodgdon H380
<<locked>>
81%
50792
81%
**86
99%
Hodgdon H414
<<locked>>
81%
45847
74%
**33
96%
[Hodgdon H4350]*
<<locked>>
81%
38189
61%
**03
93%
[Hodgdon H4831]*
<<locked>>
93%
42540
68%
**28
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
42540
68%
**28
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36782
59%
**13
98%
Hodgdon LVR
<<locked>>
81%
42699
68%
**67
97%
[Hodgdon Superperformance]*
<<locked>>
81%
41191
66%
**67
94%
Hodgdon VARGET
<<locked>>
81%
48414
78%
**17
99%
Hodgdon TrailBoss
<<locked>>
81%
28268
45%
**49
100%
IMR 4064
<<locked>>
81%
48066
77%
**04
99%
IMR 4166 Enduron
<<locked>>
81%
47021
75%
**58
96%
[IMR 4350]*
<<locked>>
81%
39856
64%
**43
94%
IMR 4451 Enduron
<<locked>>
81%
45556
73%
**58
96%
IMR 4831
<<locked>>
81%
35723
57%
**90
96%
[IMR 4955 Enduron]*
<<locked>>
88%
40857
66%
**59
90%
[IMR 7828 SSC]*
<<locked>>
90%
41800
67%
**64
90%
Lovex S062
<<locked>>
81%
51822
83%
**69
100%
Lovex S065
<<locked>>
81%
43772
70%
**22
97%
Lovex S070
<<locked>>
81%
42032
67%
**02
95%
[Lovex S071]*
<<locked>>
82%
28485
46%
**70
90%
[Norma 204]*
<<locked>>
81%
39378
63%
**69
92%
[Norma MRP]*
<<locked>>
82%
33098
53%
**90
90%
Norma URP
<<locked>>
81%
40016
64%
**12
97%
Ramshot Hunter
<<locked>>
81%
38870
62%
**95
95%
[Ramshot Magnum]*
<<locked>>
88%
35346
57%
**94
90%
ReloadSwiss RS 14
<<locked>>
81%
28674
46%
**88
100%
ReloadSwiss RS 50
<<locked>>
81%
50647
81%
**56
98%
ReloadSwiss RS 60
<<locked>>
81%
42569
68%
**49
100%
ReloadSwiss RS 62
<<locked>>
81%
40190
64%
**31
97%
ReloadSwiss RS 70
<<locked>>
81%
38972
62%
**35
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
35360
57%
**49
90%
Rottweil R 903
<<locked>>
81%
47776
77%
**23
100%
[Rottweil R 904]*
<<locked>>
84%
39146
63%
**33
90%
[Rottweil R 905]*
<<locked>>
83%
35317
57%
**94
90%
Rottweil R 907
<<locked>>
81%
44628
72%
**28
95%
SNPE Vectan SP 11
<<locked>>
81%
48399
78%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48472
78%
**22
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42743
69%
**49
95%
Shooters World Long Rifle
<<locked>>
81%
43772
70%
**22
97%
Shooters World Precision
<<locked>>
81%
51822
83%
**69
100%
Somchem S355
<<locked>>
81%
47877
77%
**17
100%
[Somchem S361]*
<<locked>>
85%
41756
67%
**56
90%
Somchem S365
<<locked>>
81%
36579
59%
**69
99%
[Somchem S385]*
<<locked>>
81%
34635
56%
**44
91%
Vihtavuori N135
<<locked>>
81%
46876
75%
**35
100%
Vihtavuori N150
<<locked>>
81%
41408
66%
**56
100%
Vihtavuori N160
<<locked>>
81%
43091
69%
**41
98%
[Vihtavuori N165]*
<<locked>>
86%
34011
55%
**21
90%
Vihtavuori N550
<<locked>>
81%
43758
70%
**84
98%
Vihtavuori N555
<<locked>>
81%
32967
53%
**71
96%
[Vihtavuori N560]*
<<locked>>
91%
42134
68%
**97
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40524
65%
**76
99%
Winchester 760
<<locked>>
81%
45847
74%
**33
96%
[Winchester StaBALL HD]*
<<locked>>
81%
27021
43%
**49
94%

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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