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Load data for .300 Win. Mag. + .308 | 165gr | Barnes X FN

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 Win. Mag. + .308 | 165gr | Barnes X FN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Barnes X FN
Manufacturer SKU:
30829
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.165" | 29.6mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.495" | 12.6mm
Shank Seated Depth:
0.495" | 12.6mm
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_B619_C380
Last updated:
2025-12-18

Load data for 154 loads in caliber .300 Win. Mag. with .308 | 165gr | Barnes X FN bullet and 77 powders such as Alliant Reloder-16, Alliant Reloder-26, 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>>
85%
55782
89%
**10
100%
ADI AR 2209
<<locked>>
96%
56057
90%
**02
98%
ADI AR 2213
<<locked>>
97%
51721
83%
**49
95%
[ADI AR 2225]*
<<locked>>
97%
35012
56%
**15
92%
Accurate 2700
<<locked>>
85%
55695
89%
**54
98%
Accurate 3100
<<locked>>
97%
51967
83%
**87
99%
Accurate 4350
<<locked>>
90%
55941
90%
**72
100%
[Accurate MAGPRO]*
<<locked>>
97%
50415
81%
**46
93%
Alliant Reloder- TS 15.5
<<locked>>
84%
55608
89%
**13
100%
Alliant Reloder-16 👍
<<locked>>
92%
55332
89%
**15
100%
Alliant Reloder-17
<<locked>>
87%
55666
89%
**28
100%
Alliant Reloder-19
<<locked>>
96%
55608
89%
**89
98%
Alliant Reloder-22
<<locked>>
97%
50879
82%
**56
97%
Alliant Reloder-23
<<locked>>
97%
48588
78%
**07
100%
Alliant Reloder-25
<<locked>>
97%
42902
69%
**28
98%
Alliant Reloder-26 👍
<<locked>>
97%
54752
88%
**91
100%
Bofors RP15
<<locked>>
97%
46992
75%
**81
96%
Bofors RP3
<<locked>>
83%
55724
89%
**20
100%
[Bofors RP30]*
<<locked>>
97%
39189
63%
**33
92%
Bofors RP5
<<locked>>
97%
50879
82%
**56
97%
Bofors RP7
<<locked>>
88%
55637
89%
**07
98%
Hodgdon H380
<<locked>>
83%
56072
90%
**36
100%
Hodgdon H414
<<locked>>
87%
55985
90%
**95
99%
Hodgdon H4350
<<locked>>
93%
55912
90%
**30
98%
[Hodgdon H4831]*
<<locked>>
97%
48153
77%
**22
93%
Hodgdon H4831 SC
<<locked>>
97%
54215
87%
**36
95%
Hodgdon Hybrid 100V
<<locked>>
94%
55825
90%
**40
100%
Hodgdon LVR
<<locked>>
89%
55535
89%
**66
100%
[Hodgdon Retumbo]*
<<locked>>
97%
35012
56%
**15
92%
Hodgdon Superperformance
<<locked>>
89%
55506
89%
**15
99%
Hodgdon VARGET
<<locked>>
85%
55651
89%
**04
100%
Hodgdon TrailBoss
<<locked>>
96%
35027
56%
**01
100%
IMR 4064
<<locked>>
85%
55999
90%
**97
100%
IMR 4166 Enduron
<<locked>>
86%
55201
89%
**81
99%
IMR 4350
<<locked>>
91%
55738
89%
**30
98%
IMR 4451 Enduron
<<locked>>
87%
55941
90%
**20
99%
IMR 4831
<<locked>>
95%
56072
90%
**63
100%
IMR 4955 Enduron
<<locked>>
97%
53548
86%
**94
95%
IMR 7828 SSC
<<locked>>
97%
53403
86%
**89
96%
Lovex S065
<<locked>>
89%
55898
90%
**07
100%
Lovex S070
<<locked>>
90%
56115
90%
**36
99%
Lovex S071
<<locked>>
97%
44280
71%
**49
98%
Norma 204
<<locked>>
91%
55651
89%
**69
97%
Norma MRP
<<locked>>
97%
53664
86%
**38
99%
Norma URP
<<locked>>
91%
55579
89%
**72
100%
Ramshot Grand
<<locked>>
97%
56115
90%
**45
97%
Ramshot Hunter 👍
<<locked>>
92%
55492
89%
**89
99%
Ramshot Magnum
<<locked>>
97%
49835
80%
**13
97%
ReloadSwiss RS 14
<<locked>>
97%
36143
58%
**47
100%
ReloadSwiss RS 50
<<locked>>
83%
55666
89%
**07
99%
ReloadSwiss RS 60
<<locked>>
86%
55956
90%
**35
100%
ReloadSwiss RS 62 👍
<<locked>>
90%
56028
90%
**99
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
55796
89%
**51
100%
ReloadSwiss RS 76
<<locked>>
97%
41640
67%
**18
95%
Rottweil R 903
<<locked>>
85%
55956
90%
**10
100%
Rottweil R 904
<<locked>>
95%
55970
90%
**36
96%
Rottweil R 905
<<locked>>
97%
55970
90%
**99
98%
Rottweil R 907
<<locked>>
88%
55637
89%
**07
98%
SNPE Vectan SP 11
<<locked>>
85%
55448
89%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
55651
89%
**89
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56115
90%
**67
99%
Shooters World Long Rifle
<<locked>>
89%
55898
90%
**07
100%
Somchem S355
<<locked>>
85%
55448
89%
**10
100%
Somchem S361
<<locked>>
94%
55477
89%
**90
95%
Somchem S365
<<locked>>
93%
55637
89%
**89
100%
Somchem S385
<<locked>>
96%
55941
90%
**59
98%
Vihtavuori N135
<<locked>>
86%
55361
89%
**18
100%
Vihtavuori N150
<<locked>>
90%
55419
89%
**71
100%
Vihtavuori N160
<<locked>>
88%
55100
88%
**23
100%
Vihtavuori N165
<<locked>>
97%
47950
77%
**12
97%
Vihtavuori N550
<<locked>>
88%
55680
89%
**69
100%
Vihtavuori N555
<<locked>>
97%
54679
88%
**89
100%
Vihtavuori N560
<<locked>>
97%
51068
82%
**72
95%
[Vihtavuori N565]*
<<locked>>
97%
44367
71%
**25
93%
Winchester 6.5 StaBALL
<<locked>>
90%
56043
90%
**13
100%
Winchester 760
<<locked>>
87%
55985
90%
**95
99%
Winchester StaBALL HD
<<locked>>
97%
42583
68%
**63
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49879
80%
**08
100%
[ADI AR 2209]*
<<locked>>
81%
35491
57%
**69
91%
[ADI AR 2213]*
<<locked>>
88%
39044
63%
**74
90%
[ADI AR 2225]*
<<locked>>
94%
32590
52%
**43
90%
Accurate 2700
<<locked>>
81%
48573
78%
**36
97%
[Accurate 3100]*
<<locked>>
81%
32445
52%
**80
94%
Accurate 4350
<<locked>>
81%
42656
68%
**36
99%
[Accurate MAGPRO]*
<<locked>>
92%
43163
69%
**99
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50937
82%
**44
100%
Alliant Reloder-16
<<locked>>
81%
40205
64%
**23
98%
Alliant Reloder-17
<<locked>>
81%
45310
73%
**44
100%
[Alliant Reloder-19]*
<<locked>>
81%
35520
57%
**69
91%
[Alliant Reloder-22]*
<<locked>>
83%
33315
53%
**52
90%
Alliant Reloder-23
<<locked>>
81%
30763
49%
**93
97%
[Alliant Reloder-25]*
<<locked>>
81%
27630
44%
**85
90%
Alliant Reloder-26
<<locked>>
81%
33025
53%
**08
95%
[Bofors RP15]*
<<locked>>
85%
33750
54%
**66
90%
Bofors RP3
<<locked>>
81%
52388
84%
**64
100%
[Bofors RP30]*
<<locked>>
94%
36376
58%
**54
90%
[Bofors RP5]*
<<locked>>
83%
33315
53%
**52
90%
Bofors RP7
<<locked>>
81%
45455
73%
**23
96%
Hodgdon H380
<<locked>>
81%
52228
84%
**71
100%
Hodgdon H414
<<locked>>
81%
47079
75%
**31
97%
[Hodgdon H4350]*
<<locked>>
81%
38972
62%
**08
94%
[Hodgdon H4831]*
<<locked>>
90%
39465
63%
**41
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
39349
63%
**41
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37898
61%
**18
99%
Hodgdon LVR
<<locked>>
81%
44396
71%
**72
98%
[Hodgdon Retumbo]*
<<locked>>
94%
32590
52%
**43
90%
Hodgdon Superperformance
<<locked>>
81%
42511
68%
**72
96%
Hodgdon VARGET
<<locked>>
81%
49734
80%
**08
100%
Hodgdon TrailBoss
<<locked>>
81%
28268
45%
**54
100%
IMR 4064
<<locked>>
81%
49211
79%
**89
100%
IMR 4166 Enduron
<<locked>>
81%
48153
77%
**53
97%
IMR 4350
<<locked>>
81%
40785
65%
**41
95%
IMR 4451 Enduron
<<locked>>
81%
46456
74%
**46
97%
IMR 4831
<<locked>>
81%
36898
59%
**98
97%
[IMR 4955 Enduron]*
<<locked>>
85%
38029
61%
**79
90%
[IMR 7828 SSC]*
<<locked>>
87%
38798
62%
**84
90%
Lovex S065
<<locked>>
81%
44570
71%
**07
98%
Lovex S070
<<locked>>
81%
42960
69%
**94
97%
[Lovex S071]*
<<locked>>
81%
28355
45%
**62
91%
[Norma 204]*
<<locked>>
81%
40176
64%
**67
93%
[Norma MRP]*
<<locked>>
81%
32953
53%
**72
92%
Norma URP
<<locked>>
81%
41234
66%
**10
98%
[Ramshot Grand]*
<<locked>>
85%
38276
61%
**80
90%
Ramshot Hunter
<<locked>>
81%
39900
64%
**94
96%
[Ramshot Magnum]*
<<locked>>
84%
32866
53%
**23
90%
ReloadSwiss RS 14
<<locked>>
81%
28747
46%
**90
100%
ReloadSwiss RS 50
<<locked>>
81%
51619
83%
**41
99%
ReloadSwiss RS 60
<<locked>>
81%
47863
77%
**94
100%
ReloadSwiss RS 62
<<locked>>
81%
41727
67%
**40
98%
ReloadSwiss RS 70
<<locked>>
81%
40030
64%
**33
97%
[ReloadSwiss RS 76]*
<<locked>>
89%
32837
53%
**75
90%
Rottweil R 903
<<locked>>
81%
49327
79%
**05
100%
[Rottweil R 904]*
<<locked>>
81%
36898
59%
**56
90%
[Rottweil R 905]*
<<locked>>
81%
34577
55%
**59
91%
Rottweil R 907
<<locked>>
81%
45455
73%
**23
96%
SNPE Vectan SP 11
<<locked>>
81%
49400
79%
**54
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49588
80%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43903
70%
**48
97%
Shooters World Long Rifle
<<locked>>
81%
44570
71%
**07
98%
Somchem S355
<<locked>>
81%
49240
79%
**05
100%
[Somchem S361]*
<<locked>>
82%
39001
63%
**79
90%
Somchem S365
<<locked>>
81%
37840
61%
**74
100%
[Somchem S385]*
<<locked>>
81%
35708
57%
**56
93%
Vihtavuori N135
<<locked>>
81%
47906
77%
**13
100%
Vihtavuori N150
<<locked>>
81%
42482
68%
**44
100%
Vihtavuori N160
<<locked>>
81%
44454
71%
**36
99%
[Vihtavuori N165]*
<<locked>>
83%
31589
51%
**38
90%
Vihtavuori N550
<<locked>>
81%
45121
72%
**85
99%
Vihtavuori N555
<<locked>>
81%
33881
54%
**72
97%
[Vihtavuori N560]*
<<locked>>
88%
38856
62%
**03
90%
[Vihtavuori N565]*
<<locked>>
92%
37492
60%
**77
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41655
67%
**67
100%
Winchester 760
<<locked>>
81%
47079
75%
**31
97%
Winchester StaBALL HD
<<locked>>
81%
27543
44%
**77
96%

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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