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Load data for .300 H & H Mag. + .308 | 165gr | Barnes X BT

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

.300 H & H Mag. + .308 | 165gr | Barnes X BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Barnes X BT
Manufacturer SKU:
30827
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.300" | 33.0mm
Caliber:
.300 H & H Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.604" | 15.3mm
Shank Seated Depth:
0.479" | 12.2mm
Case Capacity:
85.9 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B616_C357
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 156 loads in caliber .300 H & H Mag. with .308 | 165gr | Barnes X BT bullet and 78 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%
55840
90%
**71
100%
ADI AR 2209
<<locked>>
97%
53838
86%
**30
96%
[ADI AR 2213]*
<<locked>>
97%
48950
78%
**48
93%
Accurate 2700
<<locked>>
87%
55680
89%
**25
98%
Accurate 3100
<<locked>>
97%
48428
78%
**99
98%
Accurate 4064
<<locked>>
84%
56043
90%
**44
100%
Accurate 4350
<<locked>>
92%
55492
89%
**33
100%
Alliant Reloder- TS 15.5
<<locked>>
86%
55811
89%
**87
100%
Alliant Reloder-15
<<locked>>
84%
55927
90%
**04
100%
Alliant Reloder-16 👍
<<locked>>
94%
56086
90%
**95
100%
Alliant Reloder-17
<<locked>>
89%
55347
89%
**89
100%
Alliant Reloder-19
<<locked>>
97%
53243
85%
**10
96%
Alliant Reloder-22
<<locked>>
97%
47790
77%
**58
95%
Alliant Reloder-23
<<locked>>
97%
45440
73%
**18
100%
Alliant Reloder-25
<<locked>>
97%
40118
64%
**20
96%
Alliant Reloder-26
<<locked>>
97%
50720
81%
**95
100%
Hodgdon CFE223
<<locked>>
84%
56014
90%
**40
100%
Hodgdon H380
<<locked>>
85%
55593
89%
**90
100%
Hodgdon H414
<<locked>>
88%
55405
89%
**49
98%
Hodgdon H4350
<<locked>>
95%
55434
89%
**90
98%
[Hodgdon H4831]*
<<locked>>
97%
45092
72%
**30
91%
[Hodgdon H4831 SC]*
<<locked>>
97%
51024
82%
**48
93%
Hodgdon Hybrid 100V
<<locked>>
96%
55709
89%
**10
100%
Hodgdon LVR
<<locked>>
91%
56057
90%
**43
100%
Hodgdon Superperformance
<<locked>>
91%
55593
89%
**89
98%
Hodgdon VARGET
<<locked>>
87%
56014
90%
**81
100%
Hodgdon TrailBoss
<<locked>>
97%
35259
57%
**75
100%
IMR 4064
<<locked>>
87%
56057
90%
**71
100%
IMR 4166 Enduron
<<locked>>
88%
55535
89%
**48
98%
IMR 4350
<<locked>>
94%
55753
89%
**00
98%
IMR 4451 Enduron
<<locked>>
89%
56115
90%
**84
98%
IMR 4831
<<locked>>
97%
54926
88%
**17
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50154
80%
**92
94%
[IMR 7828 SSC]*
<<locked>>
97%
49676
80%
**81
94%
Lovex S062
<<locked>>
84%
55767
89%
**51
100%
Lovex S065
<<locked>>
91%
55666
89%
**71
99%
Lovex S070
<<locked>>
92%
55593
89%
**97
99%
Lovex S071
<<locked>>
97%
40930
66%
**51
96%
Norma 203B
<<locked>>
84%
55898
90%
**04
100%
Norma 204
<<locked>>
93%
55753
89%
**33
97%
Norma MRP
<<locked>>
97%
50299
81%
**46
97%
Norma URP 👍
<<locked>>
93%
56014
90%
**49
100%
Ramshot Big Game
<<locked>>
84%
55999
90%
**27
100%
Ramshot Hunter 👍
<<locked>>
94%
55999
90%
**63
99%
Ramshot Magnum
<<locked>>
97%
46325
74%
**08
95%
ReloadSwiss RS 14
<<locked>>
96%
35781
57%
**11
100%
ReloadSwiss RS 50
<<locked>>
85%
55767
89%
**77
99%
ReloadSwiss RS 52
<<locked>>
84%
55637
89%
**17
100%
ReloadSwiss RS 60
<<locked>>
90%
56043
90%
**18
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
55999
90%
**66
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
55622
89%
**05
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
38609
62%
**03
93%
Rottweil R 903
<<locked>>
87%
56086
90%
**90
100%
Rottweil R 904
<<locked>>
97%
55927
90%
**97
96%
Rottweil R 905
<<locked>>
97%
52257
84%
**97
96%
Rottweil R 907
<<locked>>
90%
55593
89%
**71
98%
SNPE Vectan SP 11
<<locked>>
87%
55738
89%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
56072
90%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
55854
90%
**31
98%
Shooters World Long Rifle
<<locked>>
91%
55666
89%
**71
99%
Shooters World Precision
<<locked>>
84%
55767
89%
**51
100%
Somchem S355
<<locked>>
87%
56014
90%
**81
100%
Somchem S361
<<locked>>
96%
55956
90%
**67
95%
Somchem S365
<<locked>>
95%
55129
88%
**63
100%
Somchem S385
<<locked>>
97%
53751
86%
**94
98%
Vihtavuori N133
<<locked>>
83%
56101
90%
**53
100%
Vihtavuori N135
<<locked>>
88%
55811
89%
**99
100%
Vihtavuori N140
<<locked>>
83%
55637
89%
**05
100%
Vihtavuori N150
<<locked>>
92%
55361
89%
**41
100%
Vihtavuori N160
<<locked>>
91%
56086
90%
**07
100%
Vihtavuori N165
<<locked>>
97%
44904
72%
**20
95%
Vihtavuori N540
<<locked>>
84%
55970
90%
**41
100%
Vihtavuori N550
<<locked>>
90%
55158
88%
**30
100%
Vihtavuori N555
<<locked>>
97%
50053
80%
**90
100%
[Vihtavuori N560]*
<<locked>>
97%
47732
77%
**67
93%
Winchester 6.5 StaBALL
<<locked>>
92%
55753
89%
**81
100%
Winchester 760
<<locked>>
88%
55405
89%
**49
98%
Winchester StaBALL HD
<<locked>>
97%
40872
66%
**51
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47413
76%
**36
99%
[ADI AR 2209]*
<<locked>>
83%
35578
57%
**39
90%
[ADI AR 2213]*
<<locked>>
91%
41017
66%
**87
90%
Accurate 2700
<<locked>>
81%
46543
75%
**61
96%
[Accurate 3100]*
<<locked>>
81%
30037
48%
**85
92%
Accurate 4064
<<locked>>
81%
52127
84%
**85
100%
Accurate 4350
<<locked>>
81%
39653
64%
**44
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
48370
78%
**69
100%
Alliant Reloder-15
<<locked>>
81%
51503
83%
**38
100%
Alliant Reloder-16
<<locked>>
81%
37637
60%
**25
97%
Alliant Reloder-17
<<locked>>
81%
42743
69%
**66
100%
[Alliant Reloder-19]*
<<locked>>
82%
34809
56%
**26
90%
[Alliant Reloder-22]*
<<locked>>
86%
34896
56%
**69
90%
Alliant Reloder-23
<<locked>>
81%
28877
46%
**05
95%
[Alliant Reloder-25]*
<<locked>>
86%
29254
47%
**15
90%
[Alliant Reloder-26]*
<<locked>>
81%
30603
49%
**10
93%
Hodgdon CFE223
<<locked>>
81%
50299
81%
**51
99%
Hodgdon H380
<<locked>>
81%
49313
79%
**92
99%
Hodgdon H414
<<locked>>
81%
44237
71%
**46
96%
[Hodgdon H4350]*
<<locked>>
81%
36927
59%
**23
93%
[Hodgdon H4831]*
<<locked>>
94%
41858
67%
**61
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
41858
67%
**61
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35534
57%
**36
98%
Hodgdon LVR
<<locked>>
81%
41597
67%
**84
97%
[Hodgdon Superperformance]*
<<locked>>
81%
39726
64%
**71
94%
Hodgdon VARGET
<<locked>>
81%
47239
76%
**26
99%
Hodgdon TrailBoss
<<locked>>
84%
29225
47%
**47
100%
IMR 4064
<<locked>>
81%
46992
75%
**13
99%
IMR 4166 Enduron
<<locked>>
81%
46311
74%
**80
97%
[IMR 4350]*
<<locked>>
81%
38479
62%
**62
93%
IMR 4451 Enduron
<<locked>>
81%
44396
71%
**67
96%
IMR 4831
<<locked>>
81%
34824
56%
**20
96%
[IMR 4955 Enduron]*
<<locked>>
89%
40277
65%
**92
90%
[IMR 7828 SSC]*
<<locked>>
90%
40611
65%
**84
90%
Lovex S062
<<locked>>
81%
50676
81%
**79
100%
Lovex S065
<<locked>>
81%
42380
68%
**35
97%
Lovex S070
<<locked>>
81%
40669
65%
**08
95%
[Lovex S071]*
<<locked>>
82%
27441
44%
**13
90%
Norma 203B
<<locked>>
81%
50836
82%
**25
100%
[Norma 204]*
<<locked>>
81%
38087
61%
**89
91%
[Norma MRP]*
<<locked>>
82%
32242
52%
**20
90%
Norma URP
<<locked>>
81%
38740
62%
**25
97%
Ramshot Big Game
<<locked>>
81%
50807
81%
**41
100%
Ramshot Hunter
<<locked>>
81%
37710
60%
**08
95%
[Ramshot Magnum]*
<<locked>>
88%
34867
56%
**39
90%
ReloadSwiss RS 14
<<locked>>
81%
28558
46%
**57
100%
ReloadSwiss RS 50
<<locked>>
81%
48921
78%
**62
98%
ReloadSwiss RS 52
<<locked>>
81%
50444
81%
**38
100%
ReloadSwiss RS 60
<<locked>>
81%
41423
66%
**62
100%
ReloadSwiss RS 62
<<locked>>
81%
38783
62%
**48
97%
ReloadSwiss RS 70
<<locked>>
81%
37797
61%
**48
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
34563
55%
**89
90%
Rottweil R 903
<<locked>>
81%
46354
74%
**30
100%
[Rottweil R 904]*
<<locked>>
84%
38319
61%
**62
90%
[Rottweil R 905]*
<<locked>>
83%
34316
55%
**20
90%
Rottweil R 907
<<locked>>
81%
43294
69%
**41
95%
SNPE Vectan SP 11
<<locked>>
81%
46775
75%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47079
75%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41655
67%
**75
95%
Shooters World Long Rifle
<<locked>>
81%
42380
68%
**35
97%
Shooters World Precision
<<locked>>
81%
50676
81%
**79
100%
Somchem S355
<<locked>>
81%
46731
75%
**26
100%
[Somchem S361]*
<<locked>>
86%
40872
66%
**89
90%
Somchem S365
<<locked>>
81%
35447
57%
**95
99%
[Somchem S385]*
<<locked>>
81%
33446
54%
**67
91%
Vihtavuori N133
<<locked>>
81%
52344
84%
**00
100%
Vihtavuori N135
<<locked>>
81%
45455
73%
**38
100%
Vihtavuori N140
<<locked>>
81%
51895
83%
**53
100%
Vihtavuori N150
<<locked>>
81%
39987
64%
**75
100%
Vihtavuori N160
<<locked>>
81%
41524
67%
**54
98%
[Vihtavuori N165]*
<<locked>>
86%
33228
53%
**54
90%
Vihtavuori N540
<<locked>>
81%
51648
83%
**82
100%
Vihtavuori N550
<<locked>>
81%
42569
68%
**07
98%
Vihtavuori N555
<<locked>>
81%
31589
51%
**90
95%
[Vihtavuori N560]*
<<locked>>
92%
40872
66%
**20
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39015
63%
**92
99%
Winchester 760
<<locked>>
81%
44237
71%
**46
96%
[Winchester StaBALL HD]*
<<locked>>
81%
26107
42%
**82
93%

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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