top of page

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

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

.300 H & H Mag. + .308 | 180gr | Barnes X BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

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 H & H Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.694" | 17.6mm
Shank Seated Depth:
0.569" | 14.5mm
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_B635_C357
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 138 loads in caliber .300 H & H Mag. with .308 | 180gr | Barnes X BT bullet and 69 powders such as Alliant Reloder-26, Hodgdon Superperformance, 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>>
85%
55695
89%
**49
100%
ADI AR 2209
<<locked>>
97%
55999
90%
**41
98%
ADI AR 2213
<<locked>>
97%
51039
82%
**89
95%
Accurate 2700
<<locked>>
86%
55521
89%
**10
98%
Accurate 3100
<<locked>>
97%
50792
81%
**26
99%
Accurate 4350
<<locked>>
90%
55695
89%
**12
100%
[Accurate MAGPRO]*
<<locked>>
97%
49284
79%
**82
93%
Alliant Reloder- TS 15.5
<<locked>>
84%
55535
89%
**56
100%
Alliant Reloder-16
<<locked>>
92%
55564
89%
**58
100%
Alliant Reloder-17
<<locked>>
88%
55912
90%
**77
100%
Alliant Reloder-19
<<locked>>
97%
55492
89%
**35
98%
Alliant Reloder-22
<<locked>>
97%
50082
80%
**95
97%
Alliant Reloder-23
<<locked>>
97%
47703
76%
**43
100%
Alliant Reloder-25
<<locked>>
97%
41814
67%
**61
98%
Alliant Reloder-26 👍
<<locked>>
97%
53185
85%
**13
100%
Hodgdon H380
<<locked>>
84%
55579
89%
**76
100%
Hodgdon H414
<<locked>>
87%
55840
90%
**41
99%
Hodgdon H4350
<<locked>>
94%
55912
90%
**82
99%
[Hodgdon H4831]*
<<locked>>
97%
47224
76%
**67
93%
Hodgdon H4831 SC
<<locked>>
97%
53229
85%
**72
95%
Hodgdon Hybrid 100V
<<locked>>
94%
55854
90%
**85
100%
Hodgdon LVR
<<locked>>
89%
55782
89%
**15
100%
Hodgdon Superperformance 👍
<<locked>>
90%
56115
90%
**84
99%
Hodgdon VARGET
<<locked>>
86%
55898
90%
**49
100%
Hodgdon TrailBoss
<<locked>>
96%
34925
56%
**83
100%
IMR 4064
<<locked>>
86%
55956
90%
**46
100%
IMR 4166 Enduron
<<locked>>
86%
55288
89%
**30
99%
IMR 4350
<<locked>>
92%
55666
89%
**79
99%
IMR 4451 Enduron
<<locked>>
88%
55738
89%
**66
99%
IMR 4831
<<locked>>
96%
55898
90%
**08
100%
IMR 4955 Enduron
<<locked>>
97%
52678
84%
**30
95%
IMR 7828 SSC
<<locked>>
97%
52417
84%
**28
96%
Lovex S065
<<locked>>
89%
56014
90%
**62
100%
Lovex S070
<<locked>>
91%
55927
90%
**82
99%
Lovex S071
<<locked>>
97%
43279
69%
**92
98%
Norma 204
<<locked>>
92%
56086
90%
**22
98%
Norma MRP
<<locked>>
97%
52301
84%
**67
99%
Norma URP
<<locked>>
92%
56086
90%
**25
100%
Ramshot Hunter 👍
<<locked>>
92%
55956
90%
**48
100%
Ramshot Magnum
<<locked>>
97%
48675
78%
**46
97%
ReloadSwiss RS 14
<<locked>>
96%
35810
57%
**26
100%
ReloadSwiss RS 50
<<locked>>
84%
55970
90%
**69
99%
ReloadSwiss RS 60
<<locked>>
89%
55521
89%
**87
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
55651
89%
**44
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
55419
89%
**94
100%
ReloadSwiss RS 76
<<locked>>
97%
40770
65%
**74
96%
Rottweil R 903
<<locked>>
86%
55941
90%
**59
100%
Rottweil R 904
<<locked>>
95%
55970
90%
**85
97%
Rottweil R 905
<<locked>>
97%
54882
88%
**25
98%
Rottweil R 907
<<locked>>
88%
55593
89%
**59
99%
SNPE Vectan SP 11
<<locked>>
85%
55579
89%
**99
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
55593
89%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
55376
89%
**10
99%
Shooters World Long Rifle
<<locked>>
89%
56014
90%
**62
100%
Somchem S355
<<locked>>
86%
55637
89%
**56
100%
Somchem S361
<<locked>>
94%
55825
90%
**56
96%
Somchem S365
<<locked>>
94%
55651
89%
**38
100%
Somchem S385
<<locked>>
96%
55579
89%
**05
99%
Vihtavuori N135
<<locked>>
87%
55376
89%
**71
100%
Vihtavuori N150
<<locked>>
91%
56101
90%
**26
100%
Vihtavuori N160
<<locked>>
89%
55898
90%
**82
100%
Vihtavuori N165
<<locked>>
97%
46862
75%
**48
97%
Vihtavuori N550
<<locked>>
89%
55593
89%
**18
100%
Vihtavuori N555
<<locked>>
97%
53708
86%
**25
100%
Vihtavuori N560
<<locked>>
97%
49864
80%
**99
95%
[Vihtavuori N565]*
<<locked>>
97%
43134
69%
**67
93%
Winchester 6.5 StaBALL
<<locked>>
91%
55912
90%
**66
100%
Winchester 760
<<locked>>
87%
55840
90%
**41
99%
Winchester StaBALL HD
<<locked>>
97%
41481
67%
**99
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49168
79%
**48
100%
[ADI AR 2209]*
<<locked>>
81%
35128
56%
**25
91%
[ADI AR 2213]*
<<locked>>
87%
37637
60%
**10
90%
Accurate 2700
<<locked>>
81%
48037
77%
**85
97%
[Accurate 3100]*
<<locked>>
81%
31778
51%
**36
94%
Accurate 4350
<<locked>>
81%
41814
67%
**82
99%
[Accurate MAGPRO]*
<<locked>>
92%
41974
67%
**38
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50430
81%
**80
100%
Alliant Reloder-16
<<locked>>
81%
39639
64%
**72
99%
Alliant Reloder-17
<<locked>>
81%
44512
71%
**90
100%
[Alliant Reloder-19]*
<<locked>>
81%
34940
56%
**31
91%
[Alliant Reloder-22]*
<<locked>>
82%
32518
52%
**02
90%
Alliant Reloder-23
<<locked>>
81%
30037
48%
**56
97%
[Alliant Reloder-25]*
<<locked>>
81%
27093
43%
**51
90%
Alliant Reloder-26
<<locked>>
81%
31995
51%
**61
95%
Hodgdon H380
<<locked>>
81%
51155
82%
**03
100%
Hodgdon H414
<<locked>>
81%
46093
74%
**67
97%
[Hodgdon H4350]*
<<locked>>
81%
38493
62%
**64
94%
[Hodgdon H4831]*
<<locked>>
90%
38363
62%
**84
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
38363
62%
**84
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37362
60%
**67
99%
Hodgdon LVR
<<locked>>
81%
43627
70%
**15
99%
Hodgdon Superperformance
<<locked>>
81%
41568
67%
**12
96%
Hodgdon VARGET
<<locked>>
81%
48979
79%
**48
100%
Hodgdon TrailBoss
<<locked>>
92%
33040
53%
**47
100%
IMR 4064
<<locked>>
81%
48631
78%
**31
100%
IMR 4166 Enduron
<<locked>>
81%
47877
77%
**05
98%
IMR 4350
<<locked>>
81%
40190
64%
**97
95%
IMR 4451 Enduron
<<locked>>
81%
46122
74%
**92
97%
IMR 4831
<<locked>>
81%
36419
58%
**48
98%
[IMR 4955 Enduron]*
<<locked>>
85%
37188
60%
**21
90%
[IMR 7828 SSC]*
<<locked>>
86%
37623
60%
**13
90%
Lovex S065
<<locked>>
81%
44063
71%
**56
98%
Lovex S070
<<locked>>
81%
42235
68%
**36
97%
[Lovex S071]*
<<locked>>
81%
27949
45%
**28
92%
[Norma 204]*
<<locked>>
81%
39639
64%
**20
93%
[Norma MRP]*
<<locked>>
81%
32140
52%
**25
92%
Norma URP
<<locked>>
81%
40654
65%
**56
98%
Ramshot Hunter
<<locked>>
81%
39146
63%
**43
96%
[Ramshot Magnum]*
<<locked>>
84%
31792
51%
**69
90%
ReloadSwiss RS 14
<<locked>>
88%
32039
51%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
50952
82%
**87
99%
ReloadSwiss RS 60
<<locked>>
81%
43091
69%
**80
100%
ReloadSwiss RS 62
<<locked>>
81%
40756
65%
**85
98%
ReloadSwiss RS 70
<<locked>>
81%
39320
63%
**82
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
32430
52%
**34
90%
Rottweil R 903
<<locked>>
81%
48472
78%
**48
100%
[Rottweil R 904]*
<<locked>>
81%
36390
58%
**11
91%
[Rottweil R 905]*
<<locked>>
81%
34171
55%
**15
91%
Rottweil R 907
<<locked>>
81%
44976
72%
**66
96%
SNPE Vectan SP 11
<<locked>>
81%
48733
78%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49052
79%
**46
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43337
69%
**07
97%
Shooters World Long Rifle
<<locked>>
81%
44063
71%
**56
98%
Somchem S355
<<locked>>
81%
48646
78%
**48
100%
[Somchem S361]*
<<locked>>
82%
38087
61%
**25
90%
Somchem S365
<<locked>>
81%
37362
60%
**23
100%
[Somchem S385]*
<<locked>>
81%
35215
56%
**15
93%
Vihtavuori N135
<<locked>>
81%
47427
76%
**49
100%
Vihtavuori N150
<<locked>>
81%
41930
67%
**97
100%
Vihtavuori N160
<<locked>>
81%
43468
70%
**82
99%
[Vihtavuori N165]*
<<locked>>
82%
30603
49%
**87
90%
Vihtavuori N550
<<locked>>
81%
44106
71%
**21
99%
Vihtavuori N555
<<locked>>
81%
33373
54%
**31
97%
[Vihtavuori N560]*
<<locked>>
88%
38058
61%
**52
90%
[Vihtavuori N565]*
<<locked>>
91%
36477
58%
**16
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41118
66%
**23
100%
Winchester 760
<<locked>>
81%
46093
74%
**67
97%
Winchester StaBALL HD
<<locked>>
81%
27180
44%
**39
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

bottom of page