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Load data for .300 H & H Mag. + .308 | 150gr Hornady CX

Recommended Powder(s): Alliant Reloder-17, Hodgdon H380, ReloadSwiss RS 60, SNPE Vectan SP 11, Somchem S355

.300 H & H Mag. + .308 | 150gr Hornady CX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr Hornady CX
Manufacturer SKU:
303704
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.330" | 33.8mm
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:
0.634" | 16.1mm
Shank Seated Depth:
0.494" | 12.5mm
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_B1371_C357
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 180 loads in caliber .300 H & H Mag. with .308 | 150gr Hornady CX bullet and 90 powders such as Alliant Reloder-17, Hodgdon H380, ReloadSwiss RS 60, SNPE Vectan SP 11, Somchem S355. 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 2206H
<<locked>>
86%
55695
89%
**35
100%
ADI AR 2208
<<locked>>
91%
55941
90%
**15
100%
[ADI AR 2209]*
<<locked>>
97%
46238
74%
**04
93%
Accurate 2200
<<locked>>
84%
55622
89%
**02
99%
Accurate 2495
<<locked>>
84%
55999
90%
**89
100%
Accurate 2520
<<locked>>
84%
55303
89%
**99
100%
Accurate 2700
<<locked>>
92%
55970
90%
**59
97%
[Accurate 3100]*
<<locked>>
97%
38769
62%
**43
94%
Accurate 4064
<<locked>>
90%
56101
90%
**12
100%
Accurate 4350
<<locked>>
97%
54346
87%
**68
99%
Alliant AR-Comp
<<locked>>
84%
55898
90%
**66
100%
Alliant Reloder- TS 15.5
<<locked>>
91%
56115
90%
**48
100%
Alliant Reloder-15
<<locked>>
89%
55985
90%
**58
100%
Alliant Reloder-16
<<locked>>
97%
51706
83%
**54
99%
Alliant Reloder-17 👍
<<locked>>
94%
55622
89%
**46
100%
[Alliant Reloder-19]*
<<locked>>
97%
45382
73%
**97
93%
Alliant Reloder-23
<<locked>>
97%
37231
60%
**72
97%
Alliant Reloder-26
<<locked>>
97%
40973
66%
**17
96%
Baschieri & Pellagri 107
<<locked>>
86%
55709
89%
**45
99%
Hodgdon BL-C2
<<locked>>
84%
55506
89%
**45
100%
Hodgdon Benchmark
<<locked>>
83%
55666
89%
**59
100%
Hodgdon CFE223
<<locked>>
89%
55593
89%
**77
99%
Hodgdon H380 👍
<<locked>>
90%
56057
90%
**48
99%
Hodgdon H414
<<locked>>
93%
55579
89%
**94
98%
Hodgdon H4350
<<locked>>
97%
50140
80%
**27
95%
Hodgdon Hybrid 100V
<<locked>>
97%
48298
77%
**40
100%
Hodgdon LVR
<<locked>>
96%
55434
89%
**74
99%
Hodgdon Superperformance
<<locked>>
96%
55579
89%
**14
97%
Hodgdon VARGET
<<locked>>
91%
55738
89%
**15
100%
Hodgdon TrailBoss
<<locked>>
97%
34229
55%
**44
100%
IMR 3031
<<locked>>
88%
55898
90%
**25
100%
IMR 4064
<<locked>>
92%
55506
89%
**05
100%
IMR 4166 Enduron
<<locked>>
92%
55724
89%
**89
97%
IMR 4350
<<locked>>
97%
53345
86%
**89
96%
IMR 4451 Enduron
<<locked>>
94%
56014
90%
**15
97%
IMR 4831
<<locked>>
97%
45818
73%
**00
98%
IMR 4895
<<locked>>
88%
55666
89%
**64
100%
IMR 8208 XBR
<<locked>>
84%
55796
89%
**02
100%
Lovex D073.6
<<locked>>
85%
55303
89%
**99
100%
Lovex S060
<<locked>>
86%
55869
90%
**72
100%
Lovex S062
<<locked>>
89%
55724
89%
**05
100%
Lovex S065
<<locked>>
96%
55753
89%
**09
98%
Lovex S070
<<locked>>
97%
54650
88%
**12
97%
Norma 201
<<locked>>
87%
56028
90%
**99
100%
Norma 202
<<locked>>
86%
55985
90%
**95
100%
Norma 203B
<<locked>>
89%
55796
89%
**48
100%
Norma 204
<<locked>>
97%
53505
86%
**28
95%
[Norma MRP]*
<<locked>>
97%
41495
67%
**84
93%
Norma URP
<<locked>>
97%
52707
85%
**41
99%
Ramshot Big Game
<<locked>>
89%
55695
89%
**61
100%
Ramshot Hunter
<<locked>>
97%
51503
83%
**35
98%
Ramshot TAC
<<locked>>
84%
55506
89%
**02
99%
Ramshot Wild Boar
<<locked>>
84%
55782
89%
**31
100%
ReloadSwiss RS 14
<<locked>>
96%
34171
55%
**80
100%
ReloadSwiss RS 50
<<locked>>
90%
56028
90%
**18
98%
ReloadSwiss RS 52
<<locked>>
89%
55767
89%
**74
100%
ReloadSwiss RS 60 👍
<<locked>>
95%
55448
89%
**66
100%
ReloadSwiss RS 62
<<locked>>
97%
53969
87%
**84
99%
ReloadSwiss RS 70
<<locked>>
97%
52953
85%
**97
99%
Rottweil R 901
<<locked>>
84%
55927
90%
**66
100%
Rottweil R 902
<<locked>>
88%
55666
89%
**89
100%
Rottweil R 903
<<locked>>
92%
55593
89%
**31
100%
[Rottweil R 904]*
<<locked>>
97%
47369
76%
**77
92%
[Rottweil R 905]*
<<locked>>
97%
43961
70%
**71
93%
Rottweil R 907
<<locked>>
95%
56086
90%
**12
97%
SNPE Vectan SP 11 👍
<<locked>>
92%
56086
90%
**81
100%
SNPE Vectan SP 7
<<locked>>
85%
55579
89%
**12
99%
SNPE Vectan SP 9
<<locked>>
87%
55927
90%
**28
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
55216
89%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
55811
89%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
55245
89%
**53
97%
Shooters World Long Rifle
<<locked>>
96%
55753
89%
**09
98%
Shooters World Match Rifle
<<locked>>
85%
55303
89%
**99
100%
Shooters World Precision
<<locked>>
89%
55724
89%
**05
100%
Somchem S335
<<locked>>
86%
56086
90%
**23
100%
Somchem S341
<<locked>>
85%
55883
90%
**12
100%
Somchem S355 👍
<<locked>>
93%
55869
90%
**35
100%
Somchem S365
<<locked>>
97%
48066
77%
**95
100%
[Somchem S385]*
<<locked>>
97%
44730
72%
**58
94%
Vihtavuori N133
<<locked>>
88%
55912
90%
**07
100%
Vihtavuori N135
<<locked>>
94%
55840
90%
**59
100%
Vihtavuori N140
<<locked>>
88%
55550
89%
**59
100%
Vihtavuori N150
<<locked>>
97%
54070
87%
**63
100%
Vihtavuori N160
<<locked>>
96%
56057
90%
**51
99%
Vihtavuori N540
<<locked>>
88%
55970
90%
**92
100%
Vihtavuori N550
<<locked>>
95%
55405
89%
**77
99%
Vihtavuori N555
<<locked>>
97%
40625
65%
**58
97%
Winchester 6.5 StaBALL
<<locked>>
97%
56057
90%
**25
100%
Winchester 760
<<locked>>
93%
55579
89%
**94
98%
Winchester StaBALL HD
<<locked>>
97%
33040
53%
**46
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
48211
77%
**04
99%
ADI AR 2208
<<locked>>
81%
40930
66%
**33
97%
[ADI AR 2209]*
<<locked>>
92%
39900
64%
**62
90%
Accurate 2200
<<locked>>
81%
50212
81%
**07
99%
Accurate 2495
<<locked>>
81%
50154
80%
**00
100%
Accurate 2520
<<locked>>
81%
50691
81%
**33
100%
[Accurate 2700]*
<<locked>>
81%
39204
63%
**44
92%
[Accurate 3100]*
<<locked>>
90%
30821
49%
**46
90%
Accurate 4064
<<locked>>
81%
42293
68%
**82
100%
[Accurate 4350]*
<<locked>>
81%
31270
50%
**82
93%
Alliant AR-Comp
<<locked>>
81%
51169
82%
**97
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
40814
65%
**62
99%
Alliant Reloder-15
<<locked>>
81%
43801
70%
**35
98%
[Alliant Reloder-16]*
<<locked>>
81%
31604
51%
**92
93%
Alliant Reloder-17
<<locked>>
81%
35273
57%
**20
97%
[Alliant Reloder-19]*
<<locked>>
92%
38812
62%
**43
90%
[Alliant Reloder-23]*
<<locked>>
84%
24918
40%
**88
90%
[Alliant Reloder-26]*
<<locked>>
88%
30168
48%
**08
90%
Baschieri & Pellagri 107
<<locked>>
81%
47587
76%
**07
98%
Hodgdon BL-C2
<<locked>>
81%
50140
80%
**56
100%
Hodgdon Benchmark
<<locked>>
81%
51909
83%
**97
100%
Hodgdon CFE223
<<locked>>
81%
42119
68%
**31
97%
Hodgdon H380
<<locked>>
81%
41307
66%
**69
96%
[Hodgdon H414]*
<<locked>>
81%
36419
58%
**03
92%
[Hodgdon H4350]*
<<locked>>
86%
35520
57%
**21
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
28935
46%
**90
94%
[Hodgdon LVR]*
<<locked>>
81%
34447
55%
**48
93%
[Hodgdon Superperformance]*
<<locked>>
84%
36071
58%
**07
90%
Hodgdon VARGET
<<locked>>
81%
40611
65%
**30
97%
Hodgdon TrailBoss
<<locked>>
81%
26963
43%
**83
100%
IMR 3031
<<locked>>
81%
44222
71%
**31
100%
IMR 4064
<<locked>>
81%
40161
64%
**13
97%
[IMR 4166 Enduron]*
<<locked>>
81%
39624
64%
**71
93%
[IMR 4350]*
<<locked>>
83%
34766
56%
**98
90%
[IMR 4451 Enduron]*
<<locked>>
81%
37855
61%
**54
92%
[IMR 4831]*
<<locked>>
81%
27456
44%
**44
91%
IMR 4895
<<locked>>
81%
44802
72%
**61
99%
IMR 8208 XBR
<<locked>>
81%
50328
81%
**13
100%
Lovex D073.6
<<locked>>
81%
47906
77%
**87
100%
Lovex S060
<<locked>>
81%
47964
77%
**38
99%
Lovex S062
<<locked>>
81%
43033
69%
**82
99%
[Lovex S065]*
<<locked>>
81%
35462
57%
**08
93%
[Lovex S070]*
<<locked>>
81%
33518
54%
**72
91%
Norma 201
<<locked>>
81%
47239
76%
**54
100%
Norma 202
<<locked>>
81%
47601
76%
**61
100%
Norma 203B
<<locked>>
81%
43178
69%
**22
98%
[Norma 204]*
<<locked>>
87%
39102
63%
**40
90%
[Norma MRP]*
<<locked>>
92%
35433
57%
**33
90%
[Norma URP]*
<<locked>>
81%
31734
51%
**85
93%
Ramshot Big Game
<<locked>>
81%
42801
69%
**35
98%
[Ramshot Hunter]*
<<locked>>
82%
31836
51%
**79
90%
Ramshot TAC
<<locked>>
81%
50459
81%
**20
98%
Ramshot Wild Boar
<<locked>>
81%
49966
80%
**33
99%
ReloadSwiss RS 14
<<locked>>
81%
27615
44%
**29
100%
ReloadSwiss RS 50
<<locked>>
81%
41640
67%
**46
95%
ReloadSwiss RS 52
<<locked>>
81%
42047
67%
**28
99%
ReloadSwiss RS 60
<<locked>>
81%
34287
55%
**10
97%
[ReloadSwiss RS 62]*
<<locked>>
81%
30980
50%
**89
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
31154
50%
**82
91%
Rottweil R 901
<<locked>>
81%
51430
82%
**04
100%
Rottweil R 902
<<locked>>
81%
44904
72%
**02
100%
Rottweil R 903
<<locked>>
81%
38130
61%
**07
98%
[Rottweil R 904]*
<<locked>>
93%
42801
69%
**89
90%
[Rottweil R 905]*
<<locked>>
92%
37927
61%
**33
90%
[Rottweil R 907]*
<<locked>>
81%
36506
59%
**18
91%
SNPE Vectan SP 11
<<locked>>
81%
39001
63%
**53
97%
SNPE Vectan SP 7
<<locked>>
81%
48878
78%
**94
98%
SNPE Vectan SP 9
<<locked>>
81%
46456
74%
**67
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
48428
78%
**02
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40437
65%
**54
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34374
55%
**43
91%
[Shooters World Long Rifle]*
<<locked>>
81%
35462
57%
**08
93%
Shooters World Match Rifle
<<locked>>
81%
47906
77%
**87
100%
Shooters World Precision
<<locked>>
81%
43033
69%
**82
99%
Somchem S335
<<locked>>
81%
48167
77%
**02
100%
Somchem S341
<<locked>>
81%
48399
78%
**81
99%
Somchem S355
<<locked>>
81%
38986
63%
**13
98%
Somchem S365
<<locked>>
81%
28456
46%
**30
95%
[Somchem S385]*
<<locked>>
90%
35404
57%
**54
90%
Vihtavuori N133
<<locked>>
81%
45527
73%
**40
100%
Vihtavuori N135
<<locked>>
81%
37826
61%
**54
100%
Vihtavuori N140
<<locked>>
81%
44672
72%
**82
100%
Vihtavuori N150
<<locked>>
81%
33054
53%
**56
98%
[Vihtavuori N160]*
<<locked>>
81%
34185
55%
**15
94%
Vihtavuori N540
<<locked>>
81%
43961
70%
**95
100%
[Vihtavuori N550]*
<<locked>>
81%
34751
56%
**64
94%
[Vihtavuori N555]*
<<locked>>
83%
25788
41%
**44
90%
Winchester 6.5 StaBALL
<<locked>>
81%
32721
52%
**62
96%
[Winchester 760]*
<<locked>>
81%
36419
58%
**03
92%
[Winchester StaBALL HD]*
<<locked>>
89%
26034
42%
**80
90%

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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