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Load data for .300 H & H Mag. + .308 | 180gr Hornady CX

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

.300 H & H Mag. + .308 | 180gr Hornady CX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr Hornady CX
Manufacturer SKU:
301934
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.510" | 38.4mm
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:
0.814" | 20.7mm
Shank Seated Depth:
0.674" | 17.1mm
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_B1373_C357
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:9

Load data for 166 loads in caliber .300 H & H Mag. with .308 | 180gr Hornady CX bullet and 83 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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>>
88%
55593
89%
**56
100%
ADI AR 2209
<<locked>>
97%
50328
81%
**56
96%
[ADI AR 2213]*
<<locked>>
97%
45411
73%
**84
93%
Accurate 2700
<<locked>>
89%
55796
89%
**13
98%
Accurate 3100
<<locked>>
97%
44150
71%
**25
98%
Accurate 4064
<<locked>>
86%
55405
89%
**36
100%
Accurate 4350
<<locked>>
94%
55405
89%
**28
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
55390
89%
**72
100%
Alliant Reloder-15
<<locked>>
86%
55521
89%
**85
100%
Alliant Reloder-16 👍
<<locked>>
96%
55767
89%
**77
100%
Alliant Reloder-17
<<locked>>
91%
55811
89%
**87
100%
Alliant Reloder-19
<<locked>>
97%
50038
80%
**59
96%
Alliant Reloder-22
<<locked>>
97%
43932
70%
**94
95%
Alliant Reloder-23
<<locked>>
97%
41742
67%
**54
100%
Alliant Reloder-25
<<locked>>
97%
36230
58%
**43
96%
Alliant Reloder-26
<<locked>>
97%
46499
75%
**15
99%
Baschieri & Pellagri 107
<<locked>>
83%
55854
90%
**92
100%
Hodgdon CFE223
<<locked>>
86%
55782
89%
**28
100%
Hodgdon H380
<<locked>>
87%
55434
89%
**85
100%
Hodgdon H414 👍
<<locked>>
90%
55796
89%
**48
99%
Hodgdon H4350
<<locked>>
97%
55288
89%
**79
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
47776
77%
**84
93%
Hodgdon Hybrid 100V
<<locked>>
97%
53534
86%
**69
100%
Hodgdon LVR
<<locked>>
93%
55941
90%
**25
100%
Hodgdon Superperformance
<<locked>>
93%
55709
89%
**74
99%
Hodgdon VARGET
<<locked>>
88%
55317
89%
**56
100%
Hodgdon TrailBoss
<<locked>>
97%
34650
56%
**77
100%
IMR 3031
<<locked>>
85%
55738
89%
**46
100%
IMR 4064
<<locked>>
89%
55651
89%
**53
100%
IMR 4166 Enduron
<<locked>>
89%
55666
89%
**43
99%
IMR 4350
<<locked>>
95%
55201
89%
**76
98%
IMR 4451 Enduron
<<locked>>
91%
55405
89%
**59
99%
IMR 4831
<<locked>>
97%
50850
82%
**46
100%
IMR 4895
<<locked>>
85%
56101
90%
**02
100%
[IMR 4955 Enduron]*
<<locked>>
97%
46891
75%
**35
93%
[IMR 7828 SSC]*
<<locked>>
97%
46035
74%
**17
93%
Lovex S060
<<locked>>
83%
55724
89%
**10
100%
Lovex S062
<<locked>>
86%
55492
89%
**43
100%
Lovex S065
<<locked>>
93%
56072
90%
**72
100%
Lovex S070
<<locked>>
94%
55782
89%
**92
99%
Lovex S071
<<locked>>
97%
36448
58%
**74
95%
Norma 201
<<locked>>
83%
55448
89%
**30
100%
Norma 203B
<<locked>>
86%
55564
89%
**89
100%
Norma 204
<<locked>>
95%
55796
89%
**31
97%
Norma MRP
<<locked>>
97%
46137
74%
**62
97%
Norma URP
<<locked>>
95%
55898
90%
**35
100%
Ramshot Big Game
<<locked>>
86%
56086
90%
**12
100%
Ramshot Hunter
<<locked>>
96%
55956
90%
**58
99%
Ramshot Magnum
<<locked>>
97%
41930
67%
**31
95%
ReloadSwiss RS 14
<<locked>>
96%
34969
56%
**09
100%
ReloadSwiss RS 50
<<locked>>
87%
56014
90%
**76
99%
ReloadSwiss RS 52
<<locked>>
86%
56101
90%
**12
100%
ReloadSwiss RS 60
<<locked>>
92%
55666
89%
**00
100%
ReloadSwiss RS 62 👍
<<locked>>
95%
55738
89%
**54
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
55999
90%
**04
100%
Rottweil R 902
<<locked>>
85%
56072
90%
**33
100%
Rottweil R 903
<<locked>>
89%
55521
89%
**69
100%
Rottweil R 904
<<locked>>
97%
52272
84%
**36
96%
Rottweil R 905
<<locked>>
97%
48689
78%
**36
96%
Rottweil R 907
<<locked>>
92%
55463
89%
**59
98%
SNPE Vectan SP 11
<<locked>>
89%
55680
89%
**08
100%
SNPE Vectan SP 9
<<locked>>
84%
55564
89%
**62
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
55796
89%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
55535
89%
**17
99%
Shooters World Long Rifle
<<locked>>
93%
56072
90%
**72
100%
Shooters World Precision
<<locked>>
86%
55492
89%
**43
100%
Somchem S355
<<locked>>
89%
55230
89%
**62
100%
Somchem S361
<<locked>>
97%
53635
86%
**23
95%
Somchem S365
<<locked>>
97%
53345
86%
**25
100%
Somchem S385
<<locked>>
97%
49690
80%
**23
97%
Vihtavuori N133
<<locked>>
85%
55898
90%
**41
100%
Vihtavuori N135
<<locked>>
91%
56072
90%
**90
100%
Vihtavuori N140
<<locked>>
85%
55419
89%
**94
100%
Vihtavuori N150
<<locked>>
95%
55593
89%
**30
100%
Vihtavuori N160
<<locked>>
92%
55927
90%
**92
100%
Vihtavuori N165
<<locked>>
97%
40959
66%
**49
95%
Vihtavuori N540
<<locked>>
86%
56043
90%
**30
100%
Vihtavuori N550
<<locked>>
92%
55651
89%
**28
100%
Vihtavuori N555
<<locked>>
97%
46151
74%
**17
100%
[Vihtavuori N560]*
<<locked>>
97%
44208
71%
**00
92%
Winchester 6.5 StaBALL
<<locked>>
94%
55869
90%
**76
100%
Winchester 760 👍
<<locked>>
90%
55796
89%
**48
99%
Winchester StaBALL HD
<<locked>>
97%
34026
55%
**67
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
44585
71%
**79
99%
[ADI AR 2209]*
<<locked>>
84%
33823
54%
**05
90%
[ADI AR 2213]*
<<locked>>
92%
38421
62%
**33
90%
Accurate 2700
<<locked>>
81%
42815
69%
**03
95%
[Accurate 3100]*
<<locked>>
81%
26078
42%
**11
90%
Accurate 4064
<<locked>>
81%
46862
75%
**08
100%
Accurate 4350
<<locked>>
81%
35114
56%
**57
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
44976
72%
**02
100%
Alliant Reloder-15
<<locked>>
81%
47877
77%
**64
100%
Alliant Reloder-16
<<locked>>
81%
34766
56%
**70
97%
Alliant Reloder-17
<<locked>>
81%
39189
63%
**98
99%
[Alliant Reloder-19]*
<<locked>>
84%
33083
53%
**02
90%
[Alliant Reloder-22]*
<<locked>>
88%
33069
53%
**38
90%
[Alliant Reloder-23]*
<<locked>>
81%
25425
41%
**28
94%
[Alliant Reloder-25]*
<<locked>>
88%
27514
44%
**87
90%
[Alliant Reloder-26]*
<<locked>>
81%
26818
43%
**16
91%
Baschieri & Pellagri 107
<<locked>>
81%
51982
83%
**33
100%
Hodgdon CFE223
<<locked>>
81%
46615
75%
**80
99%
Hodgdon H380
<<locked>>
81%
45556
73%
**18
99%
Hodgdon H414
<<locked>>
81%
40640
65%
**72
96%
[Hodgdon H4350]*
<<locked>>
81%
33852
54%
**69
92%
[Hodgdon H4831 SC]*
<<locked>>
91%
39102
63%
**13
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32184
52%
**69
98%
Hodgdon LVR
<<locked>>
81%
37956
61%
**07
97%
[Hodgdon Superperformance]*
<<locked>>
81%
36506
59%
**13
94%
Hodgdon VARGET
<<locked>>
81%
44222
71%
**72
99%
Hodgdon TrailBoss
<<locked>>
94%
33272
53%
**47
100%
IMR 3031
<<locked>>
81%
49037
79%
**48
100%
IMR 4064
<<locked>>
81%
43743
70%
**56
99%
IMR 4166 Enduron
<<locked>>
81%
43308
69%
**26
96%
[IMR 4350]*
<<locked>>
81%
35418
57%
**05
93%
IMR 4451 Enduron
<<locked>>
81%
41336
66%
**16
96%
IMR 4831
<<locked>>
81%
30850
49%
**39
95%
IMR 4895
<<locked>>
81%
49182
79%
**97
100%
[IMR 4955 Enduron]*
<<locked>>
90%
38116
61%
**64
90%
[IMR 7828 SSC]*
<<locked>>
91%
38392
62%
**46
90%
Lovex S060
<<locked>>
81%
51808
83%
**51
100%
Lovex S062
<<locked>>
81%
47079
75%
**12
100%
Lovex S065
<<locked>>
81%
38914
62%
**67
97%
Lovex S070
<<locked>>
81%
36709
59%
**41
95%
[Lovex S071]*
<<locked>>
86%
26078
42%
**11
90%
Norma 201
<<locked>>
81%
51503
83%
**74
100%
Norma 203B
<<locked>>
81%
47108
76%
**57
100%
[Norma 204]*
<<locked>>
81%
34751
56%
**21
91%
[Norma MRP]*
<<locked>>
84%
30211
48%
**85
90%
Norma URP
<<locked>>
81%
35012
56%
**54
97%
Ramshot Big Game
<<locked>>
81%
47442
76%
**74
100%
[Ramshot Hunter]*
<<locked>>
81%
34011
55%
**38
94%
[Ramshot Magnum]*
<<locked>>
90%
32706
52%
**05
90%
ReloadSwiss RS 14
<<locked>>
89%
31734
51%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
45600
73%
**98
98%
ReloadSwiss RS 52
<<locked>>
81%
46659
75%
**67
100%
ReloadSwiss RS 60
<<locked>>
81%
37869
61%
**82
100%
ReloadSwiss RS 62
<<locked>>
81%
34882
56%
**74
96%
ReloadSwiss RS 70
<<locked>>
81%
34418
55%
**77
95%
Rottweil R 902
<<locked>>
81%
48878
78%
**21
100%
Rottweil R 903
<<locked>>
81%
42018
67%
**56
100%
[Rottweil R 904]*
<<locked>>
85%
36274
58%
**31
90%
[Rottweil R 905]*
<<locked>>
84%
32489
52%
**92
90%
Rottweil R 907
<<locked>>
81%
39972
64%
**80
95%
SNPE Vectan SP 11
<<locked>>
81%
43149
69%
**05
99%
SNPE Vectan SP 9
<<locked>>
81%
50691
81%
**94
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44338
71%
**87
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
38116
61%
**15
95%
Shooters World Long Rifle
<<locked>>
81%
38914
62%
**67
97%
Shooters World Precision
<<locked>>
81%
47079
75%
**12
100%
Somchem S355
<<locked>>
81%
42946
69%
**59
100%
[Somchem S361]*
<<locked>>
87%
39044
63%
**57
90%
Somchem S365
<<locked>>
81%
31604
51%
**15
99%
[Somchem S385]*
<<locked>>
81%
29994
48%
**06
90%
Vihtavuori N133
<<locked>>
81%
49429
79%
**49
100%
Vihtavuori N135
<<locked>>
81%
41684
67%
**84
100%
Vihtavuori N140
<<locked>>
81%
48341
78%
**92
100%
Vihtavuori N150
<<locked>>
81%
36724
59%
**18
100%
Vihtavuori N160
<<locked>>
81%
38145
61%
**87
98%
[Vihtavuori N165]*
<<locked>>
88%
31212
50%
**26
90%
Vihtavuori N540
<<locked>>
81%
48356
78%
**21
100%
Vihtavuori N550
<<locked>>
81%
38841
62%
**33
98%
[Vihtavuori N555]*
<<locked>>
81%
27311
44%
**97
94%
[Vihtavuori N560]*
<<locked>>
93%
38711
62%
**82
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36013
58%
**31
99%
Winchester 760
<<locked>>
81%
40640
65%
**72
96%
[Winchester StaBALL HD]*
<<locked>>
81%
22611
36%
**75
91%

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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