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

Recommended Powder(s):

.300 Win. 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:
<<locked>>
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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_B1373_C380
Last updated:
2026-01-21
Recommended Twist Rate:
1:10 - 1:9

Load data for 176 loads in caliber .300 Win. Mag. with .308 | 180gr Hornady CX bullet and 88 powder(s). 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.

    .

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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>>
87%
55883
90%
**95
100%
ADI AR 2209
<<locked>>
97%
53534
86%
**54
98%
ADI AR 2213
<<locked>>
97%
48124
77%
**82
95%
Accurate 2700
<<locked>>
87%
55608
89%
**46
99%
Accurate 3100
<<locked>>
97%
46644
75%
**97
99%
Accurate 4064
<<locked>>
85%
55405
89%
**59
100%
Accurate 4350
<<locked>>
93%
55941
90%
**64
100%
[Accurate MAGPRO]*
<<locked>>
97%
46151
74%
**69
92%
Alliant Power Pro 2000-MR
<<locked>>
83%
55521
89%
**27
100%
Alliant Reloder- TS 15.5
<<locked>>
86%
55782
89%
**05
100%
Alliant Reloder-15
<<locked>>
84%
55782
89%
**22
100%
Alliant Reloder-16 👍
<<locked>>
94%
56101
90%
**10
100%
Alliant Reloder-17
<<locked>>
90%
55927
90%
**13
100%
Alliant Reloder-19
<<locked>>
97%
52620
84%
**38
98%
Alliant Reloder-22
<<locked>>
97%
46862
75%
**79
96%
Alliant Reloder-23
<<locked>>
97%
44454
71%
**30
100%
Alliant Reloder-25
<<locked>>
97%
38725
62%
**41
98%
Alliant Reloder-26
<<locked>>
97%
49821
80%
**00
100%
Bofors RP15
<<locked>>
97%
43076
69%
**03
95%
Bofors RP3
<<locked>>
86%
55811
89%
**08
100%
Bofors RP5
<<locked>>
97%
46862
75%
**79
96%
Bofors RP7
<<locked>>
90%
55637
89%
**02
99%
Hodgdon CFE223
<<locked>>
84%
55564
89%
**61
100%
Hodgdon H380
<<locked>>
86%
56086
90%
**25
100%
Hodgdon H414
<<locked>>
89%
55767
89%
**81
99%
Hodgdon H4350
<<locked>>
96%
55811
89%
**25
99%
[Hodgdon H4831]*
<<locked>>
97%
44222
71%
**57
93%
Hodgdon H4831 SC
<<locked>>
97%
50633
81%
**76
95%
Hodgdon Hybrid 100V
<<locked>>
96%
55956
90%
**31
100%
Hodgdon LVR
<<locked>>
91%
55593
89%
**58
100%
Hodgdon Superperformance 👍
<<locked>>
91%
55390
89%
**07
99%
Hodgdon VARGET
<<locked>>
87%
55637
89%
**92
100%
Hodgdon TrailBoss
<<locked>>
97%
34867
56%
**06
100%
IMR 3031
<<locked>>
83%
55419
89%
**66
100%
IMR 4064
<<locked>>
88%
56101
90%
**85
100%
IMR 4166 Enduron
<<locked>>
88%
55825
90%
**82
99%
IMR 4350
<<locked>>
94%
55535
89%
**22
99%
IMR 4451 Enduron
<<locked>>
89%
55796
89%
**05
99%
IMR 4831
<<locked>>
97%
54186
87%
**22
100%
IMR 4895
<<locked>>
83%
55593
89%
**25
100%
IMR 4955 Enduron
<<locked>>
97%
49458
79%
**20
95%
IMR 7828 SSC
<<locked>>
97%
49052
79%
**08
95%
Lovex S062
<<locked>>
85%
55912
90%
**79
100%
Lovex S065
<<locked>>
91%
55376
89%
**95
100%
Lovex S070
<<locked>>
93%
55970
90%
**25
99%
Lovex S071
<<locked>>
97%
39523
63%
**69
97%
Norma 203B
<<locked>>
85%
55622
89%
**22
100%
Norma 204
<<locked>>
93%
55361
89%
**51
98%
Norma MRP
<<locked>>
97%
49530
79%
**58
98%
Norma URP
<<locked>>
93%
55564
89%
**61
100%
Ramshot Big Game
<<locked>>
84%
55347
89%
**31
100%
Ramshot Grand
<<locked>>
97%
52243
84%
**81
96%
Ramshot Hunter 👍
<<locked>>
94%
55782
89%
**81
100%
Ramshot Magnum
<<locked>>
97%
45542
73%
**30
97%
ReloadSwiss RS 14
<<locked>>
97%
35476
57%
**49
100%
ReloadSwiss RS 50
<<locked>>
86%
56057
90%
**05
99%
ReloadSwiss RS 60
<<locked>>
88%
55985
90%
**20
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
55999
90%
**94
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
56101
90%
**40
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37362
60%
**35
94%
Rottweil R 902
<<locked>>
84%
55825
90%
**56
100%
Rottweil R 903
<<locked>>
88%
55564
89%
**02
100%
Rottweil R 904
<<locked>>
97%
55448
89%
**18
97%
Rottweil R 905
<<locked>>
97%
51953
83%
**25
98%
Rottweil R 907
<<locked>>
90%
55637
89%
**02
99%
SNPE Vectan SP 11
<<locked>>
87%
56072
90%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
55608
89%
**77
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
55724
89%
**59
99%
Shooters World Long Rifle
<<locked>>
91%
55376
89%
**95
100%
Shooters World Precision
<<locked>>
85%
55912
90%
**79
100%
Somchem S355
<<locked>>
88%
55680
89%
**05
100%
Somchem S361
<<locked>>
96%
56028
90%
**95
96%
Somchem S365
<<locked>>
96%
55869
90%
**84
100%
Somchem S385
<<locked>>
97%
52895
85%
**05
98%
Vihtavuori N133
<<locked>>
83%
55390
89%
**64
100%
Vihtavuori N135
<<locked>>
89%
55448
89%
**10
100%
Vihtavuori N140
<<locked>>
84%
55535
89%
**30
100%
Vihtavuori N150
<<locked>>
93%
55796
89%
**62
100%
Vihtavuori N160
<<locked>>
91%
55956
90%
**22
100%
Vihtavuori N165
<<locked>>
97%
43918
70%
**38
96%
Vihtavuori N540
<<locked>>
84%
55811
89%
**56
100%
Vihtavuori N550
<<locked>>
91%
56130
90%
**71
100%
Vihtavuori N555
<<locked>>
97%
49792
80%
**05
100%
[Vihtavuori N560]*
<<locked>>
97%
46963
75%
**95
94%
[Vihtavuori N565]*
<<locked>>
97%
39247
63%
**31
92%
Winchester 6.5 StaBALL
<<locked>>
92%
55724
89%
**02
100%
Winchester 760
<<locked>>
89%
55767
89%
**81
99%
Winchester StaBALL HD
<<locked>>
97%
37507
60%
**56
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46615
75%
**44
100%
[ADI AR 2209]*
<<locked>>
81%
32648
52%
**15
90%
[ADI AR 2213]*
<<locked>>
89%
37202
60%
**46
90%
Accurate 2700
<<locked>>
81%
45092
72%
**75
97%
[Accurate 3100]*
<<locked>>
81%
27456
44%
**74
92%
Accurate 4064
<<locked>>
81%
49545
79%
**74
100%
Accurate 4350
<<locked>>
81%
37579
60%
**39
98%
[Accurate MAGPRO]*
<<locked>>
94%
41191
66%
**61
90%
Alliant Power Pro 2000-MR
<<locked>>
81%
51648
83%
**58
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
47108
76%
**74
100%
Alliant Reloder-15
<<locked>>
81%
50459
81%
**40
100%
Alliant Reloder-16
<<locked>>
81%
36753
59%
**52
98%
Alliant Reloder-17
<<locked>>
81%
41698
67%
**74
100%
[Alliant Reloder-19]*
<<locked>>
81%
32010
51%
**02
90%
[Alliant Reloder-22]*
<<locked>>
85%
31821
51%
**34
90%
Alliant Reloder-23
<<locked>>
81%
26774
43%
**03
96%
[Alliant Reloder-25]*
<<locked>>
84%
26223
42%
**77
90%
[Alliant Reloder-26]*
<<locked>>
81%
28471
46%
**02
93%
[Bofors RP15]*
<<locked>>
87%
31952
51%
**38
90%
Bofors RP3
<<locked>>
81%
47514
76%
**84
100%
[Bofors RP5]*
<<locked>>
85%
31821
51%
**34
90%
Bofors RP7
<<locked>>
81%
41742
67%
**49
96%
Hodgdon CFE223
<<locked>>
81%
49559
79%
**66
100%
Hodgdon H380
<<locked>>
81%
47848
77%
**90
99%
Hodgdon H414
<<locked>>
81%
43120
69%
**57
97%
[Hodgdon H4350]*
<<locked>>
81%
35621
57%
**41
94%
[Hodgdon H4831]*
<<locked>>
91%
37217
60%
**07
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
37217
60%
**07
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34185
55%
**48
99%
Hodgdon LVR
<<locked>>
81%
40292
65%
**89
98%
Hodgdon Superperformance
<<locked>>
81%
38812
62%
**98
95%
Hodgdon VARGET
<<locked>>
81%
46253
74%
**41
100%
Hodgdon TrailBoss
<<locked>>
90%
31705
51%
**47
100%
IMR 3031
<<locked>>
81%
51663
83%
**17
100%
IMR 4064
<<locked>>
81%
46006
74%
**28
100%
IMR 4166 Enduron
<<locked>>
81%
45237
73%
**98
97%
[IMR 4350]*
<<locked>>
81%
37347
60%
**77
94%
IMR 4451 Enduron
<<locked>>
81%
43511
70%
**89
97%
IMR 4831
<<locked>>
81%
32808
53%
**18
97%
IMR 4895
<<locked>>
81%
51822
83%
**72
100%
[IMR 4955 Enduron]*
<<locked>>
86%
36318
58%
**48
90%
[IMR 7828 SSC]*
<<locked>>
88%
36651
59%
**36
90%
Lovex S062
<<locked>>
81%
49269
79%
**74
100%
Lovex S065
<<locked>>
81%
40727
65%
**36
98%
Lovex S070
<<locked>>
81%
38899
62%
**16
96%
[Lovex S071]*
<<locked>>
83%
25019
40%
**01
90%
Norma 203B
<<locked>>
81%
49676
80%
**23
100%
[Norma 204]*
<<locked>>
81%
36825
59%
**03
93%
[Norma MRP]*
<<locked>>
81%
28993
46%
**85
90%
Norma URP
<<locked>>
81%
37362
60%
**36
98%
Ramshot Big Game
<<locked>>
81%
50082
80%
**46
100%
[Ramshot Grand]*
<<locked>>
86%
35897
58%
**36
90%
Ramshot Hunter
<<locked>>
81%
36274
58%
**23
96%
[Ramshot Magnum]*
<<locked>>
86%
30879
50%
**95
90%
ReloadSwiss RS 14
<<locked>>
86%
30618
49%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
48124
77%
**80
99%
ReloadSwiss RS 60
<<locked>>
81%
44150
71%
**26
100%
ReloadSwiss RS 62
<<locked>>
81%
37057
59%
**49
98%
ReloadSwiss RS 70
<<locked>>
81%
36477
58%
**66
97%
[ReloadSwiss RS 76]*
<<locked>>
91%
31183
50%
**48
90%
Rottweil R 902
<<locked>>
81%
51271
82%
**87
100%
Rottweil R 903
<<locked>>
81%
44643
72%
**28
100%
[Rottweil R 904]*
<<locked>>
82%
34490
55%
**15
90%
[Rottweil R 905]*
<<locked>>
81%
30792
49%
**79
90%
Rottweil R 907
<<locked>>
81%
41742
67%
**49
96%
SNPE Vectan SP 11
<<locked>>
81%
45759
73%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46006
74%
**36
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40045
64%
**84
96%
Shooters World Long Rifle
<<locked>>
81%
40727
65%
**36
98%
Shooters World Precision
<<locked>>
81%
49269
79%
**74
100%
Somchem S355
<<locked>>
81%
45005
72%
**31
100%
[Somchem S361]*
<<locked>>
84%
36927
59%
**44
90%
Somchem S365
<<locked>>
81%
33692
54%
**93
100%
[Somchem S385]*
<<locked>>
81%
31357
50%
**69
92%
Vihtavuori N133
<<locked>>
81%
51517
83%
**12
100%
Vihtavuori N135
<<locked>>
81%
43888
70%
**46
100%
Vihtavuori N140
<<locked>>
81%
51039
82%
**61
100%
Vihtavuori N150
<<locked>>
81%
38841
62%
**84
100%
Vihtavuori N160
<<locked>>
81%
40538
65%
**66
99%
[Vihtavuori N165]*
<<locked>>
85%
29733
48%
**16
90%
Vihtavuori N540
<<locked>>
81%
50734
81%
**84
100%
Vihtavuori N550
<<locked>>
81%
41017
66%
**08
99%
Vihtavuori N555
<<locked>>
81%
29327
47%
**82
96%
[Vihtavuori N560]*
<<locked>>
89%
36898
59%
**69
90%
[Vihtavuori N565]*
<<locked>>
94%
35433
57%
**43
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38058
61%
**07
100%
Winchester 760
<<locked>>
81%
43120
69%
**57
97%
[Winchester StaBALL HD]*
<<locked>>
81%
23728
38%
**57
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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