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

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Recommended Powder(s):

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

Load Specifications

Bullet:
.308 | 180gr | Hornady GMX
Manufacturer SKU:
30193
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.503" | 38.2mm
Caliber:
.300 H & H Mag.
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.807" | 20.5mm
Shank Seated Depth:
0.647" | 16.4mm
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_B2701_C357

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 0 loads in caliber .300 H & H Mag. with .308 | 180gr | Hornady GMX bullet and 0 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

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  • .

    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.

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%
55767
89%
**62
100%
ADI AR 2209
<<locked>>
97%
50444
81%
**59
96%
[ADI AR 2213]*
<<locked>>
97%
45513
73%
**87
93%
Accurate 2700
<<locked>>
89%
55927
90%
**20
98%
Accurate 3100
<<locked>>
97%
44280
71%
**28
98%
Accurate 4064
<<locked>>
86%
55608
89%
**33
100%
Accurate 4350
<<locked>>
94%
55564
89%
**25
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
55114
88%
**62
100%
Alliant Reloder-15
<<locked>>
86%
55695
89%
**89
100%
Alliant Reloder-16 👍
<<locked>>
96%
55912
90%
**81
100%
Alliant Reloder-17
<<locked>>
91%
55956
90%
**90
100%
Alliant Reloder-19
<<locked>>
97%
50154
80%
**62
97%
Alliant Reloder-22
<<locked>>
97%
44034
71%
**97
95%
Alliant Reloder-23
<<locked>>
97%
41872
67%
**51
100%
Alliant Reloder-25
<<locked>>
97%
36332
58%
**46
96%
Alliant Reloder-26
<<locked>>
97%
46586
75%
**18
99%
Baschieri & Pellagri 107
<<locked>>
83%
56028
90%
**95
100%
Hodgdon CFE223
<<locked>>
86%
55941
90%
**35
100%
Hodgdon H380
<<locked>>
87%
55608
89%
**89
100%
Hodgdon H414 👍
<<locked>>
90%
55941
90%
**54
99%
Hodgdon H4350
<<locked>>
97%
55419
89%
**82
98%
[Hodgdon H4831]*
<<locked>>
97%
42235
68%
**85
91%
[Hodgdon H4831 SC]*
<<locked>>
97%
47877
77%
**87
93%
Hodgdon Hybrid 100V
<<locked>>
97%
53693
86%
**66
100%
Hodgdon LVR
<<locked>>
93%
56101
90%
**31
100%
Hodgdon Superperformance
<<locked>>
93%
55564
89%
**77
99%
Hodgdon VARGET
<<locked>>
88%
55492
89%
**59
100%
Hodgdon TrailBoss
<<locked>>
96%
34519
55%
**73
100%
IMR 3031
<<locked>>
85%
55811
89%
**49
100%
IMR 4064
<<locked>>
89%
55840
90%
**56
100%
IMR 4166 Enduron
<<locked>>
89%
55274
89%
**33
99%
IMR 4350
<<locked>>
95%
55332
89%
**79
98%
IMR 4451 Enduron
<<locked>>
91%
55550
89%
**62
99%
IMR 4831
<<locked>>
97%
50575
81%
**36
100%
IMR 4895
<<locked>>
85%
55419
89%
**99
100%
[IMR 4955 Enduron]*
<<locked>>
97%
47007
75%
**41
94%
[IMR 7828 SSC]*
<<locked>>
97%
46673
75%
**26
94%
Lovex S060
<<locked>>
83%
55912
90%
**17
100%
Lovex S062
<<locked>>
86%
55680
89%
**46
100%
Lovex S065
<<locked>>
93%
55521
89%
**62
100%
Lovex S070
<<locked>>
94%
55927
90%
**89
99%
Lovex S071
<<locked>>
97%
36825
59%
**84
96%
Norma 201
<<locked>>
84%
55651
89%
**36
100%
Norma 202
<<locked>>
83%
55898
90%
**23
100%
Norma 203B
<<locked>>
86%
55738
89%
**92
100%
Norma 204
<<locked>>
95%
55927
90%
**25
97%
Norma MRP
<<locked>>
97%
46238
74%
**66
97%
Norma URP
<<locked>>
95%
56043
90%
**38
100%
Ramshot Big Game
<<locked>>
86%
55216
89%
**99
100%
Ramshot Hunter
<<locked>>
96%
56072
90%
**61
99%
Ramshot Magnum
<<locked>>
97%
42148
68%
**28
95%
ReloadSwiss RS 14
<<locked>>
96%
34896
56%
**09
100%
ReloadSwiss RS 50
<<locked>>
87%
55317
89%
**66
99%
ReloadSwiss RS 52
<<locked>>
86%
55550
89%
**02
100%
ReloadSwiss RS 60
<<locked>>
92%
55811
89%
**04
100%
ReloadSwiss RS 62 👍
<<locked>>
95%
55869
90%
**58
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
56101
90%
**07
100%
Rottweil R 902
<<locked>>
85%
56115
90%
**36
100%
Rottweil R 903
<<locked>>
89%
55709
89%
**76
100%
Rottweil R 904
<<locked>>
97%
52402
84%
**40
96%
Rottweil R 905
<<locked>>
97%
48573
78%
**30
96%
Rottweil R 907
<<locked>>
92%
55608
89%
**66
98%
SNPE Vectan SP 11
<<locked>>
89%
55840
90%
**12
100%
SNPE Vectan SP 9
<<locked>>
84%
55738
89%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
55376
89%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
55695
89%
**20
99%
Shooters World Long Rifle
<<locked>>
93%
55521
89%
**62
100%
Shooters World Precision
<<locked>>
86%
55680
89%
**46
100%
Somchem S355
<<locked>>
89%
55405
89%
**69
100%
Somchem S361
<<locked>>
97%
53722
86%
**26
95%
Somchem S365
<<locked>>
97%
53505
86%
**18
100%
Somchem S385
<<locked>>
97%
49806
80%
**30
97%
Vihtavuori N133
<<locked>>
85%
56115
90%
**38
100%
Vihtavuori N135
<<locked>>
91%
56130
90%
**94
100%
Vihtavuori N140
<<locked>>
85%
55608
89%
**00
100%
Vihtavuori N150
<<locked>>
95%
55753
89%
**33
100%
Vihtavuori N160
<<locked>>
92%
56072
90%
**95
100%
Vihtavuori N165
<<locked>>
97%
41075
66%
**52
95%
Vihtavuori N540
<<locked>>
85%
55187
88%
**26
100%
Vihtavuori N550
<<locked>>
92%
55796
89%
**31
100%
Vihtavuori N555
<<locked>>
97%
46296
74%
**23
100%
[Vihtavuori N560]*
<<locked>>
97%
44309
71%
**03
93%
Winchester 6.5 StaBALL
<<locked>>
94%
55317
89%
**69
100%
Winchester 760 👍
<<locked>>
90%
55941
90%
**54
99%
Winchester StaBALL HD
<<locked>>
97%
34156
55%
**71
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
44773
72%
**85
99%
[ADI AR 2209]*
<<locked>>
84%
33953
54%
**11
90%
[ADI AR 2213]*
<<locked>>
92%
38522
62%
**39
90%
Accurate 2700
<<locked>>
81%
42960
69%
**07
96%
[Accurate 3100]*
<<locked>>
81%
26121
42%
**08
90%
Accurate 4064
<<locked>>
81%
47079
75%
**15
100%
Accurate 4350
<<locked>>
81%
35302
57%
**64
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
44744
72%
**02
100%
Alliant Reloder-15
<<locked>>
81%
48066
77%
**71
100%
Alliant Reloder-16
<<locked>>
81%
34925
56%
**77
97%
Alliant Reloder-17
<<locked>>
81%
39334
63%
**02
99%
[Alliant Reloder-19]*
<<locked>>
84%
33214
53%
**98
90%
[Alliant Reloder-22]*
<<locked>>
88%
33170
53%
**44
90%
[Alliant Reloder-23]*
<<locked>>
81%
25541
41%
**34
94%
[Alliant Reloder-25]*
<<locked>>
88%
27615
44%
**93
90%
[Alliant Reloder-26]*
<<locked>>
81%
26832
43%
**20
91%
Baschieri & Pellagri 107
<<locked>>
81%
52127
84%
**40
100%
Hodgdon CFE223
<<locked>>
81%
46760
75%
**87
99%
Hodgdon H380
<<locked>>
81%
45730
73%
**25
99%
Hodgdon H414
<<locked>>
81%
40799
65%
**79
96%
[Hodgdon H4350]*
<<locked>>
81%
33997
55%
**75
92%
[Hodgdon H4831]*
<<locked>>
94%
39204
63%
**20
90%
[Hodgdon H4831 SC]*
<<locked>>
91%
39204
63%
**20
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32227
52%
**72
98%
Hodgdon LVR
<<locked>>
81%
38130
61%
**13
97%
[Hodgdon Superperformance]*
<<locked>>
81%
36303
58%
**03
93%
Hodgdon VARGET
<<locked>>
81%
44396
71%
**79
99%
Hodgdon TrailBoss
<<locked>>
94%
33185
53%
**47
100%
IMR 3031
<<locked>>
81%
49284
79%
**54
100%
IMR 4064
<<locked>>
81%
43932
70%
**62
99%
IMR 4166 Enduron
<<locked>>
81%
43250
69%
**23
96%
[IMR 4350]*
<<locked>>
81%
35563
57%
**11
93%
IMR 4451 Enduron
<<locked>>
81%
41495
67%
**16
96%
IMR 4831
<<locked>>
81%
30806
49%
**39
95%
IMR 4895
<<locked>>
81%
49226
79%
**00
100%
[IMR 4955 Enduron]*
<<locked>>
89%
37739
61%
**51
90%
[IMR 7828 SSC]*
<<locked>>
91%
38290
61%
**49
90%
Lovex S060
<<locked>>
81%
51996
83%
**57
100%
Lovex S062
<<locked>>
81%
47282
76%
**18
100%
Lovex S065
<<locked>>
81%
39088
63%
**74
97%
Lovex S070
<<locked>>
81%
36869
59%
**38
95%
[Lovex S071]*
<<locked>>
86%
25889
42%
**08
90%
Norma 201
<<locked>>
81%
51561
83%
**77
100%
Norma 202
<<locked>>
81%
51837
83%
**71
100%
Norma 203B
<<locked>>
81%
47297
76%
**54
100%
[Norma 204]*
<<locked>>
81%
34766
56%
**21
91%
[Norma MRP]*
<<locked>>
84%
30327
49%
**92
90%
Norma URP
<<locked>>
81%
35172
56%
**64
97%
Ramshot Big Game
<<locked>>
81%
47616
76%
**77
100%
[Ramshot Hunter]*
<<locked>>
81%
34142
55%
**44
94%
[Ramshot Magnum]*
<<locked>>
90%
32779
53%
**08
90%
ReloadSwiss RS 14
<<locked>>
89%
31618
51%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
45759
73%
**05
98%
ReloadSwiss RS 52
<<locked>>
81%
46833
75%
**71
100%
ReloadSwiss RS 60
<<locked>>
81%
38014
61%
**85
100%
ReloadSwiss RS 62
<<locked>>
81%
35041
56%
**80
97%
ReloadSwiss RS 70
<<locked>>
81%
34548
55%
**84
96%
Rottweil R 902
<<locked>>
81%
49066
79%
**28
100%
Rottweil R 903
<<locked>>
81%
42206
68%
**59
100%
[Rottweil R 904]*
<<locked>>
85%
36289
58%
**31
90%
[Rottweil R 905]*
<<locked>>
84%
32300
52%
**88
90%
Rottweil R 907
<<locked>>
81%
40016
64%
**84
95%
SNPE Vectan SP 11
<<locked>>
81%
43323
69%
**08
100%
SNPE Vectan SP 9
<<locked>>
81%
50865
82%
**97
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44005
71%
**77
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
38000
61%
**15
95%
Shooters World Long Rifle
<<locked>>
81%
39088
63%
**74
97%
Shooters World Precision
<<locked>>
81%
47282
76%
**18
100%
Somchem S355
<<locked>>
81%
43120
69%
**66
100%
[Somchem S361]*
<<locked>>
87%
39030
63%
**61
90%
Somchem S365
<<locked>>
81%
31647
51%
**21
99%
[Somchem S385]*
<<locked>>
82%
30124
48%
**06
90%
Vihtavuori N133
<<locked>>
81%
49647
80%
**52
100%
Vihtavuori N135
<<locked>>
81%
41901
67%
**80
100%
Vihtavuori N140
<<locked>>
81%
48544
78%
**95
100%
Vihtavuori N150
<<locked>>
81%
36898
59%
**25
100%
Vihtavuori N160
<<locked>>
81%
38305
61%
**93
98%
[Vihtavuori N165]*
<<locked>>
88%
31328
50%
**26
90%
Vihtavuori N540
<<locked>>
81%
48385
78%
**25
100%
Vihtavuori N550
<<locked>>
81%
39001
63%
**39
98%
[Vihtavuori N555]*
<<locked>>
81%
27470
44%
**03
94%
[Vihtavuori N560]*
<<locked>>
93%
38812
62%
**89
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36129
58%
**38
99%
Winchester 760
<<locked>>
81%
40799
65%
**79
96%
[Winchester StaBALL HD]*
<<locked>>
81%
22394
36%
**65
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.

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