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Load data for 7 mm Rem. Mag. + .284 | 139gr | Hornady GMX

Recommended Powder(s): Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

7 mm Rem. Mag. + .284 | 139gr | Hornady GMX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 139gr | Hornady GMX
Manufacturer SKU:
28270
Bullet Weight:
139gr | 9.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.380" | 35.1mm
Caliber:
7 mm Rem. Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.241" | 82.3mm
Seated Depth:
0.639" | 16.2mm
Shank Seated Depth:
0.519" | 13.2mm
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B2626_C1064
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:8

Load data for 152 loads in caliber 7 mm Rem. Mag. with .284 | 139gr | Hornady GMX bullet and 76 powders such as Alliant Reloder-16, 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 34.4 fps

  • 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>>
86%
56014
90%
**72
100%
ADI AR 2209
<<locked>>
97%
55666
89%
**61
98%
ADI AR 2213
<<locked>>
97%
50024
80%
**82
95%
Accurate 2700
<<locked>>
86%
55825
90%
**27
98%
Accurate 3100
<<locked>>
97%
49893
80%
**13
99%
Accurate 4064
<<locked>>
83%
55622
89%
**36
100%
Accurate 4350
<<locked>>
91%
55434
89%
**35
100%
[Accurate MAGPRO]*
<<locked>>
97%
48385
78%
**79
93%
Alliant Reloder- TS 15.5
<<locked>>
85%
56130
90%
**86
100%
Alliant Reloder-16 👍
<<locked>>
93%
55956
90%
**84
100%
Alliant Reloder-17
<<locked>>
88%
56014
90%
**97
100%
Alliant Reloder-19
<<locked>>
97%
55898
90%
**68
98%
Alliant Reloder-22
<<locked>>
97%
49008
79%
**89
97%
Alliant Reloder-23
<<locked>>
97%
46731
75%
**30
100%
Alliant Reloder-25
<<locked>>
97%
40973
66%
**51
98%
Alliant Reloder-26
<<locked>>
97%
53156
85%
**23
100%
Hodgdon CFE223
<<locked>>
83%
55796
89%
**31
100%
Hodgdon H380
<<locked>>
85%
56086
90%
**09
100%
Hodgdon H414
<<locked>>
87%
55811
89%
**54
99%
Hodgdon H4350
<<locked>>
94%
55303
89%
**95
99%
[Hodgdon H4831]*
<<locked>>
97%
46659
75%
**71
94%
Hodgdon H4831 SC
<<locked>>
97%
52489
84%
**72
95%
Hodgdon Hybrid 100V
<<locked>>
94%
55622
89%
**99
100%
Hodgdon LVR
<<locked>>
89%
55637
89%
**35
100%
Hodgdon Superperformance 👍
<<locked>>
90%
55637
89%
**87
99%
Hodgdon VARGET
<<locked>>
86%
55579
89%
**69
100%
Hodgdon TrailBoss
<<locked>>
96%
34548
55%
**41
100%
IMR 4064
<<locked>>
86%
55999
90%
**69
100%
IMR 4166 Enduron
<<locked>>
87%
55695
89%
**59
99%
IMR 4350
<<locked>>
92%
55651
89%
**95
99%
IMR 4451 Enduron
<<locked>>
88%
55579
89%
**76
99%
IMR 4831
<<locked>>
96%
55405
89%
**12
100%
IMR 4955 Enduron
<<locked>>
97%
52098
84%
**36
95%
IMR 7828 SSC
<<locked>>
97%
51750
83%
**28
96%
Lovex S062
<<locked>>
84%
56086
90%
**63
100%
Lovex S065
<<locked>>
90%
55970
90%
**82
100%
Lovex S070
<<locked>>
91%
55390
89%
**99
99%
Lovex S071
<<locked>>
97%
41611
67%
**59
97%
Norma 203B
<<locked>>
83%
55840
90%
**99
100%
Norma 204
<<locked>>
92%
55535
89%
**31
98%
Norma MRP
<<locked>>
97%
51996
83%
**74
99%
Norma URP
<<locked>>
92%
55811
89%
**41
100%
Ramshot Big Game
<<locked>>
83%
56086
90%
**12
100%
Ramshot Hunter 👍
<<locked>>
93%
56057
90%
**61
100%
Ramshot Magnum
<<locked>>
97%
48283
77%
**53
97%
ReloadSwiss RS 14
<<locked>>
96%
35360
57%
**86
100%
ReloadSwiss RS 50
<<locked>>
84%
55274
89%
**72
99%
ReloadSwiss RS 52
<<locked>>
83%
55825
90%
**15
100%
ReloadSwiss RS 60
<<locked>>
89%
55782
89%
**14
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
55753
89%
**61
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
55579
89%
**14
100%
ReloadSwiss RS 76
<<locked>>
97%
39900
64%
**54
95%
Rottweil R 903
<<locked>>
87%
56072
90%
**86
100%
Rottweil R 904
<<locked>>
96%
56028
90%
**12
97%
Rottweil R 905
<<locked>>
97%
55100
88%
**54
98%
Rottweil R 907
<<locked>>
89%
55912
90%
**86
99%
SNPE Vectan SP 11
<<locked>>
86%
55564
89%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
55666
89%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
55912
90%
**36
99%
Shooters World Long Rifle
<<locked>>
90%
55970
90%
**82
100%
Shooters World Precision
<<locked>>
84%
56086
90%
**63
100%
Somchem S355
<<locked>>
87%
56043
90%
**86
100%
Somchem S361
<<locked>>
94%
55535
89%
**59
96%
Somchem S365
<<locked>>
94%
55680
89%
**54
100%
Somchem S385
<<locked>>
97%
55100
88%
**12
99%
Vihtavuori N135
<<locked>>
88%
55637
89%
**94
100%
Vihtavuori N150
<<locked>>
92%
56115
90%
**43
100%
Vihtavuori N160
<<locked>>
89%
55753
89%
**02
100%
Vihtavuori N165
<<locked>>
97%
45963
74%
**38
96%
Vihtavuori N550
<<locked>>
89%
55970
90%
**38
100%
Vihtavuori N555
<<locked>>
97%
52243
84%
**18
100%
Vihtavuori N560
<<locked>>
97%
49792
80%
**15
95%
[Vihtavuori N565]*
<<locked>>
97%
42061
67%
**38
93%
Winchester 6.5 StaBALL
<<locked>>
91%
55811
89%
**76
100%
Winchester 760
<<locked>>
87%
55811
89%
**54
99%
Winchester StaBALL HD
<<locked>>
97%
41365
66%
**89
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48327
77%
**51
100%
[ADI AR 2209]*
<<locked>>
81%
33605
54%
**82
90%
[ADI AR 2213]*
<<locked>>
88%
37405
60%
**03
90%
Accurate 2700
<<locked>>
81%
46905
75%
**72
97%
[Accurate 3100]*
<<locked>>
81%
29182
47%
**57
92%
Accurate 4064
<<locked>>
81%
51401
82%
**74
100%
Accurate 4350
<<locked>>
81%
39479
63%
**40
98%
[Accurate MAGPRO]*
<<locked>>
92%
41394
66%
**31
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49081
79%
**77
100%
Alliant Reloder-16
<<locked>>
81%
38145
61%
**46
98%
Alliant Reloder-17
<<locked>>
81%
43569
70%
**84
100%
[Alliant Reloder-19]*
<<locked>>
81%
33373
54%
**85
91%
[Alliant Reloder-22]*
<<locked>>
84%
32503
52%
**98
90%
Alliant Reloder-23
<<locked>>
81%
28079
45%
**87
96%
[Alliant Reloder-25]*
<<locked>>
83%
26789
43%
**31
90%
[Alliant Reloder-26]*
<<locked>>
81%
30124
48%
**98
94%
Hodgdon CFE223
<<locked>>
81%
51735
83%
**66
100%
Hodgdon H380
<<locked>>
81%
49719
80%
**97
99%
Hodgdon H414
<<locked>>
81%
45034
72%
**61
97%
[Hodgdon H4350]*
<<locked>>
81%
37043
59%
**31
94%
[Hodgdon H4831]*
<<locked>>
91%
38305
61%
**77
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
38087
61%
**74
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35781
57%
**28
99%
Hodgdon LVR
<<locked>>
81%
42221
68%
**95
98%
Hodgdon Superperformance
<<locked>>
81%
40277
65%
**92
95%
Hodgdon VARGET
<<locked>>
81%
47935
77%
**38
100%
Hodgdon TrailBoss
<<locked>>
81%
27659
44%
**90
100%
IMR 4064
<<locked>>
81%
47485
76%
**22
100%
IMR 4166 Enduron
<<locked>>
81%
46717
75%
**92
98%
IMR 4350
<<locked>>
81%
39059
63%
**77
95%
IMR 4451 Enduron
<<locked>>
81%
44773
72%
**82
97%
IMR 4831
<<locked>>
81%
34287
55%
**98
97%
[IMR 4955 Enduron]*
<<locked>>
86%
37014
59%
**21
90%
[IMR 7828 SSC]*
<<locked>>
87%
36927
59%
**07
90%
Lovex S062
<<locked>>
81%
51169
82%
**84
100%
Lovex S065
<<locked>>
81%
42395
68%
**33
98%
Lovex S070
<<locked>>
81%
40553
65%
**13
96%
[Lovex S071]*
<<locked>>
82%
25846
41%
**56
90%
Norma 203B
<<locked>>
81%
51909
83%
**43
100%
[Norma 204]*
<<locked>>
81%
38464
62%
**94
93%
[Norma MRP]*
<<locked>>
81%
30472
49%
**69
91%
Norma URP
<<locked>>
81%
39262
63%
**36
98%
Ramshot Big Game
<<locked>>
81%
52141
84%
**49
100%
Ramshot Hunter
<<locked>>
81%
37971
61%
**17
96%
[Ramshot Magnum]*
<<locked>>
86%
31908
51%
**62
90%
ReloadSwiss RS 14
<<locked>>
81%
28369
45%
**32
100%
ReloadSwiss RS 50
<<locked>>
81%
49951
80%
**81
99%
ReloadSwiss RS 52
<<locked>>
81%
51779
83%
**46
100%
ReloadSwiss RS 60
<<locked>>
81%
42250
68%
**74
100%
ReloadSwiss RS 62
<<locked>>
81%
39102
63%
**49
98%
ReloadSwiss RS 70
<<locked>>
81%
37942
61%
**53
97%
[ReloadSwiss RS 76]*
<<locked>>
90%
31749
51%
**12
90%
Rottweil R 903
<<locked>>
81%
46630
75%
**28
100%
[Rottweil R 904]*
<<locked>>
82%
35505
57%
**89
90%
[Rottweil R 905]*
<<locked>>
81%
32387
52%
**59
90%
Rottweil R 907
<<locked>>
81%
43439
70%
**46
96%
SNPE Vectan SP 11
<<locked>>
81%
47761
77%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47993
77%
**36
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41495
67%
**67
96%
Shooters World Long Rifle
<<locked>>
81%
42395
68%
**33
98%
Shooters World Precision
<<locked>>
81%
51169
82%
**84
100%
Somchem S355
<<locked>>
81%
46891
75%
**35
100%
[Somchem S361]*
<<locked>>
83%
38043
61%
**25
90%
Somchem S365
<<locked>>
81%
35636
57%
**87
100%
[Somchem S385]*
<<locked>>
81%
32953
53%
**56
92%
Vihtavuori N135
<<locked>>
81%
45643
73%
**40
100%
Vihtavuori N150
<<locked>>
81%
40248
65%
**77
100%
Vihtavuori N160
<<locked>>
81%
42279
68%
**66
99%
[Vihtavuori N165]*
<<locked>>
84%
30806
49%
**84
90%
Vihtavuori N550
<<locked>>
81%
42772
69%
**02
99%
Vihtavuori N555
<<locked>>
81%
31053
50%
**66
96%
[Vihtavuori N560]*
<<locked>>
89%
37913
61%
**46
90%
[Vihtavuori N565]*
<<locked>>
93%
36564
59%
**13
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39726
64%
**00
100%
Winchester 760
<<locked>>
81%
45034
72%
**61
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24860
40%
**38
94%

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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