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Load data for 7 mm Rem. Mag. + .284 | 140gr | Barnes MRX BT

Recommended Powder(s): Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD

7 mm Rem. Mag. + .284 | 140gr | Barnes MRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Barnes MRX BT
Manufacturer SKU:
28484
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.190" | 30.2mm
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:
0.449" | 11.4mm
Shank Seated Depth:
0.325" | 8.2mm
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_B565_C1064
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 142 loads in caliber 7 mm Rem. Mag. with .284 | 140gr | Barnes MRX BT bullet and 71 powders such as Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD. 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>>
84%
55680
89%
**76
100%
ADI AR 2209
<<locked>>
95%
56014
90%
**71
98%
ADI AR 2213
<<locked>>
97%
52968
85%
**51
96%
[ADI AR 2225]*
<<locked>>
97%
34287
55%
**74
93%
Accurate 2700
<<locked>>
85%
55782
89%
**40
99%
Accurate 3100
<<locked>>
97%
51924
83%
**53
99%
Accurate 4350
<<locked>>
89%
55245
89%
**25
100%
[Accurate MAGPRO]*
<<locked>>
97%
51808
83%
**45
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
55376
89%
**79
100%
Alliant Reloder-16
<<locked>>
91%
55521
89%
**84
100%
Alliant Reloder-17
<<locked>>
87%
55825
90%
**84
100%
Alliant Reloder-19
<<locked>>
96%
56101
90%
**74
98%
Alliant Reloder-22
<<locked>>
97%
52112
84%
**41
98%
Alliant Reloder-23
<<locked>>
97%
49647
80%
**82
100%
Alliant Reloder-25
<<locked>>
97%
42757
69%
**90
99%
Alliant Reloder-26 👍
<<locked>>
96%
55782
89%
**66
100%
Hodgdon H380
<<locked>>
83%
55883
90%
**02
100%
Hodgdon H414
<<locked>>
86%
56130
90%
**58
99%
Hodgdon H4350
<<locked>>
93%
55767
89%
**02
99%
Hodgdon H4831
<<locked>>
97%
48588
78%
**04
95%
Hodgdon H4831 SC
<<locked>>
97%
55608
89%
**38
96%
Hodgdon Hybrid 100V
<<locked>>
93%
55579
89%
**99
100%
Hodgdon LVR
<<locked>>
88%
55709
89%
**41
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34287
55%
**74
93%
Hodgdon Superperformance
<<locked>>
88%
55637
89%
**87
99%
Hodgdon VARGET
<<locked>>
85%
55680
89%
**76
100%
Hodgdon TrailBoss
<<locked>>
97%
35056
56%
**60
100%
IMR 4064
<<locked>>
85%
56043
90%
**72
100%
IMR 4166 Enduron
<<locked>>
86%
55666
89%
**66
99%
IMR 4350
<<locked>>
91%
55317
89%
**95
99%
IMR 4451 Enduron
<<locked>>
87%
56057
90%
**92
99%
IMR 4831
<<locked>>
95%
55970
90%
**22
100%
IMR 4955 Enduron
<<locked>>
97%
54607
88%
**79
96%
IMR 7828 SSC
<<locked>>
97%
54056
87%
**77
97%
Lovex S065
<<locked>>
89%
55753
89%
**86
100%
Lovex S070
<<locked>>
90%
56072
90%
**09
99%
Lovex S071
<<locked>>
97%
43947
70%
**08
98%
Norma 204
<<locked>>
91%
55695
89%
**45
98%
Norma MRP
<<locked>>
97%
55651
89%
**27
99%
Norma URP
<<locked>>
90%
55782
89%
**41
100%
Ramshot Hunter 👍
<<locked>>
91%
55477
89%
**54
100%
Ramshot Magnum
<<locked>>
97%
50502
81%
**99
98%
ReloadSwiss RS 14
<<locked>>
97%
35781
57%
**03
100%
ReloadSwiss RS 50
<<locked>>
83%
55709
89%
**86
100%
ReloadSwiss RS 60
<<locked>>
87%
55477
89%
**97
100%
ReloadSwiss RS 62
<<locked>>
90%
55767
89%
**54
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
56115
90%
**20
100%
ReloadSwiss RS 76
<<locked>>
97%
41611
67%
**97
97%
Rottweil R 903
<<locked>>
85%
55303
89%
**79
100%
Rottweil R 904
<<locked>>
94%
55593
89%
**12
97%
Rottweil R 905
<<locked>>
96%
55695
89%
**64
98%
Rottweil R 907
<<locked>>
88%
55709
89%
**82
99%
SNPE Vectan SP 11
<<locked>>
84%
55854
90%
**25
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
55463
89%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56072
90%
**40
99%
Shooters World Long Rifle
<<locked>>
89%
55753
89%
**86
100%
Somchem S355
<<locked>>
85%
55970
90%
**79
100%
Somchem S361
<<locked>>
93%
55564
89%
**69
96%
Somchem S365
<<locked>>
93%
55941
90%
**51
100%
Somchem S385
<<locked>>
96%
55912
90%
**31
99%
Vihtavuori N135
<<locked>>
86%
55709
89%
**90
100%
Vihtavuori N150
<<locked>>
90%
55332
89%
**33
100%
Vihtavuori N160
<<locked>>
88%
56101
90%
**05
100%
Vihtavuori N165
<<locked>>
97%
48501
78%
**90
97%
Vihtavuori N550
<<locked>>
88%
55622
89%
**38
100%
Vihtavuori N555 👍
<<locked>>
97%
55434
89%
**58
100%
Vihtavuori N560
<<locked>>
97%
52214
84%
**68
96%
[Vihtavuori N565]*
<<locked>>
97%
44179
71%
**84
94%
Winchester 6.5 StaBALL
<<locked>>
89%
55593
89%
**66
100%
Winchester 760
<<locked>>
86%
56130
90%
**58
99%
Winchester StaBALL HD 👍
<<locked>>
97%
45092
72%
**41
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50328
81%
**90
100%
[ADI AR 2209]*
<<locked>>
81%
34983
56%
**28
92%
[ADI AR 2213]*
<<locked>>
86%
36506
59%
**80
90%
[ADI AR 2225]*
<<locked>>
93%
30226
48%
**43
90%
Accurate 2700
<<locked>>
81%
48472
78%
**12
98%
[Accurate 3100]*
<<locked>>
81%
30443
49%
**93
93%
Accurate 4350
<<locked>>
81%
41350
66%
**72
99%
[Accurate MAGPRO]*
<<locked>>
90%
40640
65%
**05
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50792
81%
**07
100%
Alliant Reloder-16
<<locked>>
81%
40030
64%
**85
99%
Alliant Reloder-17
<<locked>>
81%
45687
73%
**13
100%
[Alliant Reloder-19]*
<<locked>>
81%
34780
56%
**28
92%
[Alliant Reloder-22]*
<<locked>>
82%
31923
51%
**85
90%
Alliant Reloder-23
<<locked>>
81%
29385
47%
**26
97%
[Alliant Reloder-25]*
<<locked>>
81%
26179
42%
**15
90%
Alliant Reloder-26
<<locked>>
81%
31662
51%
**41
95%
Hodgdon H380
<<locked>>
81%
51880
83%
**43
100%
Hodgdon H414
<<locked>>
81%
47108
76%
**07
98%
Hodgdon H4350
<<locked>>
81%
38406
62%
**61
95%
[Hodgdon H4831]*
<<locked>>
88%
37130
60%
**61
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
37130
60%
**61
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37318
60%
**67
99%
Hodgdon LVR
<<locked>>
81%
44019
71%
**22
99%
[Hodgdon Retumbo]*
<<locked>>
93%
30226
48%
**43
90%
Hodgdon Superperformance
<<locked>>
81%
42438
68%
**38
96%
Hodgdon VARGET
<<locked>>
81%
49705
80%
**74
100%
Hodgdon TrailBoss
<<locked>>
81%
27775
45%
**99
100%
IMR 4064
<<locked>>
81%
49298
79%
**61
100%
IMR 4166 Enduron
<<locked>>
81%
48370
78%
**35
98%
IMR 4350
<<locked>>
81%
40393
65%
**13
96%
IMR 4451 Enduron
<<locked>>
81%
46528
75%
**22
98%
IMR 4831
<<locked>>
81%
36013
58%
**38
98%
[IMR 4955 Enduron]*
<<locked>>
84%
36187
58%
**98
90%
[IMR 7828 SSC]*
<<locked>>
85%
36143
58%
**84
90%
Lovex S065
<<locked>>
81%
43859
70%
**69
98%
Lovex S070
<<locked>>
81%
42206
68%
**46
97%
[Lovex S071]*
<<locked>>
81%
26165
42%
**56
91%
[Norma 204]*
<<locked>>
81%
40132
64%
**33
94%
[Norma MRP]*
<<locked>>
81%
31850
51%
**12
92%
Norma URP
<<locked>>
81%
40843
65%
**62
99%
Ramshot Hunter
<<locked>>
81%
39827
64%
**56
97%
[Ramshot Magnum]*
<<locked>>
84%
30850
49%
**33
90%
ReloadSwiss RS 14
<<locked>>
81%
28471
46%
**45
100%
ReloadSwiss RS 50
<<locked>>
81%
51851
83%
**20
99%
ReloadSwiss RS 60
<<locked>>
81%
44092
71%
**04
100%
ReloadSwiss RS 62
<<locked>>
81%
41321
66%
**99
99%
ReloadSwiss RS 70
<<locked>>
81%
39769
64%
**02
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
30821
49%
**85
90%
Rottweil R 903
<<locked>>
81%
48588
78%
**64
100%
[Rottweil R 904]*
<<locked>>
81%
36245
58%
**15
91%
[Rottweil R 905]*
<<locked>>
81%
33707
54%
**98
92%
Rottweil R 907
<<locked>>
81%
44991
72%
**89
97%
SNPE Vectan SP 11
<<locked>>
81%
49734
80%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49211
79%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43120
69%
**17
97%
Shooters World Long Rifle
<<locked>>
81%
43859
70%
**69
98%
Somchem S355
<<locked>>
81%
48573
78%
**67
100%
[Somchem S361]*
<<locked>>
81%
37028
59%
**02
90%
Somchem S365
<<locked>>
81%
37289
60%
**23
100%
[Somchem S385]*
<<locked>>
81%
34505
55%
**89
93%
Vihtavuori N135
<<locked>>
81%
47268
76%
**59
100%
Vihtavuori N150
<<locked>>
81%
41829
67%
**07
100%
Vihtavuori N160
<<locked>>
81%
44324
71%
**05
99%
[Vihtavuori N165]*
<<locked>>
82%
30095
48%
**70
90%
Vihtavuori N550
<<locked>>
81%
44701
72%
**48
99%
Vihtavuori N555
<<locked>>
81%
32735
52%
**05
97%
[Vihtavuori N560]*
<<locked>>
86%
36651
59%
**23
90%
[Vihtavuori N565]*
<<locked>>
90%
35360
57%
**84
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41582
67%
**40
100%
Winchester 760
<<locked>>
81%
47108
76%
**07
98%
Winchester StaBALL HD
<<locked>>
81%
23322
37%
**93
96%

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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