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Load data for 7 mm Blaser Mag + .284 | 139gr | Hornady SP

Recommended Powder(s):

7 mm Blaser Mag + .284 | 139gr | Hornady SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 139gr | Hornady SP
Manufacturer SKU:
2820
Bullet Weight:
139gr | 9.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
<<locked>>
Caliber:
7 mm Blaser Mag load data
Case Length (l3):
2.303" | 58.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
82.5 Grains of Water | 5.36 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B2628_C1050
Last updated:
2026-01-24

Load data for 138 loads in caliber 7 mm Blaser Mag with .284 | 139gr | Hornady SP bullet and 69 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".

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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 2209
<<locked>>
93%
54650
90%
**74
98%
ADI AR 2213
<<locked>>
96%
54360
89%
**00
97%
[ADI AR 2217]*
<<locked>>
97%
40741
67%
**05
93%
ADI AR 2225
<<locked>>
97%
36390
60%
**59
95%
Accurate 3100
<<locked>>
96%
54636
90%
**22
100%
Accurate 4350
<<locked>>
87%
54418
89%
**41
100%
Accurate MAGPRO
<<locked>>
96%
54143
89%
**07
95%
Alliant Reloder-16
<<locked>>
89%
54273
89%
**87
100%
Alliant Reloder-17
<<locked>>
84%
54520
89%
**91
100%
Alliant Reloder-19
<<locked>>
93%
54752
90%
**74
98%
Alliant Reloder-22
<<locked>>
96%
54737
90%
**10
98%
Alliant Reloder-23 👍
<<locked>>
97%
52373
86%
**48
100%
Alliant Reloder-25
<<locked>>
97%
45469
75%
**69
99%
Alliant Reloder-26 👍
<<locked>>
94%
54534
90%
**63
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
54563
90%
**18
94%
Bofors RP15
<<locked>>
97%
50908
84%
**41
98%
[Bofors RP30]*
<<locked>>
97%
41423
68%
**74
94%
Bofors RP5
<<locked>>
96%
54737
90%
**10
98%
Bofors RP7
<<locked>>
86%
54665
90%
**02
99%
[Hodgdon H1000]*
<<locked>>
97%
40741
67%
**05
93%
Hodgdon H414
<<locked>>
84%
54665
90%
**64
99%
Hodgdon H4350
<<locked>>
91%
54549
90%
**15
99%
Hodgdon H4831
<<locked>>
97%
51285
84%
**82
96%
Hodgdon H4831 SC
<<locked>>
95%
54795
90%
**48
97%
Hodgdon Hybrid 100V
<<locked>>
91%
54157
89%
**95
100%
Hodgdon LVR
<<locked>>
86%
54752
90%
**45
100%
Hodgdon Retumbo
<<locked>>
97%
36390
60%
**59
95%
Hodgdon Superperformance
<<locked>>
86%
54273
89%
**91
99%
Hodgdon TrailBoss
<<locked>>
96%
34911
57%
**90
100%
IMR 4166 Enduron
<<locked>>
84%
54404
89%
**72
99%
IMR 4350
<<locked>>
89%
54273
89%
**02
99%
IMR 4451 Enduron
<<locked>>
85%
54549
90%
**02
99%
IMR 4831 👍
<<locked>>
93%
54679
90%
**28
100%
IMR 4955 Enduron
<<locked>>
95%
54592
90%
**12
97%
IMR 7828 SSC
<<locked>>
95%
54636
90%
**17
97%
Lovex S065
<<locked>>
86%
54186
89%
**79
100%
Lovex S070
<<locked>>
87%
54157
89%
**02
99%
Lovex S071
<<locked>>
97%
46195
76%
**77
99%
Norma 204
<<locked>>
88%
54143
89%
**45
98%
Norma MRP
<<locked>>
94%
54389
89%
**30
99%
Norma URP
<<locked>>
88%
54810
90%
**54
100%
Ramshot Grand
<<locked>>
93%
53940
89%
**17
98%
Ramshot Hunter
<<locked>>
89%
54360
89%
**58
100%
Ramshot Magnum
<<locked>>
97%
54418
89%
**84
99%
ReloadSwiss RS 14
<<locked>>
96%
35665
59%
**36
100%
ReloadSwiss RS 62
<<locked>>
87%
54563
90%
**64
100%
ReloadSwiss RS 70
<<locked>>
88%
54317
89%
**14
100%
ReloadSwiss RS 76
<<locked>>
97%
44425
73%
**99
98%
Rottweil R 903
<<locked>>
83%
54752
90%
**92
100%
Rottweil R 904
<<locked>>
92%
54070
89%
**15
97%
Rottweil R 905
<<locked>>
93%
54273
89%
**61
98%
Rottweil R 907
<<locked>>
86%
54665
90%
**02
99%
SNPE Vectan Tubal 7000
<<locked>>
87%
54752
90%
**49
99%
Shooters World Long Rifle
<<locked>>
86%
54186
89%
**79
100%
Somchem S355
<<locked>>
83%
54694
90%
**92
100%
Somchem S361
<<locked>>
91%
54085
89%
**72
96%
Somchem S365
<<locked>>
90%
53983
89%
**45
100%
Somchem S385
<<locked>>
93%
54418
89%
**35
99%
Vihtavuori N135
<<locked>>
84%
54505
89%
**97
100%
Vihtavuori N150
<<locked>>
88%
54447
89%
**43
100%
Vihtavuori N160
<<locked>>
86%
54244
89%
**02
100%
Vihtavuori N165
<<locked>>
97%
51648
85%
**69
98%
Vihtavuori N550
<<locked>>
85%
54491
89%
**45
100%
Vihtavuori N555 👍
<<locked>>
95%
54824
90%
**81
100%
Vihtavuori N560
<<locked>>
96%
54752
90%
**36
97%
Vihtavuori N565
<<locked>>
97%
47848
79%
**79
95%
Winchester 6.5 StaBALL
<<locked>>
87%
54447
89%
**76
100%
Winchester 760
<<locked>>
84%
54665
90%
**64
99%
Winchester StaBALL HD 👍
<<locked>>
97%
49197
81%
**23
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
36651
60%
**03
93%
[ADI AR 2213]*
<<locked>>
83%
35505
58%
**84
90%
[ADI AR 2217]*
<<locked>>
93%
35897
59%
**84
90%
[ADI AR 2225]*
<<locked>>
91%
29791
49%
**46
90%
Accurate 3100
<<locked>>
81%
32329
53%
**62
95%
Accurate 4350
<<locked>>
81%
43714
72%
**48
99%
[Accurate MAGPRO]*
<<locked>>
88%
39581
65%
**12
90%
Alliant Reloder-16
<<locked>>
81%
41974
69%
**51
99%
Alliant Reloder-17
<<locked>>
81%
48486
80%
**89
100%
[Alliant Reloder-19]*
<<locked>>
81%
36579
60%
**94
93%
[Alliant Reloder-22]*
<<locked>>
81%
32401
53%
**21
91%
Alliant Reloder-23
<<locked>>
81%
31125
51%
**98
98%
[Alliant Reloder-25]*
<<locked>>
81%
27253
45%
**80
92%
Alliant Reloder-26
<<locked>>
81%
33808
56%
**26
97%
[Baschieri & Pellagri 109]*
<<locked>>
90%
44005
72%
**05
90%
[Bofors RP15]*
<<locked>>
82%
31604
52%
**92
90%
[Bofors RP30]*
<<locked>>
90%
33446
55%
**67
90%
[Bofors RP5]*
<<locked>>
81%
32401
53%
**21
91%
Bofors RP7
<<locked>>
81%
47007
77%
**61
98%
[Hodgdon H1000]*
<<locked>>
93%
35897
59%
**84
90%
Hodgdon H414
<<locked>>
81%
49632
81%
**79
99%
Hodgdon H4350
<<locked>>
81%
40509
66%
**43
96%
[Hodgdon H4831]*
<<locked>>
86%
36477
60%
**74
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
36187
59%
**57
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39450
65%
**36
100%
Hodgdon LVR
<<locked>>
81%
46369
76%
**97
99%
[Hodgdon Retumbo]*
<<locked>>
91%
29791
49%
**46
90%
Hodgdon Superperformance
<<locked>>
81%
44991
74%
**17
98%
Hodgdon TrailBoss
<<locked>>
81%
27992
46%
**36
100%
IMR 4166 Enduron
<<locked>>
81%
50299
83%
**00
99%
IMR 4350
<<locked>>
81%
42438
70%
**76
97%
IMR 4451 Enduron
<<locked>>
81%
48341
79%
**81
98%
IMR 4831
<<locked>>
81%
37971
62%
**07
98%
[IMR 4955 Enduron]*
<<locked>>
81%
34940
57%
**98
90%
[IMR 7828 SSC]*
<<locked>>
83%
35244
58%
**87
90%
Lovex S065
<<locked>>
81%
46021
76%
**35
99%
Lovex S070
<<locked>>
81%
44179
73%
**18
98%
[Lovex S071]*
<<locked>>
81%
27717
45%
**21
92%
Norma 204
<<locked>>
81%
42032
69%
**08
95%
[Norma MRP]*
<<locked>>
81%
33794
55%
**87
94%
Norma URP
<<locked>>
81%
43207
71%
**41
99%
[Ramshot Grand]*
<<locked>>
81%
34838
57%
**87
90%
Ramshot Hunter
<<locked>>
81%
41829
69%
**18
98%
[Ramshot Magnum]*
<<locked>>
81%
29834
49%
**33
90%
ReloadSwiss RS 14
<<locked>>
81%
28718
47%
**78
100%
ReloadSwiss RS 62
<<locked>>
81%
43642
72%
**64
99%
ReloadSwiss RS 70
<<locked>>
81%
42061
69%
**81
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
30095
49%
**85
90%
Rottweil R 903
<<locked>>
81%
50937
84%
**33
100%
[Rottweil R 904]*
<<locked>>
81%
38247
63%
**87
92%
[Rottweil R 905]*
<<locked>>
81%
35810
59%
**74
93%
Rottweil R 907
<<locked>>
81%
47007
77%
**61
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
45034
74%
**72
98%
Shooters World Long Rifle
<<locked>>
81%
46021
76%
**35
99%
Somchem S355
<<locked>>
81%
50995
84%
**27
100%
[Somchem S361]*
<<locked>>
81%
38841
64%
**74
92%
Somchem S365
<<locked>>
81%
39769
65%
**89
100%
[Somchem S385]*
<<locked>>
81%
36434
60%
**64
94%
Vihtavuori N135
<<locked>>
81%
49414
81%
**25
100%
Vihtavuori N150
<<locked>>
81%
43569
72%
**56
100%
Vihtavuori N160
<<locked>>
81%
46499
76%
**71
100%
[Vihtavuori N165]*
<<locked>>
81%
30603
50%
**00
91%
Vihtavuori N550
<<locked>>
81%
46876
77%
**13
100%
Vihtavuori N555
<<locked>>
81%
34621
57%
**71
98%
[Vihtavuori N560]*
<<locked>>
84%
35781
59%
**23
90%
[Vihtavuori N565]*
<<locked>>
88%
34998
57%
**84
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43627
72%
**99
100%
Winchester 760
<<locked>>
81%
49632
81%
**79
99%
Winchester StaBALL HD
<<locked>>
81%
25512
42%
**66
97%

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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