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Load data for 7 mm Blaser Mag + .284 | 140gr | Sierra SPT Pro-Hunter

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Recommended Powder(s):

7 mm Blaser Mag + .284 | 140gr | Sierra SPT Pro-Hunter

Load Specifications

Bullet:
.284 | 140gr | Sierra SPT Pro-Hunter
Manufacturer SKU:
1910
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.120" | 28.4mm
Caliber:
7 mm Blaser Mag
Case Length (l3):
2.303" | 58.5mm
Cartridge Length (C.O.L.):
3.250" | 82.6mm
Seated Depth:
0.173" | 4.4mm
Shank Seated Depth:
0.173" | 4.4mm
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_B5840_C1050

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

Load data for 126 loads in caliber 7 mm Blaser Mag with .284 | 140gr | Sierra SPT Pro-Hunter bullet and 63 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 2209
<<locked>>
92%
54491
89%
**71
98%
ADI AR 2213
<<locked>>
96%
54114
89%
**97
97%
[ADI AR 2217]*
<<locked>>
97%
41423
68%
**18
94%
ADI AR 2225
<<locked>>
97%
36883
61%
**69
95%
Accurate 3100
<<locked>>
96%
54462
89%
**15
100%
Accurate 4350
<<locked>>
87%
54418
89%
**28
100%
Accurate MAGPRO
<<locked>>
96%
54041
89%
**07
95%
Alliant Reloder-16
<<locked>>
88%
54375
89%
**77
100%
Alliant Reloder-17
<<locked>>
84%
54592
90%
**81
100%
Alliant Reloder-19
<<locked>>
93%
54737
90%
**64
98%
Alliant Reloder-22
<<locked>>
96%
54694
90%
**10
99%
Alliant Reloder-23 👍
<<locked>>
97%
53461
88%
**51
100%
Alliant Reloder-25
<<locked>>
97%
45992
76%
**72
100%
Alliant Reloder-26 👍
<<locked>>
93%
54491
89%
**46
100%
[Hodgdon H1000]*
<<locked>>
97%
41423
68%
**18
94%
Hodgdon H414
<<locked>>
83%
54404
89%
**51
99%
Hodgdon H4350
<<locked>>
90%
54027
89%
**02
99%
Hodgdon H4831
<<locked>>
97%
52620
86%
**05
96%
Hodgdon H4831 SC
<<locked>>
94%
54418
89%
**41
97%
Hodgdon Hybrid 100V
<<locked>>
90%
54041
89%
**92
100%
Hodgdon LVR
<<locked>>
86%
54650
90%
**31
100%
Hodgdon Retumbo
<<locked>>
97%
36883
61%
**69
95%
Hodgdon Superperformance
<<locked>>
86%
54099
89%
**77
99%
Hodgdon TrailBoss
<<locked>>
96%
34925
57%
**86
100%
IMR 4166 Enduron
<<locked>>
84%
54824
90%
**69
99%
IMR 4350
<<locked>>
88%
53998
89%
**99
99%
IMR 4451 Enduron
<<locked>>
84%
54433
89%
**92
99%
IMR 4831
<<locked>>
92%
54273
89%
**15
100%
IMR 4955 Enduron
<<locked>>
95%
54041
89%
**99
97%
IMR 7828 SSC
<<locked>>
95%
54549
90%
**17
97%
Lovex S065
<<locked>>
86%
54418
89%
**79
100%
Lovex S070
<<locked>>
87%
54781
90%
**05
99%
Lovex S071
<<locked>>
97%
46789
77%
**81
99%
Norma 204
<<locked>>
88%
54128
89%
**35
98%
[Norma 217]*
<<locked>>
97%
32648
54%
**80
92%
Norma MRP 👍
<<locked>>
94%
54346
89%
**30
99%
Norma URP
<<locked>>
87%
53896
88%
**25
100%
Ramshot Hunter
<<locked>>
88%
54375
89%
**48
100%
Ramshot Magnum
<<locked>>
96%
54375
89%
**81
99%
ReloadSwiss RS 14
<<locked>>
96%
35636
59%
**29
100%
ReloadSwiss RS 60
<<locked>>
85%
53896
88%
**00
100%
ReloadSwiss RS 62
<<locked>>
87%
54563
90%
**51
100%
ReloadSwiss RS 70
<<locked>>
88%
54172
89%
**97
100%
ReloadSwiss RS 76
<<locked>>
97%
45556
75%
**22
99%
Rottweil R 904
<<locked>>
92%
54404
89%
**09
97%
Rottweil R 905
<<locked>>
93%
54244
89%
**61
99%
Rottweil R 907
<<locked>>
85%
54650
90%
**92
99%
SNPE Vectan Tubal 7000
<<locked>>
87%
54650
90%
**46
99%
Shooters World Long Rifle
<<locked>>
86%
54418
89%
**79
100%
Somchem S361
<<locked>>
90%
53969
89%
**72
97%
Somchem S365
<<locked>>
89%
54041
89%
**35
100%
Somchem S385
<<locked>>
93%
54215
89%
**18
99%
Vihtavuori N135
<<locked>>
84%
54592
90%
**90
100%
Vihtavuori N150
<<locked>>
88%
54462
89%
**30
100%
Vihtavuori N160
<<locked>>
85%
54128
89%
**89
100%
Vihtavuori N165
<<locked>>
97%
52199
86%
**69
98%
Vihtavuori N550
<<locked>>
85%
54520
89%
**35
100%
Vihtavuori N555 👍
<<locked>>
94%
54810
90%
**64
100%
Vihtavuori N560
<<locked>>
96%
54404
89%
**14
97%
Vihtavuori N565
<<locked>>
97%
48370
79%
**92
96%
Winchester 6.5 StaBALL
<<locked>>
87%
54273
89%
**63
100%
Winchester 760
<<locked>>
83%
54404
89%
**51
99%
Winchester StaBALL HD 👍
<<locked>>
97%
50096
82%
**27
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
37202
61%
**03
93%
[ADI AR 2213]*
<<locked>>
83%
35041
58%
**64
90%
[ADI AR 2217]*
<<locked>>
92%
34896
57%
**51
90%
[ADI AR 2225]*
<<locked>>
90%
29443
48%
**36
90%
Accurate 3100
<<locked>>
81%
32909
54%
**66
95%
Accurate 4350
<<locked>>
81%
44440
73%
**58
100%
[Accurate MAGPRO]*
<<locked>>
87%
39059
64%
**92
90%
Alliant Reloder-16
<<locked>>
81%
42656
70%
**61
100%
Alliant Reloder-17
<<locked>>
81%
49226
81%
**95
100%
[Alliant Reloder-19]*
<<locked>>
81%
37130
61%
**03
94%
[Alliant Reloder-22]*
<<locked>>
81%
32938
54%
**21
91%
Alliant Reloder-23
<<locked>>
81%
31488
52%
**95
98%
[Alliant Reloder-25]*
<<locked>>
81%
27688
45%
**84
92%
Alliant Reloder-26
<<locked>>
81%
34360
56%
**36
97%
[Hodgdon H1000]*
<<locked>>
92%
34896
57%
**51
90%
Hodgdon H414
<<locked>>
81%
50285
83%
**86
99%
Hodgdon H4350
<<locked>>
81%
40785
67%
**36
96%
[Hodgdon H4831]*
<<locked>>
85%
35926
59%
**54
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
35737
59%
**41
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40016
66%
**36
100%
Hodgdon LVR
<<locked>>
81%
47050
77%
**04
99%
[Hodgdon Retumbo]*
<<locked>>
90%
29443
48%
**36
90%
Hodgdon Superperformance
<<locked>>
81%
45745
75%
**27
98%
Hodgdon TrailBoss
<<locked>>
81%
28036
46%
**32
100%
IMR 4166 Enduron
<<locked>>
81%
50459
83%
**94
99%
IMR 4350
<<locked>>
81%
43033
71%
**85
97%
IMR 4451 Enduron
<<locked>>
81%
48950
80%
**87
99%
IMR 4831
<<locked>>
81%
38290
63%
**03
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35070
58%
**92
90%
[IMR 7828 SSC]*
<<locked>>
82%
34780
57%
**67
90%
Lovex S065
<<locked>>
81%
46296
76%
**38
99%
Lovex S070
<<locked>>
81%
44802
74%
**28
98%
[Lovex S071]*
<<locked>>
81%
28282
46%
**41
93%
Norma 204
<<locked>>
81%
42627
70%
**08
95%
[Norma 217]*
<<locked>>
94%
29544
48%
**79
90%
[Norma MRP]*
<<locked>>
81%
34330
56%
**00
94%
Norma URP
<<locked>>
81%
43758
72%
**48
99%
Ramshot Hunter
<<locked>>
81%
42438
70%
**28
98%
[Ramshot Magnum]*
<<locked>>
81%
30255
50%
**33
90%
ReloadSwiss RS 14
<<locked>>
81%
28776
47%
**75
100%
ReloadSwiss RS 60
<<locked>>
81%
47413
78%
**82
100%
ReloadSwiss RS 62
<<locked>>
81%
44309
73%
**74
99%
ReloadSwiss RS 70
<<locked>>
81%
42656
70%
**90
99%
[ReloadSwiss RS 76]*
<<locked>>
85%
29617
49%
**69
90%
[Rottweil R 904]*
<<locked>>
81%
38609
63%
**97
93%
[Rottweil R 905]*
<<locked>>
81%
36303
60%
**84
93%
Rottweil R 907
<<locked>>
81%
47645
78%
**58
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
45716
75%
**82
98%
Shooters World Long Rifle
<<locked>>
81%
46296
76%
**38
99%
[Somchem S361]*
<<locked>>
81%
39334
65%
**80
92%
Somchem S365
<<locked>>
81%
40495
66%
**99
100%
Somchem S385
<<locked>>
81%
36999
61%
**74
95%
Vihtavuori N135
<<locked>>
81%
50067
82%
**22
100%
Vihtavuori N150
<<locked>>
81%
44251
73%
**66
100%
Vihtavuori N160
<<locked>>
81%
47152
77%
**77
100%
[Vihtavuori N165]*
<<locked>>
81%
31125
51%
**10
91%
Vihtavuori N550
<<locked>>
81%
47543
78%
**20
100%
Vihtavuori N555
<<locked>>
81%
35288
58%
**87
98%
[Vihtavuori N560]*
<<locked>>
83%
35346
58%
**03
90%
[Vihtavuori N565]*
<<locked>>
87%
34490
57%
**71
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44193
73%
**02
100%
Winchester 760
<<locked>>
81%
50285
83%
**86
99%
Winchester StaBALL HD
<<locked>>
81%
26194
43%
**85
98%

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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