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Load data for 7 mm Weath. Mag. + .284 | 150gr | Swift Scirocco

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905

7 mm Weath. Mag. + .284 | 150gr | Swift Scirocco

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 150gr | Swift Scirocco
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.385" | 35.2mm
Caliber:
7 mm Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.310" | 84.1mm
Seated Depth:
0.624" | 15.9mm
Shank Seated Depth:
0.519" | 13.2mm
Case Capacity:
87.0 Grains of Water | 5.65 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10839_C1070
Last updated:
2025-02-02
Recommended Twist Rate:
1:10 - 1:8

Load data for 140 loads in caliber 7 mm Weath. Mag. with .284 | 150gr | Swift Scirocco bullet and 70 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905. 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%
56449
88%
**02
99%
ADI AR 2213
<<locked>>
96%
56463
88%
**45
98%
ADI AR 2217
<<locked>>
97%
42554
67%
**66
95%
ADI AR 2225
<<locked>>
97%
38174
60%
**23
97%
Accurate 2700
<<locked>>
84%
57058
89%
**87
99%
Accurate 3100
<<locked>>
96%
57000
89%
**59
100%
Accurate 4350
<<locked>>
87%
57217
90%
**79
100%
Accurate MAGPRO
<<locked>>
97%
56869
89%
**58
97%
Alliant Reloder-16
<<locked>>
89%
56898
89%
**15
100%
Alliant Reloder-17
<<locked>>
84%
57363
90%
**22
100%
Alliant Reloder-19 👍
<<locked>>
93%
57377
90%
**18
99%
Alliant Reloder-22
<<locked>>
96%
57029
89%
**54
99%
Alliant Reloder-23
<<locked>>
97%
55550
87%
**86
100%
Alliant Reloder-25
<<locked>>
97%
47514
74%
**20
100%
Alliant Reloder-26 👍
<<locked>>
93%
56985
89%
**97
100%
Hodgdon H1000
<<locked>>
97%
42554
67%
**66
95%
Hodgdon H414
<<locked>>
84%
57290
90%
**05
100%
Hodgdon H4350
<<locked>>
91%
56942
89%
**49
100%
Hodgdon H4831
<<locked>>
97%
53621
84%
**36
97%
Hodgdon H4831 SC
<<locked>>
95%
56797
89%
**86
98%
Hodgdon Hybrid 100V
<<locked>>
91%
57246
90%
**40
100%
Hodgdon LVR
<<locked>>
86%
57174
90%
**72
100%
Hodgdon Retumbo
<<locked>>
97%
38174
60%
**23
97%
Hodgdon Superperformance
<<locked>>
86%
56840
89%
**28
100%
Hodgdon TrailBoss
<<locked>>
96%
35273
55%
**21
100%
IMR 4064
<<locked>>
83%
57232
90%
**07
100%
IMR 4166 Enduron
<<locked>>
84%
57014
89%
**17
100%
IMR 4350
<<locked>>
89%
57305
90%
**49
100%
IMR 4451 Enduron
<<locked>>
85%
56898
89%
**27
100%
IMR 4831
<<locked>>
93%
57363
90%
**63
100%
IMR 4955 Enduron
<<locked>>
96%
57116
89%
**59
98%
IMR 7828 SSC
<<locked>>
95%
56913
89%
**64
98%
Lovex S065
<<locked>>
87%
56971
89%
**30
100%
Lovex S070
<<locked>>
88%
57319
90%
**49
100%
Lovex S071
<<locked>>
97%
48544
76%
**18
99%
Norma 204
<<locked>>
88%
56898
89%
**92
99%
Norma 217
<<locked>>
97%
34142
53%
**54
95%
Norma MRP 👍
<<locked>>
94%
57058
89%
**81
100%
Norma URP
<<locked>>
88%
57377
90%
**86
100%
Ramshot Hunter
<<locked>>
89%
57043
89%
**99
100%
Ramshot Magnum
<<locked>>
97%
56753
89%
**31
100%
ReloadSwiss RS 14
<<locked>>
96%
36143
57%
**64
100%
ReloadSwiss RS 60
<<locked>>
85%
56753
89%
**31
100%
ReloadSwiss RS 62
<<locked>>
87%
56550
89%
**86
100%
ReloadSwiss RS 70
<<locked>>
88%
57377
90%
**61
100%
ReloadSwiss RS 76
<<locked>>
97%
46833
73%
**66
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
42482
67%
**31
93%
Rottweil R 903
<<locked>>
83%
57043
89%
**20
100%
Rottweil R 904
<<locked>>
92%
57334
90%
**63
98%
Rottweil R 905 👍
<<locked>>
94%
56985
89%
**09
99%
Rottweil R 907
<<locked>>
86%
56724
89%
**27
100%
SNPE Vectan Tubal 5000
<<locked>>
83%
57145
90%
**89
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
56913
89%
**90
100%
Shooters World Long Rifle
<<locked>>
87%
56971
89%
**30
100%
Somchem S355
<<locked>>
83%
56681
89%
**13
100%
Somchem S361
<<locked>>
91%
56884
89%
**30
98%
Somchem S365
<<locked>>
90%
56971
89%
**79
100%
Somchem S385
<<locked>>
93%
57319
90%
**76
100%
Vihtavuori N135
<<locked>>
84%
56710
89%
**22
100%
Vihtavuori N150
<<locked>>
88%
57087
89%
**71
100%
Vihtavuori N160
<<locked>>
86%
56594
89%
**30
100%
Vihtavuori N165
<<locked>>
97%
53606
84%
**04
99%
Vihtavuori N550
<<locked>>
86%
56971
89%
**76
100%
Vihtavuori N555
<<locked>>
94%
56710
89%
**92
100%
Vihtavuori N560
<<locked>>
96%
57145
90%
**71
98%
Vihtavuori N565
<<locked>>
97%
50328
79%
**43
97%
[Vihtavuori N568]*
<<locked>>
97%
43569
68%
**38
93%
Winchester 6.5 StaBALL
<<locked>>
87%
57217
90%
**10
100%
Winchester 760
<<locked>>
84%
57290
90%
**05
100%
Winchester StaBALL HD
<<locked>>
97%
52301
82%
**64
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
38348
60%
**48
95%
[ADI AR 2213]*
<<locked>>
81%
34316
54%
**69
91%
[ADI AR 2217]*
<<locked>>
89%
33431
52%
**33
90%
[ADI AR 2225]*
<<locked>>
87%
27905
44%
**15
90%
Accurate 2700
<<locked>>
81%
52692
83%
**12
99%
Accurate 3100
<<locked>>
81%
34243
54%
**20
96%
Accurate 4350
<<locked>>
81%
46093
72%
**99
100%
[Accurate MAGPRO]*
<<locked>>
84%
37028
58%
**57
90%
Alliant Reloder-16
<<locked>>
81%
43758
69%
**89
100%
Alliant Reloder-17
<<locked>>
81%
50894
80%
**20
100%
Alliant Reloder-19
<<locked>>
81%
38232
60%
**48
95%
[Alliant Reloder-22]*
<<locked>>
81%
34040
53%
**75
93%
Alliant Reloder-23
<<locked>>
81%
32808
51%
**59
99%
[Alliant Reloder-25]*
<<locked>>
81%
28703
45%
**48
94%
Alliant Reloder-26
<<locked>>
81%
35650
56%
**90
98%
[Hodgdon H1000]*
<<locked>>
89%
33431
52%
**33
90%
Hodgdon H414
<<locked>>
81%
51909
81%
**17
99%
Hodgdon H4350
<<locked>>
81%
42206
66%
**87
97%
[Hodgdon H4831]*
<<locked>>
82%
33823
53%
**16
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35839
56%
**69
91%
Hodgdon Hybrid 100V
<<locked>>
81%
41539
65%
**80
100%
Hodgdon LVR
<<locked>>
81%
48240
76%
**31
100%
[Hodgdon Retumbo]*
<<locked>>
87%
27905
44%
**15
90%
Hodgdon Superperformance
<<locked>>
81%
47166
74%
**67
99%
Hodgdon TrailBoss
<<locked>>
81%
28181
44%
**67
100%
IMR 4064
<<locked>>
81%
53403
84%
**48
100%
IMR 4166 Enduron
<<locked>>
81%
51721
81%
**22
99%
IMR 4350
<<locked>>
81%
44266
69%
**20
98%
IMR 4451 Enduron
<<locked>>
81%
50401
79%
**28
99%
IMR 4831
<<locked>>
81%
39682
62%
**51
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36390
57%
**49
92%
[IMR 7828 SSC]*
<<locked>>
81%
34882
55%
**92
91%
Lovex S065
<<locked>>
81%
47703
75%
**66
100%
Lovex S070
<<locked>>
81%
46050
72%
**59
99%
[Lovex S071]*
<<locked>>
81%
29617
46%
**95
94%
Norma 204
<<locked>>
81%
44135
69%
**56
97%
[Norma 217]*
<<locked>>
91%
28007
44%
**54
90%
Norma MRP
<<locked>>
81%
35679
56%
**51
96%
Norma URP
<<locked>>
81%
45092
71%
**82
100%
Ramshot Hunter
<<locked>>
81%
43859
69%
**72
99%
[Ramshot Magnum]*
<<locked>>
81%
31560
49%
**10
93%
ReloadSwiss RS 14
<<locked>>
81%
28964
45%
**09
100%
ReloadSwiss RS 60
<<locked>>
81%
49023
77%
**20
100%
ReloadSwiss RS 62
<<locked>>
81%
45832
72%
**05
100%
ReloadSwiss RS 70
<<locked>>
81%
44179
69%
**28
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
28181
44%
**51
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
35694
56%
**64
90%
Rottweil R 903
<<locked>>
81%
53127
83%
**61
100%
[Rottweil R 904]*
<<locked>>
81%
39929
63%
**38
94%
Rottweil R 905
<<locked>>
81%
37637
59%
**31
95%
Rottweil R 907
<<locked>>
81%
48849
77%
**99
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
53316
84%
**36
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46833
73%
**13
99%
Shooters World Long Rifle
<<locked>>
81%
47703
75%
**66
100%
Somchem S355
<<locked>>
81%
52866
83%
**51
100%
[Somchem S361]*
<<locked>>
81%
40611
64%
**21
93%
Somchem S365
<<locked>>
81%
41945
66%
**33
100%
Somchem S385
<<locked>>
81%
38174
60%
**18
96%
Vihtavuori N135
<<locked>>
81%
51300
80%
**46
100%
Vihtavuori N150
<<locked>>
81%
45571
71%
**97
100%
Vihtavuori N160
<<locked>>
81%
48588
76%
**02
100%
[Vihtavuori N165]*
<<locked>>
81%
32053
50%
**57
93%
Vihtavuori N550
<<locked>>
81%
49095
77%
**44
100%
Vihtavuori N555
<<locked>>
81%
36854
58%
**35
99%
[Vihtavuori N560]*
<<locked>>
81%
34243
54%
**92
90%
[Vihtavuori N565]*
<<locked>>
84%
32677
51%
**46
90%
[Vihtavuori N568]*
<<locked>>
92%
36724
58%
**84
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45716
72%
**36
100%
Winchester 760
<<locked>>
81%
51909
81%
**17
99%
Winchester StaBALL HD
<<locked>>
81%
27847
44%
**52
99%

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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