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

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

7 mm Rem. 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 Rem. Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.241" | 82.3mm
Seated Depth:
0.644" | 16.4mm
Shank Seated Depth:
0.539" | 13.7mm
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_B10839_C1064
Last updated:
2025-02-02
Recommended Twist Rate:
1:10 - 1:8

Load data for 142 loads in caliber 7 mm Rem. Mag. with .284 | 150gr | Swift Scirocco bullet and 71 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 33.6 fps

  • .

    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 2208
<<locked>>
84%
55753
89%
**74
100%
ADI AR 2209
<<locked>>
95%
55782
89%
**69
99%
ADI AR 2213
<<locked>>
97%
53330
86%
**53
97%
[ADI AR 2217]*
<<locked>>
97%
39117
63%
**57
93%
[ADI AR 2225]*
<<locked>>
97%
34737
56%
**08
94%
Accurate 2700
<<locked>>
85%
55448
89%
**31
99%
Accurate 3100
<<locked>>
97%
53635
86%
**77
100%
Accurate 4350
<<locked>>
89%
55956
90%
**30
100%
Accurate MAGPRO
<<locked>>
97%
52170
84%
**59
95%
Alliant Reloder- TS 15.5
<<locked>>
83%
55970
90%
**84
100%
Alliant Reloder-16
<<locked>>
90%
55274
89%
**76
100%
Alliant Reloder-17
<<locked>>
86%
55796
89%
**79
100%
Alliant Reloder-19
<<locked>>
95%
55985
90%
**63
99%
Alliant Reloder-22
<<locked>>
97%
52852
85%
**63
98%
Alliant Reloder-23
<<locked>>
97%
50343
81%
**97
100%
Alliant Reloder-25
<<locked>>
97%
44208
71%
**35
99%
Alliant Reloder-26 👍
<<locked>>
96%
55941
90%
**61
100%
[Hodgdon H1000]*
<<locked>>
97%
39117
63%
**57
93%
Hodgdon H414
<<locked>>
85%
56101
90%
**59
100%
Hodgdon H4350
<<locked>>
92%
55970
90%
**04
99%
Hodgdon H4831
<<locked>>
97%
49748
80%
**41
96%
Hodgdon H4831 SC
<<locked>>
96%
55085
88%
**30
97%
Hodgdon Hybrid 100V
<<locked>>
92%
55869
90%
**97
100%
Hodgdon LVR
<<locked>>
88%
55941
90%
**36
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34737
56%
**08
94%
Hodgdon Superperformance
<<locked>>
88%
56086
90%
**95
99%
Hodgdon VARGET
<<locked>>
84%
56057
90%
**77
100%
Hodgdon TrailBoss
<<locked>>
96%
34853
56%
**78
100%
IMR 4064
<<locked>>
84%
55666
89%
**54
100%
IMR 4166 Enduron
<<locked>>
85%
55187
88%
**51
99%
IMR 4350
<<locked>>
90%
55622
89%
**00
99%
IMR 4451 Enduron
<<locked>>
86%
55448
89%
**77
99%
IMR 4831 👍
<<locked>>
94%
55593
89%
**20
100%
IMR 4955 Enduron
<<locked>>
97%
55158
88%
**94
97%
IMR 7828 SSC
<<locked>>
97%
55535
89%
**05
98%
Lovex S065
<<locked>>
88%
55767
89%
**77
100%
Lovex S070
<<locked>>
89%
55303
89%
**94
100%
Lovex S071
<<locked>>
97%
44976
72%
**33
99%
Norma 204
<<locked>>
90%
55579
89%
**36
98%
Norma MRP
<<locked>>
96%
55521
89%
**28
100%
Norma URP
<<locked>>
90%
56014
90%
**40
100%
Ramshot Hunter 👍
<<locked>>
90%
55767
89%
**53
100%
Ramshot Magnum
<<locked>>
97%
52054
83%
**23
99%
ReloadSwiss RS 14
<<locked>>
96%
35636
57%
**24
100%
ReloadSwiss RS 60
<<locked>>
87%
55390
89%
**95
100%
ReloadSwiss RS 62
<<locked>>
89%
55448
89%
**56
100%
ReloadSwiss RS 70
<<locked>>
90%
56101
90%
**12
100%
ReloadSwiss RS 76
<<locked>>
97%
42902
69%
**44
98%
Rottweil R 903
<<locked>>
84%
55477
89%
**74
100%
Rottweil R 904
<<locked>>
94%
55985
90%
**20
98%
Rottweil R 905
<<locked>>
95%
55463
89%
**59
99%
Rottweil R 907
<<locked>>
87%
55651
89%
**81
99%
SNPE Vectan SP 11
<<locked>>
84%
55695
89%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
56057
90%
**56
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
55767
89%
**41
100%
Shooters World Long Rifle
<<locked>>
88%
55767
89%
**77
100%
Somchem S355
<<locked>>
85%
55956
90%
**81
100%
Somchem S361
<<locked>>
93%
55622
89%
**74
97%
Somchem S365
<<locked>>
92%
55579
89%
**36
100%
Somchem S385
<<locked>>
95%
55564
89%
**23
99%
Vihtavuori N135
<<locked>>
86%
55376
89%
**82
100%
Vihtavuori N150
<<locked>>
90%
56057
90%
**41
100%
Vihtavuori N160
<<locked>>
87%
55912
90%
**00
100%
Vihtavuori N165
<<locked>>
97%
49371
79%
**08
98%
Vihtavuori N550
<<locked>>
87%
56130
90%
**46
100%
Vihtavuori N555 👍
<<locked>>
96%
55390
89%
**56
100%
Vihtavuori N560
<<locked>>
97%
53447
86%
**89
97%
Vihtavuori N565
<<locked>>
97%
45701
73%
**28
95%
Winchester 6.5 StaBALL
<<locked>>
89%
55361
89%
**64
100%
Winchester 760
<<locked>>
85%
56101
90%
**59
100%
Winchester StaBALL HD 👍
<<locked>>
97%
45919
74%
**53
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50894
82%
**92
100%
[ADI AR 2209]*
<<locked>>
81%
35940
58%
**69
93%
[ADI AR 2213]*
<<locked>>
84%
34824
56%
**56
90%
[ADI AR 2217]*
<<locked>>
93%
35230
56%
**49
90%
[ADI AR 2225]*
<<locked>>
91%
29269
47%
**38
90%
Accurate 2700
<<locked>>
81%
49472
79%
**33
98%
Accurate 3100
<<locked>>
81%
31502
51%
**38
95%
Accurate 4350
<<locked>>
81%
42656
68%
**10
99%
[Accurate MAGPRO]*
<<locked>>
88%
38348
61%
**74
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51938
83%
**25
100%
Alliant Reloder-16
<<locked>>
81%
40625
65%
**07
99%
Alliant Reloder-17
<<locked>>
81%
46847
75%
**41
100%
[Alliant Reloder-19]*
<<locked>>
81%
35781
57%
**62
93%
[Alliant Reloder-22]*
<<locked>>
81%
31372
50%
**87
91%
Alliant Reloder-23
<<locked>>
81%
30284
49%
**70
98%
[Alliant Reloder-25]*
<<locked>>
81%
26701
43%
**56
92%
Alliant Reloder-26
<<locked>>
81%
32735
52%
**89
97%
[Hodgdon H1000]*
<<locked>>
93%
35230
56%
**49
90%
Hodgdon H414
<<locked>>
81%
48167
77%
**22
99%
Hodgdon H4350
<<locked>>
81%
39421
63%
**95
96%
[Hodgdon H4831]*
<<locked>>
86%
35549
57%
**39
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
35331
57%
**33
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38348
61%
**98
100%
Hodgdon LVR
<<locked>>
81%
45237
73%
**56
99%
[Hodgdon Retumbo]*
<<locked>>
91%
29269
47%
**38
90%
Hodgdon Superperformance
<<locked>>
81%
43178
69%
**66
97%
Hodgdon VARGET
<<locked>>
81%
50633
81%
**89
100%
Hodgdon TrailBoss
<<locked>>
82%
28500
46%
**47
100%
IMR 4064
<<locked>>
81%
50212
81%
**72
100%
IMR 4166 Enduron
<<locked>>
81%
49197
79%
**49
99%
IMR 4350
<<locked>>
81%
41423
66%
**35
96%
IMR 4451 Enduron
<<locked>>
81%
47181
76%
**43
98%
IMR 4831
<<locked>>
81%
36941
59%
**75
98%
[IMR 4955 Enduron]*
<<locked>>
81%
34548
55%
**77
90%
[IMR 7828 SSC]*
<<locked>>
83%
34389
55%
**59
90%
Lovex S065
<<locked>>
81%
44846
72%
**94
99%
Lovex S070
<<locked>>
81%
43265
69%
**77
98%
[Lovex S071]*
<<locked>>
81%
27209
44%
**16
92%
Norma 204
<<locked>>
81%
40988
66%
**71
95%
[Norma MRP]*
<<locked>>
81%
32808
53%
**59
94%
Norma URP
<<locked>>
81%
41930
67%
**94
99%
Ramshot Hunter
<<locked>>
81%
40727
65%
**84
98%
[Ramshot Magnum]*
<<locked>>
82%
29530
47%
**18
90%
ReloadSwiss RS 14
<<locked>>
81%
28660
46%
**77
100%
ReloadSwiss RS 60
<<locked>>
81%
45179
72%
**28
100%
ReloadSwiss RS 62
<<locked>>
81%
42163
68%
**20
99%
ReloadSwiss RS 70
<<locked>>
81%
40524
65%
**23
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
29602
47%
**74
90%
Rottweil R 903
<<locked>>
81%
49850
80%
**89
100%
[Rottweil R 904]*
<<locked>>
81%
37173
60%
**52
92%
[Rottweil R 905]*
<<locked>>
81%
34722
56%
**43
93%
Rottweil R 907
<<locked>>
81%
46006
74%
**13
98%
SNPE Vectan SP 11
<<locked>>
81%
51024
82%
**44
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50546
81%
**74
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43816
70%
**31
98%
Shooters World Long Rifle
<<locked>>
81%
44846
72%
**94
99%
Somchem S355
<<locked>>
81%
49632
80%
**76
100%
[Somchem S361]*
<<locked>>
81%
37797
61%
**39
92%
Somchem S365
<<locked>>
81%
38464
62%
**48
100%
[Somchem S385]*
<<locked>>
81%
35288
57%
**30
94%
Vihtavuori N135
<<locked>>
81%
48327
77%
**80
100%
Vihtavuori N150
<<locked>>
81%
42670
68%
**21
100%
Vihtavuori N160
<<locked>>
81%
45194
72%
**23
100%
[Vihtavuori N165]*
<<locked>>
81%
29805
48%
**75
91%
Vihtavuori N550
<<locked>>
81%
45687
73%
**69
100%
Vihtavuori N555
<<locked>>
81%
33837
54%
**49
98%
[Vihtavuori N560]*
<<locked>>
84%
35085
56%
**95
90%
[Vihtavuori N565]*
<<locked>>
88%
34084
55%
**69
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42380
68%
**57
100%
Winchester 760
<<locked>>
81%
48167
77%
**22
99%
Winchester StaBALL HD
<<locked>>
81%
24366
39%
**57
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.

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