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Load data for 7 mm STW + .284 | 175gr | Hornady SP

Recommended Powder(s): ADI AR 2217, Hodgdon H1000, Hodgdon H4831, Vihtavuori N565, Vihtavuori N570

7 mm STW + .284 | 175gr | Hornady SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 175gr | Hornady SP
Manufacturer SKU:
2850
Bullet Weight:
175gr | 11.3g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.320" | 33.5mm
Caliber:
7 mm STW load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.595" | 91.3mm
Seated Depth:
0.575" | 14.6mm
Shank Seated Depth:
0.575" | 14.6mm
Case Capacity:
97.0 Grains of Water | 6.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
66717 psi | 4600 bar
LID:
LID_B2647_C1066
Last updated:
2025-01-01

Load data for 100 loads in caliber 7 mm STW with .284 | 175gr | Hornady SP bullet and 50 powders such as ADI AR 2217, Hodgdon H1000, Hodgdon H4831, Vihtavuori N565, Vihtavuori N570. 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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    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>>
86%
60031
90%
**35
100%
ADI AR 2213
<<locked>>
89%
59669
89%
**71
100%
ADI AR 2217 👍
<<locked>>
97%
57928
87%
**38
100%
ADI AR 2218
<<locked>>
97%
50415
76%
**15
97%
ADI AR 2225
<<locked>>
97%
53084
80%
**05
100%
Accurate 3100
<<locked>>
89%
60031
90%
**62
100%
[Accurate 8700]*
<<locked>>
97%
39682
59%
**20
93%
Accurate MAGPRO
<<locked>>
89%
59843
90%
**84
99%
Alliant Reloder-19
<<locked>>
87%
59973
90%
**31
100%
Alliant Reloder-22
<<locked>>
89%
59959
90%
**61
100%
Alliant Reloder-23
<<locked>>
90%
59973
90%
**92
100%
Alliant Reloder-25
<<locked>>
94%
59886
90%
**54
100%
Alliant Reloder-26
<<locked>>
85%
59567
89%
**64
100%
Alliant Reloder-33
<<locked>>
97%
55985
84%
**74
98%
Alliant Reloder-50
<<locked>>
97%
48080
72%
**30
96%
Hodgdon H1000 👍
<<locked>>
97%
57928
87%
**38
100%
Hodgdon H4350
<<locked>>
85%
59379
89%
**69
100%
Hodgdon H4831 👍
<<locked>>
92%
59625
89%
**15
100%
Hodgdon H4831 SC
<<locked>>
88%
59886
90%
**25
100%
Hodgdon Hybrid 100V
<<locked>>
84%
59669
89%
**26
100%
Hodgdon Retumbo
<<locked>>
97%
53084
80%
**05
100%
Hodgdon TrailBoss
<<locked>>
97%
36230
54%
**42
100%
IMR 4831
<<locked>>
86%
59741
90%
**59
100%
IMR 4955 Enduron
<<locked>>
90%
59915
90%
**92
100%
IMR 7828 SSC
<<locked>>
88%
60017
90%
**84
100%
IMR 7977 Enduron
<<locked>>
94%
59321
89%
**53
96%
IMR 8133 Enduron
<<locked>>
97%
48385
73%
**26
99%
[Lovex D100]*
<<locked>>
97%
57624
86%
**66
94%
Lovex S071
<<locked>>
94%
59582
89%
**59
100%
Norma 217
<<locked>>
97%
49632
74%
**49
100%
Norma MRP
<<locked>>
87%
59959
90%
**71
100%
[Ramshot LRT]*
<<locked>>
97%
50386
76%
**56
92%
Ramshot Magnum
<<locked>>
89%
59785
90%
**28
100%
ReloadSwiss RS 14
<<locked>>
97%
37130
56%
**78
100%
ReloadSwiss RS 76
<<locked>>
93%
59350
89%
**23
100%
ReloadSwiss RS 80
<<locked>>
96%
59553
89%
**17
100%
Rottweil R 904
<<locked>>
86%
59582
89%
**99
100%
Rottweil R 905
<<locked>>
86%
59277
89%
**22
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
41858
63%
**49
93%
Somchem S361
<<locked>>
85%
59886
90%
**66
100%
Somchem S385
<<locked>>
86%
59480
89%
**82
100%
[Vihtavuori 24N41]*
<<locked>>
97%
51024
76%
**30
92%
Vihtavuori N165
<<locked>>
91%
59321
89%
**66
100%
Vihtavuori N170
<<locked>>
97%
53650
80%
**26
96%
Vihtavuori N555
<<locked>>
87%
59741
90%
**95
100%
Vihtavuori N560
<<locked>>
88%
59321
89%
**84
100%
Vihtavuori N565 👍
<<locked>>
92%
59422
89%
**61
100%
Vihtavuori N568
<<locked>>
96%
59480
89%
**04
100%
Vihtavuori N570 👍
<<locked>>
97%
59915
90%
**43
99%
Winchester StaBALL HD
<<locked>>
90%
59422
89%
**71
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
50140
75%
**90
100%
ADI AR 2213
<<locked>>
81%
45281
68%
**41
99%
ADI AR 2217
<<locked>>
81%
33547
50%
**85
95%
[ADI AR 2218]*
<<locked>>
87%
35085
53%
**70
90%
ADI AR 2225
<<locked>>
81%
30850
46%
**59
97%
Accurate 3100
<<locked>>
81%
45832
69%
**56
100%
[Accurate 8700]*
<<locked>>
93%
34519
52%
**05
90%
Accurate MAGPRO
<<locked>>
81%
45310
68%
**41
97%
Alliant Reloder-19
<<locked>>
81%
49864
75%
**80
100%
Alliant Reloder-22
<<locked>>
81%
45977
69%
**38
99%
Alliant Reloder-23
<<locked>>
81%
44614
67%
**75
100%
Alliant Reloder-25
<<locked>>
81%
38754
58%
**30
100%
Alliant Reloder-26
<<locked>>
81%
50879
76%
**46
100%
[Alliant Reloder-33]*
<<locked>>
83%
33489
50%
**21
90%
[Alliant Reloder-50]*
<<locked>>
88%
34113
51%
**34
90%
Hodgdon H1000
<<locked>>
81%
33547
50%
**85
95%
Hodgdon H4350
<<locked>>
81%
53243
80%
**80
100%
Hodgdon H4831
<<locked>>
81%
42206
63%
**23
97%
Hodgdon H4831 SC
<<locked>>
81%
46992
70%
**18
98%
Hodgdon Hybrid 100V
<<locked>>
81%
53925
81%
**57
100%
Hodgdon Retumbo
<<locked>>
81%
30850
46%
**59
97%
Hodgdon TrailBoss
<<locked>>
87%
31372
47%
**47
100%
IMR 4831
<<locked>>
81%
51459
77%
**44
100%
IMR 4955 Enduron
<<locked>>
81%
45759
69%
**72
98%
IMR 7828 SSC
<<locked>>
81%
46760
70%
**67
99%
[IMR 7977 Enduron]*
<<locked>>
82%
40799
61%
**38
90%
[IMR 8133 Enduron]*
<<locked>>
81%
28384
43%
**77
92%
[Lovex D100]*
<<locked>>
89%
44164
66%
**43
90%
Lovex S071
<<locked>>
81%
39537
59%
**51
100%
Norma 217
<<locked>>
81%
28413
43%
**93
95%
Norma MRP
<<locked>>
81%
48660
73%
**03
100%
[Ramshot LRT]*
<<locked>>
94%
46151
69%
**71
90%
Ramshot Magnum
<<locked>>
81%
43816
66%
**92
100%
ReloadSwiss RS 14
<<locked>>
82%
30182
45%
**40
100%
ReloadSwiss RS 76
<<locked>>
81%
37115
56%
**49
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
33866
51%
**28
94%
Rottweil R 904
<<locked>>
81%
50720
76%
**64
99%
Rottweil R 905
<<locked>>
81%
49661
74%
**67
100%
[SNPE Vectan SP 13]*
<<locked>>
91%
34809
52%
**95
90%
Somchem S361
<<locked>>
81%
51895
78%
**57
99%
Somchem S385
<<locked>>
81%
49980
75%
**44
100%
[Vihtavuori 24N41]*
<<locked>>
94%
46079
69%
**38
90%
Vihtavuori N165
<<locked>>
81%
42337
63%
**03
99%
[Vihtavuori N170]*
<<locked>>
84%
36042
54%
**82
90%
Vihtavuori N555
<<locked>>
81%
49414
74%
**54
100%
Vihtavuori N560
<<locked>>
81%
45992
69%
**61
98%
Vihtavuori N565
<<locked>>
81%
40132
60%
**23
97%
[Vihtavuori N568]*
<<locked>>
81%
35288
53%
**54
94%
[Vihtavuori N570]*
<<locked>>
81%
34084
51%
**51
90%
Winchester StaBALL HD
<<locked>>
81%
43149
65%
**35
100%

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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