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Load data for 9 mm Steyr (Roth) + .357 | 158gr | H&N HP HS

Recommended Powder(s): ReloadSwiss RS 20

9 mm Steyr (Roth) + .357 | 158gr | H&N HP HS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 158gr | H&N HP HS
Bullet Weight:
158gr | 10.2g
Bullet Diameter:
0.357" | 9.07mm
Bullet Length:
<<locked>>
Caliber:
9 mm Steyr (Roth) load data
Case Length (l3):
0.913" | 23.2mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
17.4 Grains of Water | 1.13 cm³
Primer Size:
Small Pistol (SP)
Max. allowed Pressure:
19580 psi | 1350 bar
LID:
LID_B7477_C1226
Last updated:
2025-01-01

Load data for 0 loads in caliber 9 mm Steyr (Roth) with .357 | 158gr | H&N HP HS bullet and 0 powders such as ReloadSwiss RS 20. 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 AP 100]*
<<locked>>
83%
17579
90%
**2
85%
Accurate Solo 1250
<<locked>>
66%
17506
89%
**3
100%
Alliant Herco 👍
<<locked>>
80%
17550
90%
**9
99%
[Alliant POWER PISTOL]*
<<locked>>
68%
17158
88%
**2
84%
Alliant UNIQUE
<<locked>>
66%
17085
87%
**9
98%
Baschieri & Pellagri 102 Pistol
<<locked>>
80%
17506
89%
**6
100%
Maxam CSB 1
<<locked>>
68%
17289
88%
**6
100%
Maxam CSB 2
<<locked>>
67%
17056
87%
**9
100%
ReloadSwiss RS 20 👍
<<locked>>
70%
17347
89%
**2
100%
Rottweil P 806
<<locked>>
84%
17521
89%
**24
92%
SNPE Vectan A0
<<locked>>
67%
17027
87%
**6
98%
SNPE Vectan BA7 1/2
<<locked>>
74%
17521
89%
**9
92%
[SNPE Vectan SP 2]*
<<locked>>
68%
17550
90%
**1
87%
Somchem MS200
<<locked>>
64%
17535
90%
**3
99%
Vihtavuori 3N37
<<locked>>
70%
17056
87%
**5
93%
Vihtavuori N330
<<locked>>
63%
16926
86%
**3
100%
Vihtavuori N340
<<locked>>
66%
17231
88%
**6
98%
Vihtavuori N350
<<locked>>
73%
17056
87%
**5
93%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
74%
13909
71%
**0
81%
Accurate Solo 1250
<<locked>>
61%
15243
78%
**3
100%
Alliant Herco
<<locked>>
71%
13648
70%
**7
96%
[Alliant POWER PISTOL]*
<<locked>>
62%
14388
73%
**9
80%
Alliant UNIQUE
<<locked>>
61%
14504
74%
**6
97%
Baschieri & Pellagri 102 Pistol
<<locked>>
76%
15490
79%
**7
100%
Maxam CSB 1
<<locked>>
65%
15867
81%
**3
100%
Maxam CSB 2
<<locked>>
62%
14214
73%
**0
100%
ReloadSwiss RS 20
<<locked>>
61%
12995
66%
**3
97%
[Rottweil P 806]*
<<locked>>
69%
9950
51%
**3
81%
SNPE Vectan A0
<<locked>>
64%
15795
81%
**3
97%
[SNPE Vectan BA7 1/2]*
<<locked>>
67%
14243
73%
**7
88%
[SNPE Vectan SP 2]*
<<locked>>
60%
13126
67%
**9
82%
Somchem MS200
<<locked>>
60%
15519
79%
**0
98%
[Vihtavuori 3N37]*
<<locked>>
62%
13111
67%
**0
88%
Vihtavuori N330
<<locked>>
60%
15418
79%
**6
100%
Vihtavuori N340
<<locked>>
62%
15142
77%
**3
97%
[Vihtavuori N350]*
<<locked>>
64%
13068
67%
**0
88%

Start Load - Barrel Length: 5.50''

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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