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

Recommended Powder(s):

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

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 158gr | H&N RN 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_B7481_C1226
Last updated:
2026-01-25

Load data for 34 loads in caliber 9 mm Steyr (Roth) with .357 | 158gr | H&N RN HS bullet and 17 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".

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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>>
85%
17143
88%
**9
83%
Alliant Herco
<<locked>>
83%
17376
89%
**9
98%
[Alliant POWER PISTOL]*
<<locked>>
70%
17056
87%
**9
83%
Alliant UNIQUE
<<locked>>
69%
17158
88%
**3
98%
Hodgdon CFE Pistol
<<locked>>
66%
17622
90%
**0
100%
Lovex S020
<<locked>>
64%
17390
89%
**6
99%
Maxam CSB 2
<<locked>>
70%
16824
86%
**3
100%
ReloadSwiss RS 20 👍
<<locked>>
73%
17622
90%
**6
99%
Rottweil P 806
<<locked>>
88%
17231
88%
**4
91%
SNPE Vectan BA7 1/2
<<locked>>
76%
17027
87%
**0
90%
SNPE Vectan BA9 1/2
<<locked>>
64%
17550
90%
**0
100%
[SNPE Vectan SP 2]*
<<locked>>
71%
17564
90%
**1
86%
Somchem MS200
<<locked>>
67%
17622
90%
**3
98%
Vihtavuori 3N37
<<locked>>
72%
16926
86%
**2
92%
Vihtavuori N330
<<locked>>
65%
16752
86%
**3
100%
Vihtavuori N340
<<locked>>
69%
17376
89%
**6
98%
Vihtavuori N350
<<locked>>
75%
17013
87%
**9
92%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
80%
14837
76%
**0
81%
Alliant Herco
<<locked>>
76%
14199
73%
**3
96%
[Alliant POWER PISTOL]*
<<locked>>
67%
15214
78%
**9
80%
Alliant UNIQUE
<<locked>>
63%
14344
73%
**3
96%
Hodgdon CFE Pistol
<<locked>>
63%
16201
83%
**3
100%
Lovex S020
<<locked>>
60%
15040
77%
**3
98%
Maxam CSB 2
<<locked>>
65%
14431
74%
**3
100%
ReloadSwiss RS 20
<<locked>>
66%
14156
72%
**7
98%
[Rottweil P 806]*
<<locked>>
74%
10385
53%
**0
81%
[SNPE Vectan BA7 1/2]*
<<locked>>
72%
15214
78%
**3
88%
SNPE Vectan BA9 1/2
<<locked>>
62%
15983
82%
**3
100%
[SNPE Vectan SP 2]*
<<locked>>
64%
13256
68%
**6
81%
Somchem MS200
<<locked>>
64%
16099
82%
**3
98%
[Vihtavuori 3N37]*
<<locked>>
66%
13851
71%
**7
88%
Vihtavuori N330
<<locked>>
61%
14460
74%
**0
100%
Vihtavuori N340
<<locked>>
64%
15200
78%
**3
97%
[Vihtavuori N350]*
<<locked>>
70%
14504
74%
**7
89%

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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