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

Recommended Powder(s):

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

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 158gr | H&N RN KB
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_B7482_C1226
Last updated:
2026-01-31

Load data for 38 loads in caliber 9 mm Steyr (Roth) with .357 | 158gr | H&N RN KB bullet and 19 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>>
84%
17419
89%
**6
84%
Accurate Solo 1250
<<locked>>
67%
17216
88%
**6
100%
Alliant BE-86
<<locked>>
67%
17593
90%
**6
100%
Alliant Herco
<<locked>>
81%
17085
87%
**9
98%
[Alliant POWER PISTOL]*
<<locked>>
70%
17332
89%
**2
83%
Alliant UNIQUE
<<locked>>
68%
16969
87%
**6
98%
Baschieri & Pellagri 102 Pistol
<<locked>>
82%
17579
90%
**6
100%
Hodgdon CFE Pistol
<<locked>>
64%
17506
89%
**3
100%
Lovex S020
<<locked>>
63%
17274
88%
**3
99%
Maxam CSB 2
<<locked>>
70%
17521
89%
**9
100%
ReloadSwiss RS 20 👍
<<locked>>
72%
17347
89%
**9
99%
Rottweil P 806
<<locked>>
86%
17216
88%
**04
91%
SNPE Vectan BA7 1/2
<<locked>>
76%
17172
88%
**6
90%
[SNPE Vectan SP 2]*
<<locked>>
69%
17129
87%
**8
86%
Somchem MS200
<<locked>>
65%
17405
89%
**6
98%
Vihtavuori 3N37
<<locked>>
72%
17347
89%
**6
92%
Vihtavuori N330
<<locked>>
65%
17492
89%
**9
100%
Vihtavuori N340
<<locked>>
67%
17129
87%
**9
98%
Vihtavuori N350
<<locked>>
75%
17332
89%
**2
93%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
78%
14547
74%
**3
81%
Accurate Solo 1250
<<locked>>
64%
15737
80%
**3
100%
Alliant BE-86
<<locked>>
63%
15461
79%
**3
100%
Alliant Herco
<<locked>>
74%
14199
73%
**0
96%
[Alliant POWER PISTOL]*
<<locked>>
65%
14982
76%
**9
81%
Alliant UNIQUE
<<locked>>
62%
14344
73%
**7
96%
Baschieri & Pellagri 102 Pistol
<<locked>>
79%
16085
82%
**7
100%
Hodgdon CFE Pistol
<<locked>>
60%
15258
78%
**3
100%
Lovex S020
<<locked>>
60%
15621
80%
**3
99%
Maxam CSB 2
<<locked>>
64%
14504
74%
**7
100%
ReloadSwiss RS 20
<<locked>>
64%
13518
69%
**7
97%
[Rottweil P 806]*
<<locked>>
72%
10138
52%
**0
81%
[SNPE Vectan BA7 1/2]*
<<locked>>
71%
14953
76%
**7
88%
[SNPE Vectan SP 2]*
<<locked>>
61%
12560
64%
**3
80%
Somchem MS200
<<locked>>
61%
15374
79%
**3
97%
[Vihtavuori 3N37]*
<<locked>>
65%
13648
70%
**7
88%
Vihtavuori N330
<<locked>>
61%
15156
77%
**0
100%
Vihtavuori N340
<<locked>>
63%
14953
76%
**7
97%
[Vihtavuori N350]*
<<locked>>
67%
13605
69%
**3
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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