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Load data for 9 mm Steyr (Roth) + .357 | 158gr | Sierra JSP FN

Recommended Powder(s): none

9 mm Steyr (Roth) + .357 | 158gr | Sierra JSP FN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 158gr | Sierra JSP FN
Manufacturer SKU:
8340
Bullet Weight:
158gr | 10.2g
Bullet Diameter:
0.357" | 9.07mm
Bullet Length:
0.641" | 16.3mm
Caliber:
9 mm Steyr (Roth) load data
Case Length (l3):
0.913" | 23.2mm
Cartridge Length (C.O.L.):
1.283" | 32.6mm
Seated Depth:
0.271" | 6.9mm
Shank Seated Depth:
0.271" | 6.9mm
Case Capacity:
17.4 Grains of Water | 1.13 cm³
Primer Size:
Small Pistol (SP)
Max. allowed Pressure:
19580 psi | 1350 bar
LID:
LID_B5948_C1226
Last updated:
2025-02-02

Load data for 34 loads in caliber 9 mm Steyr (Roth) with .357 | 158gr | Sierra JSP FN bullet and 17 powders such as none. 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>>
81%
18840
96%
**2
87%
Accurate Solo 1250
<<locked>>
64%
18811
96%
**6
100%
[Alliant POWER PISTOL]*
<<locked>>
66%
18594
95%
**5
86%
Alliant UNIQUE
<<locked>>
64%
18681
95%
**8
99%
Hodgdon TrailBoss
<<locked>>
94%
12270
63%
**5
100%
Maxam CSB 1
<<locked>>
67%
19261
98%
**9
100%
Maxam CSB 2
<<locked>>
65%
19102
98%
**6
100%
ReloadSwiss RS 14
<<locked>>
93%
10733
55%
**5
100%
ReloadSwiss RS 20
<<locked>>
69%
19232
98%
**5
100%
Rottweil P 806
<<locked>>
81%
19421
99%
**53
94%
SNPE Vectan A0
<<locked>>
67%
19392
99%
**2
99%
SNPE Vectan BA7 1/2
<<locked>>
74%
19522
100%
**8
94%
Vihtavuori 3N37
<<locked>>
68%
18695
95%
**8
94%
[Vihtavuori N105]*
<<locked>>
91%
18942
97%
**14
85%
Vihtavuori N32C Tin Star
<<locked>>
80%
19261
98%
**0
100%
Vihtavuori N340
<<locked>>
65%
19189
98%
**9
99%
Vihtavuori N350
<<locked>>
72%
19203
98%
**8
95%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
67%
13039
67%
**7
80%
Accurate Solo 1250
<<locked>>
61%
17318
88%
**0
100%
[Alliant POWER PISTOL]*
<<locked>>
60%
15476
79%
**6
83%
Alliant UNIQUE
<<locked>>
62%
17477
89%
**2
99%
Hodgdon TrailBoss
<<locked>>
85%
10356
53%
**3
100%
Maxam CSB 1
<<locked>>
62%
16549
85%
**3
100%
Maxam CSB 2
<<locked>>
60%
16302
83%
**0
100%
ReloadSwiss RS 14
<<locked>>
83%
9195
47%
**9
100%
ReloadSwiss RS 20
<<locked>>
62%
15389
79%
**9
99%
[Rottweil P 806]*
<<locked>>
60%
9616
49%
**7
80%
SNPE Vectan A0
<<locked>>
62%
16839
86%
**6
98%
[SNPE Vectan BA7 1/2]*
<<locked>>
61%
13532
69%
**4
87%
Vihtavuori 3N37
<<locked>>
62%
15476
79%
**9
92%
[Vihtavuori N105]*
<<locked>>
85%
16012
82%
**2
81%
Vihtavuori N32C Tin Star
<<locked>>
61%
12009
61%
**9
100%
Vihtavuori N340
<<locked>>
60%
16578
85%
**9
98%
Vihtavuori N350
<<locked>>
61%
13808
71%
**0
90%

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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