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Load data for .38 Special + .357 | 158gr | ALSA PRO FMJ

Recommended Powder(s): none

.38 Special + .357 | 158gr | ALSA PRO FMJ

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 158gr | ALSA PRO FMJ
Manufacturer SKU:
FMJ_357_158
Bullet Weight:
158gr | 10.2g
Bullet Diameter:
0.357" | 9.07mm
Bullet Length:
0.685" | 17.4mm
Caliber:
.38 Special load data
Case Length (l3):
1.145" | 29.1mm
Cartridge Length (C.O.L.):
1.349" | 34.3mm
Seated Depth:
0.482" | 12.2mm
Shank Seated Depth:
0.482" | 12.2mm
Case Capacity:
23.1 Grains of Water | 1.50 cm³
Primer Size:
Small Pistol (SP)
Max. allowed Pressure:
21756 psi | 1500 bar
LID:
LID_B10929_C585
Last updated:
2025-02-02

Load data for 22 loads in caliber .38 Special with .357 | 158gr | ALSA PRO FMJ bullet and 11 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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    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 AP 100]*
<<locked>>
80%
19087
88%
**5
88%
[Alliant POWER PISTOL]*
<<locked>>
66%
19102
88%
**4
87%
Hodgdon TrailBoss
<<locked>>
95%
12923
59%
**2
100%
ReloadSwiss RS 14
<<locked>>
89%
10573
49%
**2
100%
ReloadSwiss RS 20
<<locked>>
66%
18521
85%
**2
100%
Rottweil P 806
<<locked>>
77%
17608
81%
**20
93%
SNPE Vectan BA7 1/2
<<locked>>
69%
17593
81%
**6
93%
Vihtavuori 3N37
<<locked>>
65%
17999
83%
**8
94%
[Vihtavuori N105]*
<<locked>>
88%
17941
82%
**7
84%
Vihtavuori N32C Tin Star
<<locked>>
74%
17419
80%
**7
100%
Vihtavuori N350
<<locked>>
69%
18521
85%
**8
95%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
67%
13402
62%
**3
81%
[Alliant POWER PISTOL]*
<<locked>>
62%
16998
78%
**5
85%
Hodgdon TrailBoss
<<locked>>
86%
10921
50%
**9
100%
ReloadSwiss RS 14
<<locked>>
80%
8978
41%
**6
100%
ReloadSwiss RS 20
<<locked>>
62%
16099
74%
**9
100%
[Rottweil P 806]*
<<locked>>
61%
10341
48%
**7
83%
[SNPE Vectan BA7 1/2]*
<<locked>>
61%
13851
64%
**0
88%
Vihtavuori 3N37
<<locked>>
61%
15925
73%
**6
92%
[Vihtavuori N105]*
<<locked>>
84%
16215
75%
**5
82%
Vihtavuori N32C Tin Star
<<locked>>
61%
12676
58%
**5
100%
Vihtavuori N350
<<locked>>
61%
14301
66%
**6
91%

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.

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