top of page

Load data for .357 SIG + .355 | 124gr | Sierra Sig V-Crown

Recommended Powder(s): Alliant UNIQUE, ReloadSwiss RS 20, SNPE Vectan A0, Somchem MS200, Vihtavuori N340

.357 SIG + .355 | 124gr | Sierra Sig V-Crown

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.355 | 124gr | Sierra Sig V-Crown
Manufacturer SKU:
9924
Bullet Weight:
124gr | 8.0g
Bullet Diameter:
0.355" | 9.02mm
Bullet Length:
0.531" | 13.5mm
Caliber:
.357 SIG load data
Case Length (l3):
0.860" | 21.8mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
19.5 Grains of Water | 1.27 cm³
Primer Size:
Small Pistol (SP)
Max. allowed Pressure:
44237 psi | 3050 bar
LID:
LID_B5937_C518
Last updated:
2026-01-20

Load data for 124 loads in caliber .357 SIG with .355 | 124gr | Sierra Sig V-Crown bullet and 62 powders such as Alliant UNIQUE, ReloadSwiss RS 20, SNPE Vectan A0, Somchem MS200, Vihtavuori N340. 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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
97%
62%
91%
ADI AP 70N
79%
90%
100%
ADI APS 350
83%
88%
100%
ADI APS 450
85%
88%
100%
ADI AS 30
89%
89%
100%
ADI AS 50N
85%
90%
100%
Accurate No. 2
85%
89%
100%
Accurate No. 5
71%
89%
98%
Accurate No. 7
89%
90%
87%
Accurate Solo 1000
87%
89%
100%
Accurate Solo 1250
94%
90%
100%
Alliant BULLSEYE
83%
89%
100%
Alliant POWER PISTOL
94%
89%
96%
Alliant Sport Pistol
77%
89%
100%
Alliant UNIQUE
94%
88%
100%
Baschieri & Pellagri 100
89%
89%
100%
Baschieri & Pellagri 102 Pistol
97%
66%
100%
Baschieri & Pellagri 103 Pistol
83%
90%
100%
Hodgdon Clays
83%
90%
100%
Hodgdon HP38
66%
88%
100%
Hodgdon HS-6
77%
89%
99%
Hodgdon Longshot
73%
89%
100%
Hodgdon Universal
88%
90%
100%
Hodgdon CFE Pistol
90%
90%
100%
Lovex D036
71%
90%
98%
Lovex D037.1
89%
90%
87%
Lovex S011
76%
90%
100%
Lovex S020
86%
90%
100%
Maxam CSB 1
96%
86%
100%
Maxam CSB 2
95%
89%
100%
Maxam CSB 3
92%
89%
100%
Maxam CSB 4
88%
89%
100%
Maxam CSB 5
83%
89%
100%
Ramshot Silhouette
77%
89%
100%
Ramshot True Blue
72%
89%
100%
Ramshot Zip
67%
89%
100%
ReloadSwiss RS 12
82%
89%
100%
ReloadSwiss RS 20
97%
89%
100%
ReloadSwiss RS 24
96%
89%
90%
Rottweil P 801
76%
90%
100%
Rottweil P 806
97%
71%
98%
SNPE Vectan A0
97%
89%
100%
SNPE Vectan BA 9
88%
89%
100%
SNPE Vectan BA10
79%
88%
100%
SNPE Vectan BA7 1/2
96%
77%
98%
SNPE Vectan BA9 1/2
89%
88%
100%
SNPE Vectan SP 2
90%
89%
97%
Shooters World Auto Pistol
71%
90%
98%
Shooters World Major Pistol
89%
90%
87%
Somchem MP200
87%
90%
100%
Somchem MS200
92%
90%
100%
Somchem S221
81%
89%
93%
Vihtavuori 3N37
95%
89%
100%
Vihtavuori 3N38
96%
62%
85%
Vihtavuori N105
97%
48%
83%
Vihtavuori N310
71%
89%
100%
Vihtavuori N320
86%
89%
100%
Vihtavuori N32C Tin Star
97%
62%
100%
Vihtavuori N330
88%
89%
100%
Vihtavuori N340
92%
88%
100%
Vihtavuori N350
97%
85%
100%
Winchester 231
74%
89%
100%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
73%
15142
34%
***
80%
ADI AP 70N
<<locked>>
61%
23859
54%
***
100%
ADI APS 350
<<locked>>
60%
23192
52%
***
100%
ADI APS 450
<<locked>>
60%
21959
50%
***
100%
ADI AS 30
<<locked>>
61%
20610
47%
***
100%
ADI AS 50N
<<locked>>
61%
21495
49%
***
100%
Accurate No. 2
<<locked>>
61%
19160
43%
***
96%
Accurate No. 5
<<locked>>
61%
27920
63%
***
94%
[Accurate No. 7]*
<<locked>>
78%
26368
60%
***
80%
Accurate Solo 1000
<<locked>>
61%
21060
48%
***
100%
Accurate Solo 1250
<<locked>>
61%
16911
38%
***
100%
Alliant BULLSEYE
<<locked>>
61%
22002
50%
***
99%
[Alliant POWER PISTOL]*
<<locked>>
62%
15983
36%
***
80%
Alliant Sport Pistol
<<locked>>
60%
24207
55%
***
100%
Alliant UNIQUE
<<locked>>
61%
16563
37%
***
97%
Baschieri & Pellagri 100
<<locked>>
61%
19218
43%
***
100%
Baschieri & Pellagri 102 Pistol
<<locked>>
63%
12531
28%
***
100%
Baschieri & Pellagri 103 Pistol
<<locked>>
62%
20726
47%
***
100%
Hodgdon Clays
<<locked>>
60%
23438
53%
***
100%
Hodgdon HP38
<<locked>>
61%
33620
76%
***
100%
Hodgdon HS-6
<<locked>>
61%
22989
52%
***
93%
Hodgdon Longshot
<<locked>>
61%
25846
58%
***
96%
Hodgdon Universal
<<locked>>
61%
20001
45%
***
100%
Hodgdon CFE Pistol
<<locked>>
60%
18144
41%
***
100%
Lovex D036
<<locked>>
61%
27862
63%
***
94%
[Lovex D037.1]*
<<locked>>
78%
26368
60%
***
80%
Lovex S011
<<locked>>
62%
26440
60%
***
100%
Lovex S020
<<locked>>
60%
18753
42%
***
99%
Maxam CSB 1
<<locked>>
62%
16157
37%
***
100%
Maxam CSB 2
<<locked>>
60%
15824
36%
***
100%
Maxam CSB 3
<<locked>>
61%
18710
42%
***
100%
Maxam CSB 4
<<locked>>
60%
19551
44%
***
100%
Maxam CSB 5
<<locked>>
60%
22336
50%
***
100%
Ramshot Silhouette
<<locked>>
62%
24062
54%
***
99%
Ramshot True Blue
<<locked>>
60%
26266
59%
***
96%
Ramshot Zip
<<locked>>
61%
32416
73%
***
100%
ReloadSwiss RS 12
<<locked>>
61%
21582
49%
***
100%
ReloadSwiss RS 20
<<locked>>
60%
14388
33%
***
97%
[ReloadSwiss RS 24]*
<<locked>>
78%
22887
52%
***
80%
Rottweil P 801
<<locked>>
62%
25933
59%
***
100%
[Rottweil P 806]*
<<locked>>
66%
11023
25%
***
80%
SNPE Vectan A0
<<locked>>
61%
16070
36%
***
96%
SNPE Vectan BA 9
<<locked>>
60%
19072
43%
***
100%
SNPE Vectan BA10
<<locked>>
61%
24816
56%
***
100%
[SNPE Vectan BA7 1/2]*
<<locked>>
61%
13126
30%
***
84%
SNPE Vectan BA9 1/2
<<locked>>
61%
18724
42%
***
100%
[SNPE Vectan SP 2]*
<<locked>>
61%
15737
36%
***
83%
Shooters World Auto Pistol
<<locked>>
61%
27862
63%
***
94%
[Shooters World Major Pistol]*
<<locked>>
78%
26368
60%
***
80%
Somchem MP200
<<locked>>
60%
19014
43%
***
97%
Somchem MS200
<<locked>>
60%
17448
39%
***
98%
[Somchem S221]*
<<locked>>
61%
20523
46%
***
82%
[Vihtavuori 3N37]*
<<locked>>
61%
14591
33%
***
88%
[Vihtavuori 3N38]*
<<locked>>
87%
21495
49%
***
80%
[Vihtavuori N105]*
<<locked>>
92%
18492
42%
***
80%
Vihtavuori N310
<<locked>>
61%
29791
67%
***
100%
Vihtavuori N320
<<locked>>
60%
19696
45%
***
100%
Vihtavuori N32C Tin Star
<<locked>>
71%
15258
34%
***
100%
Vihtavuori N330
<<locked>>
60%
17506
40%
***
100%
Vihtavuori N340
<<locked>>
61%
16694
38%
***
97%
[Vihtavuori N350]*
<<locked>>
61%
13460
30%
***
87%
Winchester 231
<<locked>>
60%
26440
60%
***
100%

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

bottom of page