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Load data for .357 SIG + .356 | 125gr | H&N KS HS HP

Recommended Powder(s):

.357 SIG + .356 | 125gr | H&N KS HS HP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.356 | 125gr | H&N KS HS HP
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.356" | 9.04mm
Bullet Length:
<<locked>>
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_B7449_C518
Last updated:
2026-02-04

Load data for 126 loads in caliber .357 SIG with .356 | 125gr | H&N KS HS HP bullet and 63 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>>
96%
23902
54%
**17
88%
ADI AP 70N
<<locked>>
82%
38798
88%
**62
100%
ADI APS 350
<<locked>>
87%
39537
89%
**61
100%
ADI APS 450
<<locked>>
89%
39755
90%
**04
100%
ADI AS 30
<<locked>>
93%
39276
89%
**53
100%
ADI AS 50N
<<locked>>
88%
38624
87%
**99
100%
Accurate No. 2
<<locked>>
87%
38783
88%
**58
100%
Accurate No. 5
<<locked>>
73%
39088
88%
**53
97%
[Accurate No. 7]*
<<locked>>
93%
39407
89%
**06
86%
Accurate Solo 1000
<<locked>>
90%
38798
88%
**73
100%
Accurate Solo 1250
<<locked>>
97%
38740
88%
**35
100%
Alliant BE-86
<<locked>>
95%
39001
88%
**32
100%
Alliant BULLSEYE 👍
<<locked>>
86%
39639
90%
**17
100%
Alliant Herco
<<locked>>
97%
25396
57%
**37
100%
Alliant POWER PISTOL
<<locked>>
96%
37681
85%
**93
95%
Alliant Sport Pistol
<<locked>>
80%
39523
89%
**17
100%
Alliant UNIQUE
<<locked>>
97%
36622
83%
**01
100%
Baschieri & Pellagri 100
<<locked>>
92%
39291
89%
**83
100%
Baschieri & Pellagri 102 Pistol
<<locked>>
96%
25469
58%
**52
100%
Baschieri & Pellagri 103 Pistol
<<locked>>
87%
39610
90%
**19
100%
Hodgdon Clays
<<locked>>
85%
39044
88%
**68
100%
Hodgdon HP38
<<locked>>
68%
39117
88%
**19
100%
Hodgdon HS-6
<<locked>>
80%
39595
89%
**47
98%
Hodgdon Longshot
<<locked>>
77%
39697
90%
**40
99%
Hodgdon TiteGroup
<<locked>>
63%
39059
88%
**66
100%
Hodgdon Universal
<<locked>>
91%
38798
88%
**62
100%
Hodgdon CFE Pistol
<<locked>>
93%
38754
88%
**52
100%
Lovex D036
<<locked>>
73%
39030
88%
**53
97%
[Lovex D037.1]*
<<locked>>
93%
39407
89%
**06
86%
Lovex S011
<<locked>>
78%
38667
87%
**96
100%
Lovex S020
<<locked>>
88%
38798
88%
**71
100%
Maxam CSB 1
<<locked>>
97%
34867
79%
**96
100%
Maxam CSB 2
<<locked>>
96%
36303
82%
**29
100%
Maxam CSB 3
<<locked>>
96%
39378
89%
**16
100%
Maxam CSB 4
<<locked>>
92%
39726
90%
**96
100%
Maxam CSB 5
<<locked>>
87%
39552
89%
**43
100%
Ramshot Silhouette 👍
<<locked>>
81%
39073
88%
**17
100%
Ramshot True Blue
<<locked>>
75%
39407
89%
**34
99%
Ramshot Zip
<<locked>>
70%
39552
89%
**35
100%
ReloadSwiss RS 12
<<locked>>
87%
39015
88%
**42
100%
ReloadSwiss RS 20 👍
<<locked>>
96%
34751
79%
**71
100%
[ReloadSwiss RS 24]*
<<locked>>
97%
35041
79%
**34
87%
Rottweil P 801
<<locked>>
81%
39204
89%
**02
100%
Rottweil P 806
<<locked>>
97%
25469
58%
**71
95%
SNPE Vectan A0
<<locked>>
96%
35056
79%
**19
100%
SNPE Vectan BA 9
<<locked>>
91%
39262
89%
**39
100%
SNPE Vectan BA10
<<locked>>
83%
39726
90%
**04
100%
SNPE Vectan BA7 1/2
<<locked>>
97%
30560
69%
**02
97%
SNPE Vectan BA9 1/2
<<locked>>
93%
39102
88%
**48
100%
SNPE Vectan SP 2
<<locked>>
94%
38943
88%
**26
97%
Shooters World Auto Pistol
<<locked>>
73%
39030
88%
**53
97%
[Shooters World Major Pistol]*
<<locked>>
93%
39407
89%
**06
86%
Somchem MP200 👍
<<locked>>
90%
39001
88%
**11
100%
Somchem MS200 👍
<<locked>>
96%
39711
90%
**91
100%
Somchem S221
<<locked>>
85%
39392
89%
**76
92%
Vihtavuori 3N37
<<locked>>
96%
36361
82%
**17
99%
Vihtavuori N310
<<locked>>
74%
38899
88%
**04
100%
Vihtavuori N320
<<locked>>
89%
38624
87%
**96
100%
Vihtavuori N32C Tin Star
<<locked>>
96%
23351
53%
**53
100%
Vihtavuori N330
<<locked>>
92%
39102
88%
**62
100%
Vihtavuori N340
<<locked>>
96%
39175
89%
**88
100%
Vihtavuori N350
<<locked>>
96%
32982
75%
**68
99%
Winchester 231
<<locked>>
78%
39552
89%
**35
100%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
80%
15635
35%
**33
80%
ADI AP 70N
<<locked>>
60%
20349
46%
**09
100%
ADI APS 350
<<locked>>
60%
21277
48%
**5
100%
ADI APS 450
<<locked>>
60%
20131
46%
**8
100%
ADI AS 30
<<locked>>
61%
18217
41%
**4
100%
ADI AS 50N
<<locked>>
61%
19305
44%
**37
100%
Accurate No. 2
<<locked>>
60%
16476
37%
**10
94%
Accurate No. 5
<<locked>>
61%
24990
56%
**47
91%
[Accurate No. 7]*
<<locked>>
84%
28036
63%
**42
80%
Accurate Solo 1000
<<locked>>
62%
19247
44%
**10
100%
Accurate Solo 1250
<<locked>>
60%
13938
31%
**1
99%
Alliant BE-86
<<locked>>
60%
14083
32%
**5
100%
Alliant BULLSEYE
<<locked>>
60%
19232
43%
**99
98%
[Alliant Herco]*
<<locked>>
62%
10037
23%
**6
89%
[Alliant POWER PISTOL]*
<<locked>>
69%
16810
38%
**96
81%
Alliant Sport Pistol
<<locked>>
62%
23003
52%
**81
99%
Alliant UNIQUE
<<locked>>
60%
13474
30%
**8
94%
Baschieri & Pellagri 100
<<locked>>
60%
16114
36%
**8
100%
Baschieri & Pellagri 102 Pistol
<<locked>>
61%
9485
21%
**3
99%
Baschieri & Pellagri 103 Pistol
<<locked>>
61%
17318
39%
**30
100%
Hodgdon Clays
<<locked>>
60%
21437
48%
**5
100%
Hodgdon HP38
<<locked>>
62%
31140
70%
**37
100%
Hodgdon HS-6
<<locked>>
61%
20073
45%
**35
90%
Hodgdon Longshot
<<locked>>
61%
22843
52%
**94
94%
Hodgdon TiteGroup
<<locked>>
61%
36956
84%
**47
100%
Hodgdon Universal
<<locked>>
60%
16505
37%
**30
100%
Hodgdon CFE Pistol
<<locked>>
62%
16360
37%
**20
99%
Lovex D036
<<locked>>
61%
24947
56%
**43
91%
[Lovex D037.1]*
<<locked>>
84%
28036
63%
**42
80%
Lovex S011
<<locked>>
61%
23453
53%
**09
100%
Lovex S020
<<locked>>
62%
16781
38%
**47
98%
Maxam CSB 1
<<locked>>
60%
13271
30%
**2
98%
Maxam CSB 2
<<locked>>
61%
13314
30%
**1
100%
Maxam CSB 3
<<locked>>
62%
16636
38%
**4
100%
Maxam CSB 4
<<locked>>
61%
17651
40%
**01
100%
Maxam CSB 5
<<locked>>
61%
20233
46%
**07
100%
Ramshot Silhouette
<<locked>>
61%
20610
47%
**42
97%
Ramshot True Blue
<<locked>>
61%
23337
53%
**01
94%
Ramshot Zip
<<locked>>
61%
29950
68%
**27
100%
ReloadSwiss RS 12
<<locked>>
62%
18956
43%
**79
100%
ReloadSwiss RS 20
<<locked>>
62%
12850
29%
**8
95%
[ReloadSwiss RS 24]*
<<locked>>
84%
23815
54%
**50
80%
Rottweil P 801
<<locked>>
61%
22176
50%
**99
100%
[Rottweil P 806]*
<<locked>>
74%
11371
26%
**24
80%
SNPE Vectan A0
<<locked>>
60%
13605
31%
**5
93%
SNPE Vectan BA 9
<<locked>>
62%
17811
40%
**27
99%
SNPE Vectan BA10
<<locked>>
61%
23409
53%
**07
100%
[SNPE Vectan BA7 1/2]*
<<locked>>
61%
11371
26%
**9
81%
SNPE Vectan BA9 1/2
<<locked>>
62%
16940
38%
**24
100%
[SNPE Vectan SP 2]*
<<locked>>
64%
14446
33%
**70
80%
Shooters World Auto Pistol
<<locked>>
61%
24947
56%
**43
91%
[Shooters World Major Pistol]*
<<locked>>
84%
28036
63%
**42
80%
Somchem MP200
<<locked>>
60%
16215
37%
**37
95%
Somchem MS200
<<locked>>
61%
15534
35%
**04
96%
[Somchem S221]*
<<locked>>
64%
19348
44%
**38
80%
[Vihtavuori 3N37]*
<<locked>>
61%
12314
28%
**5
84%
Vihtavuori N310
<<locked>>
61%
27673
63%
**79
100%
Vihtavuori N320
<<locked>>
61%
17361
39%
**17
100%
Vihtavuori N32C Tin Star
<<locked>>
66%
10878
25%
**3
100%
Vihtavuori N330
<<locked>>
61%
15345
35%
**24
100%
Vihtavuori N340
<<locked>>
60%
13924
31%
**1
94%
[Vihtavuori N350]*
<<locked>>
61%
11139
25%
**5
82%
Winchester 231
<<locked>>
61%
23467
53%
**32
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

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