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Load data for .357 Auto Magnum + .357 | 160gr | Speer JSP SWC

Recommended Powder(s): ADI AP 100

.357 Auto Magnum + .357 | 160gr | Speer JSP SWC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 160gr | Speer JSP SWC
Manufacturer SKU:
4223
Bullet Weight:
160gr | 10.4g
Bullet Diameter:
0.357" | 9.07mm
Bullet Length:
0.660" | 16.8mm
Caliber:
.357 Auto Magnum load data
Case Length (l3):
1.299" | 33.0mm
Cartridge Length (C.O.L.):
1.576" | 40.0mm
Seated Depth:
0.383" | 9.7mm
Shank Seated Depth:
0.383" | 9.7mm
Case Capacity:
35.0 Grains of Water | 2.27 cm³
Primer Size:
Small Pistol Magnum (SPM)
Max. allowed Pressure:
36985 psi | 2550 bar
LID:
LID_B6227_C511
Last updated:
2025-01-01

Load data for 66 loads in caliber .357 Auto Magnum with a .357 | 160gr | Speer JSP SWC bullet based on the specified parameters like bullet length, cartridge length, and case capacity as shown 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>>
79%
33257
90%
**94
100%
ADI APS 450
<<locked>>
63%
32924
89%
**38
100%
[Accurate 4100]*
<<locked>>
80%
32329
87%
**47
84%
Accurate No. 9
<<locked>>
69%
33127
90%
**47
91%
Accurate Solo 1250
<<locked>>
65%
32938
89%
**50
100%
Accurate TCM
<<locked>>
68%
33243
90%
**40
92%
[Alliant 2400]*
<<locked>>
77%
32460
88%
**50
87%
Alliant BLUE DOT
<<locked>>
79%
32880
89%
**40
95%
Alliant POWER PISTOL
<<locked>>
64%
33272
90%
**30
100%
Alliant UNIQUE
<<locked>>
63%
31328
85%
**96
100%
[Hodgdon LilGun]*
<<locked>>
88%
32271
87%
**16
87%
Hodgdon TrailBoss
<<locked>>
96%
21118
57%
**4
100%
Lovex D037.2
<<locked>>
67%
32445
88%
**37
90%
Maxam CSB 1
<<locked>>
68%
33199
90%
**50
100%
Maxam CSB 2
<<locked>>
63%
32416
88%
**34
100%
Maxam CSB 3
<<locked>>
63%
32184
87%
**20
100%
[Ramshot Enforcer]*
<<locked>>
78%
32938
89%
**70
89%
ReloadSwiss RS 14
<<locked>>
96%
19899
54%
**07
100%
ReloadSwiss RS 20
<<locked>>
65%
32735
89%
**09
100%
ReloadSwiss RS 24
<<locked>>
66%
32271
87%
**14
97%
Rottweil P 806
<<locked>>
69%
33156
90%
**27
100%
SNPE Vectan A0
<<locked>>
67%
32547
88%
**76
100%
[SNPE Vectan BA6 1/2]*
<<locked>>
97%
25962
70%
**39
87%
SNPE Vectan BA7 1/2
<<locked>>
70%
31749
86%
**35
100%
Shooters World Heavy Pistol
<<locked>>
67%
32445
88%
**37
90%
Somchem MS200
<<locked>>
63%
32198
87%
**86
100%
Vihtavuori 3N37
<<locked>>
64%
31952
86%
**48
100%
Vihtavuori 3N38
<<locked>>
74%
31662
86%
**01
97%
Vihtavuori N105
<<locked>>
79%
32213
87%
**37
100%
[Vihtavuori N110]*
<<locked>>
97%
32721
88%
**76
88%
Vihtavuori N32C Tin Star
<<locked>>
82%
33083
89%
**48
100%
Vihtavuori N340
<<locked>>
63%
31879
86%
**83
100%
Vihtavuori N350
<<locked>>
68%
33040
89%
**58
100%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AP 100
<<locked>>
61%
20523
55%
**55
96%
ADI APS 450
<<locked>>
61%
31009
84%
**15
100%
[Accurate 4100]*
<<locked>>
75%
27079
73%
**52
81%
[Accurate No. 9]*
<<locked>>
61%
25150
68%
**02
86%
Accurate Solo 1250
<<locked>>
61%
29095
79%
**01
100%
[Accurate TCM]*
<<locked>>
61%
25208
68%
**96
87%
[Alliant 2400]*
<<locked>>
67%
23583
64%
**73
81%
[Alliant BLUE DOT]*
<<locked>>
61%
19131
52%
**58
85%
Alliant POWER PISTOL
<<locked>>
61%
29849
81%
**75
99%
Alliant UNIQUE
<<locked>>
61%
29602
80%
**70
100%
[Hodgdon LilGun]*
<<locked>>
80%
24381
66%
**62
81%
Hodgdon TrailBoss
<<locked>>
61%
10602
29%
**1
100%
[Lovex D037.2]*
<<locked>>
61%
25759
70%
**06
86%
Maxam CSB 1
<<locked>>
61%
27688
75%
**78
100%
Maxam CSB 2
<<locked>>
61%
30516
83%
**04
100%
Maxam CSB 3
<<locked>>
61%
30313
82%
**88
100%
[Ramshot Enforcer]*
<<locked>>
66%
21683
59%
**43
80%
ReloadSwiss RS 14
<<locked>>
62%
10240
28%
**4
100%
ReloadSwiss RS 20
<<locked>>
61%
29138
79%
**53
100%
ReloadSwiss RS 24
<<locked>>
61%
27905
75%
**48
95%
Rottweil P 806
<<locked>>
61%
25179
68%
**96
100%
SNPE Vectan A0
<<locked>>
61%
27456
74%
**04
100%
[SNPE Vectan BA6 1/2]*
<<locked>>
87%
19885
54%
**98
81%
SNPE Vectan BA7 1/2
<<locked>>
61%
24453
66%
**14
100%
[Shooters World Heavy Pistol]*
<<locked>>
61%
25759
70%
**06
86%
Somchem MS200
<<locked>>
61%
30443
82%
**53
100%
Vihtavuori 3N37
<<locked>>
61%
28732
78%
**96
100%
Vihtavuori 3N38
<<locked>>
61%
20885
56%
**88
91%
Vihtavuori N105
<<locked>>
61%
17042
46%
**35
92%
[Vihtavuori N110]*
<<locked>>
86%
23279
63%
**99
81%
Vihtavuori N32C Tin Star
<<locked>>
61%
20523
56%
**5
100%
Vihtavuori N340
<<locked>>
61%
30066
81%
**60
100%
Vihtavuori N350
<<locked>>
61%
26339
71%
**57
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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