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Load data for .357 Auto Magnum + .356 | 120gr | H&N RN KB

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Recommended Powder(s):

.357 Auto Magnum + .356 | 120gr | H&N RN KB

Load Specifications

Bullet:
.356 | 120gr | H&N RN KB
Bullet Weight:
120gr | 7.8g
Bullet Diameter:
0.356" | 9.04mm
Bullet Length:
0.577" | 14.7mm
Caliber:
.357 Auto Magnum
Case Length (l3):
1.299" | 33.0mm
Cartridge Length (C.O.L.):
1.576" | 40.0mm
Seated Depth:
0.300" | 7.6mm
Shank Seated Depth:
0.280" | 7.1mm
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_B7445_C511

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 94 loads in caliber .357 Auto Magnum with .356 | 120gr | H&N RN KB bullet and 47 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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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>>
84%
32996
89%
**44
99%
ADI APS 350
<<locked>>
63%
31647
86%
**09
100%
ADI APS 450
<<locked>>
66%
32706
88%
**62
100%
ADI AS 30
<<locked>>
66%
31676
86%
**85
100%
ADI AS 50N
<<locked>>
63%
32547
88%
**47
100%
Accurate No. 2
<<locked>>
65%
32764
89%
**45
100%
Accurate No. 7
<<locked>>
66%
32387
88%
**80
91%
[Accurate No. 9]*
<<locked>>
74%
32663
88%
**73
86%
Accurate Solo 1000
<<locked>>
65%
32445
88%
**30
100%
Accurate Solo 1250
<<locked>>
69%
31836
86%
**80
100%
[Accurate TCM]*
<<locked>>
74%
33199
90%
**83
87%
[Alliant 2400]*
<<locked>>
83%
32140
87%
**73
82%
Alliant BLUE DOT
<<locked>>
85%
32358
87%
**54
90%
Alliant POWER PISTOL
<<locked>>
69%
32445
88%
**70
98%
Alliant UNIQUE
<<locked>>
68%
31749
86%
**62
100%
Baschieri & Pellagri 100
<<locked>>
67%
32851
89%
**40
100%
Hodgdon Clays
<<locked>>
63%
32169
87%
**32
100%
Hodgdon Universal
<<locked>>
63%
31662
86%
**90
100%
Hodgdon TrailBoss
<<locked>>
97%
18115
49%
**42
100%
Lovex D037.1
<<locked>>
66%
32387
88%
**80
91%
[Lovex D037.2]*
<<locked>>
72%
31836
86%
**40
85%
Lovex S020
<<locked>>
63%
32024
87%
**22
100%
Maxam CSB 1
<<locked>>
71%
31763
86%
**83
100%
Maxam CSB 2
<<locked>>
69%
32343
87%
**86
100%
Maxam CSB 3
<<locked>>
67%
31879
86%
**57
100%
Maxam CSB 4
<<locked>>
65%
32242
87%
**44
100%
[Ramshot Enforcer]*
<<locked>>
83%
32010
87%
**77
83%
ReloadSwiss RS 14
<<locked>>
97%
16491
45%
**45
100%
ReloadSwiss RS 20
<<locked>>
70%
32750
89%
**62
100%
ReloadSwiss RS 24
<<locked>>
71%
32924
89%
**67
94%
Rottweil P 806 👍
<<locked>>
76%
33272
90%
**70
100%
SNPE Vectan A0
<<locked>>
73%
33185
90%
**42
100%
SNPE Vectan BA 9
<<locked>>
65%
31734
86%
**90
100%
SNPE Vectan BA7 1/2 👍
<<locked>>
76%
31966
86%
**78
100%
SNPE Vectan BA9 1/2
<<locked>>
66%
32750
89%
**03
100%
[Shooters World Heavy Pistol]*
<<locked>>
72%
31836
86%
**40
85%
Shooters World Major Pistol
<<locked>>
66%
32387
88%
**80
91%
Somchem MP200
<<locked>>
64%
32634
88%
**65
100%
Somchem MS200
<<locked>>
68%
33069
89%
**49
100%
Vihtavuori 3N37
<<locked>>
71%
32895
89%
**21
100%
Vihtavuori 3N38
<<locked>>
82%
33243
90%
**73
95%
Vihtavuori N105
<<locked>>
87%
32808
89%
**99
97%
Vihtavuori N320
<<locked>>
63%
31894
86%
**40
100%
Vihtavuori N32C Tin Star
<<locked>>
87%
32547
88%
**68
100%
Vihtavuori N330
<<locked>>
65%
32605
88%
**03
100%
Vihtavuori N340
<<locked>>
68%
32503
88%
**39
100%
Vihtavuori N350
<<locked>>
72%
31807
86%
**91
100%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
61%
16955
46%
**57
89%
ADI APS 350
<<locked>>
61%
29733
80%
**86
100%
ADI APS 450
<<locked>>
61%
29196
79%
**06
100%
ADI AS 30
<<locked>>
61%
28065
76%
**32
100%
ADI AS 50N
<<locked>>
61%
30777
83%
**24
100%
Accurate No. 2
<<locked>>
61%
29022
78%
**86
100%
[Accurate No. 7]*
<<locked>>
61%
27093
73%
**55
87%
[Accurate No. 9]*
<<locked>>
67%
25092
68%
**12
80%
Accurate Solo 1000
<<locked>>
61%
28834
78%
**81
100%
Accurate Solo 1250
<<locked>>
61%
25121
68%
**68
100%
[Accurate TCM]*
<<locked>>
64%
23250
63%
**63
80%
[Alliant 2400]*
<<locked>>
80%
29530
80%
**27
80%
[Alliant BLUE DOT]*
<<locked>>
70%
20552
56%
**88
81%
Alliant POWER PISTOL
<<locked>>
61%
25324
68%
**09
94%
Alliant UNIQUE
<<locked>>
61%
25454
69%
**40
100%
Baschieri & Pellagri 100
<<locked>>
61%
27630
75%
**68
100%
Hodgdon Clays
<<locked>>
61%
30313
82%
**99
100%
Hodgdon Universal
<<locked>>
61%
29950
81%
**67
100%
Hodgdon TrailBoss
<<locked>>
61%
8311
22%
**3
100%
[Lovex D037.1]*
<<locked>>
61%
27093
73%
**55
87%
[Lovex D037.2]*
<<locked>>
67%
25788
70%
**09
80%
Lovex S020
<<locked>>
61%
30197
82%
**86
100%
Maxam CSB 1
<<locked>>
61%
23931
65%
**42
100%
Maxam CSB 2
<<locked>>
61%
25657
69%
**71
100%
Maxam CSB 3
<<locked>>
61%
26803
72%
**71
100%
Maxam CSB 4
<<locked>>
61%
28703
78%
**78
100%
[Ramshot Enforcer]*
<<locked>>
81%
29356
79%
**31
81%
ReloadSwiss RS 14
<<locked>>
62%
7687
21%
**6
99%
ReloadSwiss RS 20
<<locked>>
61%
24743
67%
**27
100%
[ReloadSwiss RS 24]*
<<locked>>
61%
22640
61%
**40
87%
Rottweil P 806
<<locked>>
61%
19087
52%
**65
95%
SNPE Vectan A0
<<locked>>
61%
24105
65%
**81
100%
SNPE Vectan BA 9
<<locked>>
61%
28660
77%
**40
100%
SNPE Vectan BA7 1/2
<<locked>>
61%
20465
55%
**39
97%
SNPE Vectan BA9 1/2
<<locked>>
61%
27818
75%
**24
100%
[Shooters World Heavy Pistol]*
<<locked>>
67%
25788
70%
**09
80%
[Shooters World Major Pistol]*
<<locked>>
61%
27093
73%
**55
87%
Somchem MP200
<<locked>>
61%
29501
80%
**06
100%
Somchem MS200
<<locked>>
61%
26658
72%
**34
100%
Vihtavuori 3N37
<<locked>>
61%
24265
66%
**50
99%
[Vihtavuori 3N38]*
<<locked>>
61%
16636
45%
**70
81%
[Vihtavuori N105]*
<<locked>>
64%
14460
39%
**40
82%
Vihtavuori N320
<<locked>>
61%
30037
81%
**04
100%
Vihtavuori N32C Tin Star
<<locked>>
61%
17071
46%
**06
100%
Vihtavuori N330
<<locked>>
61%
29109
79%
**50
100%
Vihtavuori N340
<<locked>>
61%
26005
70%
**30
100%
Vihtavuori N350
<<locked>>
61%
21785
59%
**81
99%

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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