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Load data for .357 Magnum + .358 | 250gr | Hornady InterLock RN

Recommended Powder(s): none

.357 Magnum + .358 | 250gr | Hornady InterLock RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.358 | 250gr | Hornady InterLock RN
Manufacturer SKU:
3525
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.358" | 9.09mm
Bullet Length:
1.100" | 27.9mm
Caliber:
.357 Magnum load data
Case Length (l3):
1.290" | 32.8mm
Cartridge Length (C.O.L.):
1.566" | 39.8mm
Seated Depth:
0.824" | 20.9mm
Shank Seated Depth:
0.824" | 20.9mm
Case Capacity:
25.6 Grains of Water | 1.66 cm³
Primer Size:
Small Pistol Magnum (SPM)
Max. allowed Pressure:
43511 psi | 3000 bar
LID:
LID_B2798_C513
Last updated:
2025-01-01

Load data for 24 loads in caliber .357 Magnum with .358 | 250gr | Hornady InterLock RN bullet and 12 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
Accurate No. 5
76%
90%
98%
Accurate No. 7
93%
81%
85%
Alliant POWER PISTOL
90%
68%
93%
Hodgdon Longshot
75%
78%
99%
Lovex D036
76%
90%
98%
Lovex D037.1
93%
81%
85%
Ramshot True Blue
74%
80%
99%
Rottweil P 806
97%
52%
96%
Shooters World Auto Pistol
76%
90%
98%
Shooters World Major Pistol
93%
81%
85%
Somchem MP200
93%
88%
100%
Somchem S221
82%
79%
91%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
Accurate No. 5
69%
73%
96%
Accurate No. 7
86%
64%
82%
Alliant POWER PISTOL
81%
54%
89%
Hodgdon Longshot
68%
62%
97%
Lovex D036
69%
73%
96%
Lovex D037.1
86%
64%
82%
Ramshot True Blue
67%
64%
97%
Rottweil P 806
90%
43%
93%
Shooters World Auto Pistol
69%
73%
96%
Shooters World Major Pistol
86%
64%
82%
Somchem MP200
83%
69%
100%
Somchem S221
76%
64%
88%

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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