Load data for 9 x 21 + .357 | 158gr | Ares RNBB
Recommended Powder(s): Ramshot Zip, Winchester 231
Load Specifications
(Use the Personalized Load Calculator below to adjust )
Bullet: | .357 | 158gr | Ares RNBB |
Manufacturer SKU: | .38/.357-158 RNBB .357 |
Bullet Weight: | 158gr | 10.2g |
Bullet Diameter: | 0.357" | 9.07mm |
Bullet Length: | 0.680" | 17.3mm |
Caliber: | 9 x 21 load data |
Case Length (l3): | 0.830" | 21.1mm |
Cartridge Length (C.O.L.): | 1.026" | 26.1mm |
Seated Depth: | 0.484" | 12.3mm |
Shank Seated Depth: | 0.484" | 12.3mm |
Case Capacity: | 15.5 Grains of Water | 1.01 cm³ |
Primer Size: | Small Pistol (SP) |
Max. allowed Pressure: | 34084 psi | 2350 bar |
LID: | LID_B10935_C1232 |
Last updated: | 2025-02-02 |
Load data for 30 loads in caliber 9 x 21 with .357 | 158gr | Ares RNBB bullet and 15 powders such as Ramshot Zip, Winchester 231. 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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A load must fulfill certain criteria to be listed in the default view below - see "powder criteria to fulfill to be listed".
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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 70N | <<locked>> | 93% | 22829 | 67% | **2 | 98% |
Alliant BULLSEYE | <<locked>> | 93% | 22495 | 66% | **5 | 92% |
Hodgdon HP38 | <<locked>> | 79% | 25933 | 76% | **8 | 99% |
[Hodgdon Longshot]* | <<locked>> | 92% | 26905 | 79% | **1 | 83% |
Hodgdon TiteGroup | <<locked>> | 75% | 28848 | 85% | **5 | 100% |
Lovex D032 | <<locked>> | 73% | 29921 | 88% | **5 | 97% |
Lovex S011 | <<locked>> | 91% | 27383 | 80% | **5 | 99% |
[Ramshot Silhouette]* | <<locked>> | 94% | 25541 | 75% | **5 | 89% |
[Ramshot True Blue]* | <<locked>> | 91% | 28195 | 83% | **8 | 84% |
Ramshot Zip 👍 | <<locked>> | 85% | 29834 | 88% | **1 | 100% |
Rottweil P 801 | <<locked>> | 95% | 23366 | 69% | **5 | 100% |
Shooters World Clean Shot | <<locked>> | 73% | 29921 | 88% | **5 | 97% |
Shooters World Ultimate Pistol | <<locked>> | 73% | 26716 | 78% | **1 | 95% |
Somchem S121 | <<locked>> | 74% | 28079 | 82% | **7 | 98% |
Winchester 231 👍 | <<locked>> | 95% | 29834 | 88% | **1 | 100% |
Max Load - Barrel Length: 5.50''
Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
ADI AP 70N | <<locked>> | 86% | 19290 | 57% | **9 | 96% |
[Alliant BULLSEYE]* | <<locked>> | 85% | 18695 | 55% | **9 | 89% |
Hodgdon HP38 | <<locked>> | 73% | 21727 | 64% | **6 | 98% |
[Hodgdon Longshot]* | <<locked>> | 86% | 22698 | 67% | **2 | 81% |
Hodgdon TiteGroup | <<locked>> | 69% | 23772 | 70% | **6 | 100% |
Lovex D032 | <<locked>> | 67% | 24033 | 70% | **6 | 95% |
Lovex S011 | <<locked>> | 83% | 22684 | 67% | **3 | 98% |
[Ramshot Silhouette]* | <<locked>> | 82% | 18217 | 53% | **3 | 84% |
[Ramshot True Blue]* | <<locked>> | 86% | 23975 | 70% | **5 | 81% |
Ramshot Zip | <<locked>> | 73% | 20885 | 61% | **9 | 97% |
Rottweil P 801 | <<locked>> | 80% | 15911 | 47% | **6 | 100% |
Shooters World Clean Shot | <<locked>> | 67% | 24033 | 70% | **6 | 95% |
Shooters World Ultimate Pistol | <<locked>> | 62% | 18724 | 55% | **3 | 90% |
[Somchem S121]² | <<locked>> | 59% | 16839 | 49% | **9 | 92% |
Winchester 231 | <<locked>> | 81% | 20885 | 61% | **9 | 97% |
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