Load data for .357 Magnum + .355 | 124gr | Geco HEXAGON
Recommended Powder(s): Accurate No. 5, Hodgdon HS-6, Lovex D036, Rottweil P 806, Shooters World Auto Pistol
Load Specifications
(Use the Personalized Load Calculator below to adjust )
Bullet: | .355 | 124gr | Geco HEXAGON |
Manufacturer SKU: | 2319010 |
Bullet Weight: | 124gr | 8.0g |
Bullet Diameter: | 0.355" | 9.02mm |
Bullet Length: | 0.611" | 15.5mm |
Caliber: | .357 Magnum load data |
Case Length (l3): | 1.290" | 32.8mm |
Cartridge Length (C.O.L.): | 1.566" | 39.8mm |
Seated Depth: | 0.335" | 8.5mm |
Shank Seated Depth: | 0.335" | 8.5mm |
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_B9010_C513 |
Last updated: | 2025-01-01 |
Load data for 124 loads in caliber .357 Magnum with .355 | 124gr | Geco HEXAGON bullet and 62 powders such as Accurate No. 5, Hodgdon HS-6, Lovex D036, Rottweil P 806, Shooters World Auto Pistol. 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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All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.
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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.
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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 | 94% | 75% | 96% | |||
ADI AP 70N | 70% | 88% | 100% | |||
ADI APS 350 | 77% | 89% | 100% | |||
ADI APS 450 | 76% | 84% | 100% | |||
ADI AS 30 | 79% | 86% | 100% | |||
ADI AS 50N | 75% | 85% | 100% | |||
Accurate No. 2 | 76% | 86% | 100% | |||
Accurate No. 5 | 63% | 87% | 99% | |||
Accurate No. 7 | 79% | 88% | 90% | |||
Accurate No. 9 | 87% | 85% | 84% | |||
Accurate Solo 1000 | 79% | 88% | 100% | |||
Accurate Solo 1250 | 84% | 89% | 100% | |||
Accurate TCM | 87% | 87% | 85% | |||
Alliant BLUE DOT | 97% | 76% | 87% | |||
Alliant BULLSEYE | 73% | 86% | 100% | |||
Alliant POWER PISTOL | 83% | 87% | 97% | |||
Alliant UNIQUE | 84% | 88% | 100% | |||
Baschieri & Pellagri 100 | 78% | 84% | 100% | |||
Hodgdon Clays | 73% | 82% | 100% | |||
Hodgdon HS-6 | 69% | 88% | 100% | |||
Hodgdon Longshot | 65% | 86% | 100% | |||
Hodgdon Universal | 76% | 84% | 100% | |||
Hodgdon TrailBoss | 95% | 34% | 100% | |||
Lovex D036 | 63% | 87% | 99% | |||
Lovex D037.1 | 79% | 88% | 90% | |||
Lovex D037.2 | 86% | 85% | 84% | |||
Lovex S011 | 67% | 85% | 100% | |||
Lovex S020 | 75% | 87% | 100% | |||
Maxam CSB 1 | 87% | 87% | 100% | |||
Maxam CSB 2 | 83% | 87% | 100% | |||
Maxam CSB 3 | 81% | 86% | 100% | |||
Maxam CSB 4 | 77% | 84% | 100% | |||
Maxam CSB 5 | 75% | 88% | 100% | |||
Ramshot Silhouette | 68% | 85% | 100% | |||
Ramshot True Blue | 65% | 89% | 100% | |||
ReloadSwiss RS 12 | 73% | 88% | 100% | |||
ReloadSwiss RS 14 | 96% | 32% | 100% | |||
ReloadSwiss RS 20 | 84% | 85% | 100% | |||
ReloadSwiss RS 24 | 87% | 89% | 93% | |||
Rottweil P 801 | 66% | 85% | 100% | |||
Rottweil P 806 | 90% | 86% | 100% | |||
SNPE Vectan A0 | 85% | 84% | 100% | |||
SNPE Vectan BA 9 | 78% | 87% | 100% | |||
SNPE Vectan BA10 | 71% | 84% | 100% | |||
SNPE Vectan BA7 1/2 | 93% | 90% | 100% | |||
SNPE Vectan BA9 1/2 | 80% | 87% | 100% | |||
Shooters World Auto Pistol | 63% | 87% | 99% | |||
Shooters World Heavy Pistol | 86% | 85% | 84% | |||
Shooters World Major Pistol | 79% | 88% | 90% | |||
Somchem MP200 | 77% | 86% | 100% | |||
Somchem MS200 | 82% | 87% | 100% | |||
Somchem S221 | 73% | 89% | 96% | |||
Vihtavuori 3N37 | 86% | 90% | 100% | |||
Vihtavuori 3N38 | 97% | 85% | 93% | |||
Vihtavuori N105 | 96% | 65% | 93% | |||
Vihtavuori N310 | 65% | 90% | 100% | |||
Vihtavuori N320 | 74% | 83% | 100% | |||
Vihtavuori N32C Tin Star | 95% | 75% | 100% | |||
Vihtavuori N330 | 79% | 89% | 100% | |||
Vihtavuori N340 | 82% | 87% | 100% | |||
Vihtavuori N350 | 88% | 88% | 100% | |||
Winchester 231 | 67% | 88% | 100% |
Max Load - Barrel Length: 5.50''
Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
[ADI AP 100]* | <<locked>> | 61% | 13184 | 30% | **14 | 81% |
ADI AP 70N | <<locked>> | 61% | 30182 | 69% | **16 | 100% |
ADI APS 350 | <<locked>> | 61% | 26832 | 62% | **86 | 100% |
ADI APS 450 | <<locked>> | 61% | 25773 | 59% | **09 | 100% |
ADI AS 30 | <<locked>> | 60% | 23786 | 55% | **19 | 100% |
ADI AS 50N | <<locked>> | 62% | 26498 | 61% | **04 | 100% |
Accurate No. 2 | <<locked>> | 62% | 23583 | 54% | **30 | 99% |
Accurate No. 5 | <<locked>> | 61% | 35462 | 82% | **03 | 98% |
[Accurate No. 7]* | <<locked>> | 65% | 22698 | 52% | **09 | 80% |
[Accurate No. 9]* | <<locked>> | 83% | 32619 | 75% | **80 | 81% |
Accurate Solo 1000 | <<locked>> | 61% | 24801 | 57% | **61 | 100% |
Accurate Solo 1250 | <<locked>> | 62% | 21161 | 49% | **55 | 100% |
[Accurate TCM]* | <<locked>> | 80% | 29414 | 68% | **24 | 80% |
[Alliant BLUE DOT]* | <<locked>> | 85% | 24221 | 56% | **22 | 80% |
Alliant BULLSEYE | <<locked>> | 62% | 27195 | 62% | **19 | 100% |
[Alliant POWER PISTOL]* | <<locked>> | 61% | 19841 | 46% | **34 | 88% |
Alliant UNIQUE | <<locked>> | 60% | 20175 | 46% | **91 | 100% |
Baschieri & Pellagri 100 | <<locked>> | 62% | 23641 | 54% | **52 | 100% |
Hodgdon Clays | <<locked>> | 61% | 27137 | 62% | **06 | 100% |
Hodgdon HS-6 | <<locked>> | 61% | 29211 | 67% | **88 | 98% |
Hodgdon Longshot | <<locked>> | 61% | 32285 | 74% | **27 | 100% |
Hodgdon Universal | <<locked>> | 60% | 24265 | 56% | **24 | 100% |
Hodgdon TrailBoss | <<locked>> | 61% | 7585 | 17% | **2 | 100% |
Lovex D036 | <<locked>> | 61% | 35418 | 81% | **03 | 98% |
[Lovex D037.1]* | <<locked>> | 65% | 22698 | 52% | **09 | 80% |
[Lovex D037.2]* | <<locked>> | 82% | 32619 | 75% | **80 | 81% |
Lovex S011 | <<locked>> | 62% | 31372 | 72% | **93 | 100% |
Lovex S020 | <<locked>> | 61% | 24627 | 57% | **53 | 100% |
Maxam CSB 1 | <<locked>> | 61% | 19290 | 44% | **12 | 100% |
Maxam CSB 2 | <<locked>> | 61% | 20726 | 48% | **52 | 100% |
Maxam CSB 3 | <<locked>> | 61% | 22104 | 51% | **45 | 100% |
Maxam CSB 4 | <<locked>> | 60% | 23496 | 54% | **52 | 100% |
Maxam CSB 5 | <<locked>> | 61% | 26890 | 62% | **58 | 100% |
Ramshot Silhouette | <<locked>> | 61% | 29718 | 68% | **68 | 100% |
Ramshot True Blue | <<locked>> | 61% | 34185 | 79% | **53 | 100% |
ReloadSwiss RS 12 | <<locked>> | 61% | 27630 | 64% | **57 | 100% |
ReloadSwiss RS 14 | <<locked>> | 62% | 7266 | 17% | **5 | 98% |
ReloadSwiss RS 20 | <<locked>> | 61% | 18855 | 43% | **71 | 100% |
[ReloadSwiss RS 24]* | <<locked>> | 65% | 19885 | 46% | **24 | 80% |
Rottweil P 801 | <<locked>> | 61% | 31372 | 72% | **66 | 100% |
[Rottweil P 806]* | <<locked>> | 61% | 13576 | 31% | **09 | 87% |
SNPE Vectan A0 | <<locked>> | 61% | 19232 | 44% | **29 | 99% |
SNPE Vectan BA 9 | <<locked>> | 62% | 23888 | 55% | **04 | 100% |
SNPE Vectan BA10 | <<locked>> | 61% | 28239 | 65% | **42 | 100% |
SNPE Vectan BA7 1/2 | <<locked>> | 61% | 16505 | 38% | **93 | 91% |
SNPE Vectan BA9 1/2 | <<locked>> | 62% | 23482 | 54% | **04 | 100% |
Shooters World Auto Pistol | <<locked>> | 61% | 35418 | 81% | **03 | 98% |
[Shooters World Heavy Pistol]* | <<locked>> | 82% | 32619 | 75% | **80 | 81% |
[Shooters World Major Pistol]* | <<locked>> | 65% | 22698 | 52% | **09 | 80% |
Somchem MP200 | <<locked>> | 61% | 23714 | 54% | **57 | 100% |
Somchem MS200 | <<locked>> | 61% | 21741 | 50% | **98 | 100% |
Somchem S221 | <<locked>> | 61% | 26440 | 61% | **55 | 90% |
Vihtavuori 3N37 | <<locked>> | 60% | 18333 | 42% | **68 | 94% |
[Vihtavuori 3N38]* | <<locked>> | 73% | 18724 | 43% | **94 | 81% |
[Vihtavuori N105]* | <<locked>> | 76% | 15635 | 36% | **55 | 80% |
Vihtavuori N310 | <<locked>> | 62% | 36027 | 83% | **40 | 100% |
Vihtavuori N320 | <<locked>> | 61% | 24976 | 57% | **91 | 100% |
Vihtavuori N32C Tin Star | <<locked>> | 60% | 14359 | 33% | **8 | 100% |
Vihtavuori N330 | <<locked>> | 61% | 22858 | 53% | **14 | 100% |
Vihtavuori N340 | <<locked>> | 62% | 21089 | 48% | **91 | 100% |
Vihtavuori N350 | <<locked>> | 61% | 17245 | 40% | **35 | 94% |
Winchester 231 | <<locked>> | 62% | 32924 | 76% | **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.
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