Load data for .38 Super Auto + .355 | 124gr | Geco HEXAGON

Recommended Powder(s): Alliant UNIQUE, Ramshot Silhouette, ReloadSwiss RS 20, Somchem MP200, Vihtavuori N340

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:	.38 Super Auto load data
Case Length (l3):	0.890" \| 22.6mm
Cartridge Length (C.O.L.):	1.261" \| 32.0mm
Seated Depth:	0.240" \| 6.1mm
Shank Seated Depth:	0.240" \| 6.1mm
Case Capacity:	17.6 Grains of Water \| 1.14 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	33359 psi \| 2300 bar
LID:	LID_B9010_C583
Last updated:	2025-02-02

Load data for 104 loads in caliber .38 Super Auto with .355 | 124gr | Geco HEXAGON bullet and 52 powders such as Alliant UNIQUE, Ramshot Silhouette, ReloadSwiss RS 20, Somchem MP200, Vihtavuori N340. 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 "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" 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>>	96%	24932	75%	**14	88%
ADI AP 70N	<<locked>>	69%	28326	85%	**17	100%
ADI APS 350	<<locked>>	72%	29820	89%	**43	100%
ADI APS 450	<<locked>>	75%	29849	89%	**83	100%
ADI AS 30	<<locked>>	75%	27949	84%	**09	100%
ADI AS 50N	<<locked>>	74%	29138	87%	**68	100%
Accurate No. 2	<<locked>>	76%	28601	86%	**14	99%
Accurate No. 5	<<locked>>	64%	29399	88%	**96	93%
Accurate Solo 1000	<<locked>>	75%	28558	86%	**42	100%
Accurate Solo 1250	<<locked>>	84%	29544	89%	**14	100%
Alliant BULLSEYE	<<locked>>	74%	29602	89%	**73	100%
Alliant POWER PISTOL	<<locked>>	85%	29211	88%	**35	90%
Alliant UNIQUE 👍	<<locked>>	85%	29211	88%	**80	100%
Baschieri & Pellagri 100	<<locked>>	80%	29718	89%	**68	100%
Hodgdon Clays	<<locked>>	69%	28166	84%	**37	100%
Hodgdon HS-6	<<locked>>	70%	29283	88%	**80	95%
Hodgdon Longshot	<<locked>>	67%	29849	89%	**93	97%
Hodgdon Universal	<<locked>>	76%	28326	85%	**17	100%
Hodgdon CFE Pistol	<<locked>>	79%	28500	85%	**17	100%
Hodgdon TrailBoss	<<locked>>	94%	11023	33%	**4	100%
Lovex D036	<<locked>>	64%	29341	88%	**96	93%
Lovex S011	<<locked>>	68%	30008	90%	**88	100%
Lovex S020	<<locked>>	77%	28819	86%	**37	100%
Maxam CSB 1	<<locked>>	88%	29356	88%	**11	100%
Maxam CSB 2	<<locked>>	85%	29269	88%	**30	100%
Maxam CSB 3	<<locked>>	80%	28471	85%	**71	100%
Maxam CSB 4	<<locked>>	77%	28572	86%	**58	100%
Maxam CSB 5	<<locked>>	72%	28631	86%	**09	100%
Ramshot Silhouette 👍	<<locked>>	70%	28805	86%	**63	99%
Ramshot True Blue	<<locked>>	65%	28993	87%	**76	97%
ReloadSwiss RS 12	<<locked>>	73%	28718	86%	**04	100%
ReloadSwiss RS 14	<<locked>>	97%	10414	31%	**0	99%
ReloadSwiss RS 20 👍	<<locked>>	88%	29501	88%	**89	100%
[ReloadSwiss RS 24]*	<<locked>>	89%	28834	86%	**12	83%
Rottweil P 801	<<locked>>	68%	29269	88%	**75	100%
Rottweil P 806	<<locked>>	97%	27702	83%	**75	96%
SNPE Vectan A0	<<locked>>	86%	28456	85%	**14	100%
SNPE Vectan BA 9	<<locked>>	77%	28427	85%	**98	100%
SNPE Vectan BA10	<<locked>>	70%	29834	89%	**83	100%
SNPE Vectan BA7 1/2	<<locked>>	92%	28732	86%	**57	96%
SNPE Vectan BA9 1/2	<<locked>>	80%	29892	90%	**24	100%
Shooters World Auto Pistol	<<locked>>	64%	29341	88%	**96	93%
Somchem MP200 👍	<<locked>>	78%	29805	89%	**70	100%
Somchem MS200	<<locked>>	82%	28906	87%	**40	100%
[Somchem S221]*	<<locked>>	75%	29660	89%	**06	87%
Vihtavuori 3N37	<<locked>>	88%	29834	89%	**06	97%
Vihtavuori N320	<<locked>>	76%	28776	86%	**71	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	24845	74%	**53	100%
Vihtavuori N330	<<locked>>	80%	28950	87%	**34	100%
Vihtavuori N340 👍	<<locked>>	83%	28964	87%	**43	100%
Vihtavuori N350	<<locked>>	91%	29559	89%	**02	98%
Winchester 231	<<locked>>	67%	29805	89%	**11	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	79%	16636	50%	**33	81%
ADI AP 70N	<<locked>>	61%	22452	67%	**22	100%
ADI APS 350	<<locked>>	60%	22307	67%	**5	100%
ADI APS 450	<<locked>>	61%	21205	64%	**1	100%
ADI AS 30	<<locked>>	61%	19769	59%	**4	100%
ADI AS 50N	<<locked>>	62%	20972	63%	**43	100%
Accurate No. 2	<<locked>>	61%	17738	53%	**17	94%
Accurate No. 5	<<locked>>	61%	26701	80%	**53	92%
Accurate Solo 1000	<<locked>>	60%	19029	57%	**1	100%
Accurate Solo 1250	<<locked>>	60%	15316	46%	**5	99%
Alliant BULLSEYE	<<locked>>	61%	20465	61%	**09	99%
[Alliant POWER PISTOL]*	<<locked>>	67%	17506	52%	**89	81%
Alliant UNIQUE	<<locked>>	60%	15171	45%	**4	95%
Baschieri & Pellagri 100	<<locked>>	60%	17477	52%	**1	100%
Hodgdon Clays	<<locked>>	60%	22568	68%	**1	100%
Hodgdon HS-6	<<locked>>	61%	21654	65%	**45	91%
Hodgdon Longshot	<<locked>>	60%	23090	69%	**78	94%
Hodgdon Universal	<<locked>>	61%	18536	56%	**50	100%
Hodgdon CFE Pistol	<<locked>>	60%	16911	51%	**10	100%
Hodgdon TrailBoss	<<locked>>	69%	6875	21%	**9	99%
Lovex D036	<<locked>>	61%	26658	80%	**53	92%
Lovex S011	<<locked>>	62%	24889	75%	**19	100%
Lovex S020	<<locked>>	60%	17347	52%	**33	98%
Maxam CSB 1	<<locked>>	61%	14794	44%	**8	99%
Maxam CSB 2	<<locked>>	62%	15185	46%	**4	100%
Maxam CSB 3	<<locked>>	60%	16708	50%	**1	100%
Maxam CSB 4	<<locked>>	61%	18942	57%	**10	100%
Maxam CSB 5	<<locked>>	61%	21495	64%	**10	100%
Ramshot Silhouette	<<locked>>	61%	22118	66%	**52	97%
Ramshot True Blue	<<locked>>	61%	25150	75%	**04	95%
ReloadSwiss RS 12	<<locked>>	60%	19595	59%	**66	100%
ReloadSwiss RS 14	<<locked>>	71%	6643	20%	**3	95%
ReloadSwiss RS 20	<<locked>>	60%	13402	40%	**8	95%
[ReloadSwiss RS 24]*	<<locked>>	84%	25135	75%	**43	80%
Rottweil P 801	<<locked>>	62%	24308	73%	**06	100%
[Rottweil P 806]*	<<locked>>	72%	12111	36%	**14	81%
SNPE Vectan A0	<<locked>>	61%	14866	45%	**8	94%
SNPE Vectan BA 9	<<locked>>	60%	17898	54%	**14	99%
SNPE Vectan BA10	<<locked>>	62%	24482	73%	**10	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	12372	37%	**2	82%
SNPE Vectan BA9 1/2	<<locked>>	60%	17274	52%	**10	100%
Shooters World Auto Pistol	<<locked>>	61%	26658	80%	**53	92%
Somchem MP200	<<locked>>	61%	17898	54%	**53	96%
Somchem MS200	<<locked>>	62%	17100	51%	**17	97%
[Somchem S221]*	<<locked>>	64%	20479	61%	**32	81%
[Vihtavuori 3N37]*	<<locked>>	62%	13721	41%	**4	86%
Vihtavuori N320	<<locked>>	61%	18971	57%	**24	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	10791	32%	**4	100%
Vihtavuori N330	<<locked>>	62%	16911	51%	**37	100%
Vihtavuori N340	<<locked>>	61%	15331	46%	**8	95%
[Vihtavuori N350]*	<<locked>>	61%	12473	37%	**5	84%
Winchester 231	<<locked>>	61%	24976	75%	**38	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.