Load data for .357 SIG + .355 | 115gr | Geco FMJ

Recommended Powder(s): Lovex S020, Ramshot Silhouette, SNPE Vectan BA 9, Somchem MP200, Somchem MS200

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 115gr \| Geco FMJ
Manufacturer SKU:	2318141
Bullet Weight:	115gr \| 7.5g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.584" \| 14.8mm
Caliber:	.357 SIG load data
Case Length (l3):	0.860" \| 21.8mm
Cartridge Length (C.O.L.):	1.123" \| 28.5mm
Seated Depth:	0.321" \| 8.2mm
Shank Seated Depth:	0.321" \| 8.2mm
Case Capacity:	19.5 Grains of Water \| 1.27 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B9004_C518
Last updated:	2025-01-01

Load data for 120 loads in caliber .357 SIG with .355 | 115gr | Geco FMJ bullet and 60 powders such as Lovex S020, Ramshot Silhouette, SNPE Vectan BA 9, Somchem MP200, Somchem MS200. 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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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.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

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>>	95%	22640	51%	**24	85%
ADI AP 70N	<<locked>>	82%	38043	86%	**04	100%
ADI APS 350	<<locked>>	85%	37710	85%	**91	100%
ADI APS 450	<<locked>>	89%	39305	89%	**47	100%
ADI AS 30	<<locked>>	93%	39218	89%	**99	100%
ADI AS 50N	<<locked>>	90%	39465	89%	**58	100%
Accurate No. 2	<<locked>>	88%	37826	86%	**91	100%
Accurate No. 5	<<locked>>	75%	39537	89%	**12	96%
[Accurate No. 7]*	<<locked>>	95%	39784	90%	**49	84%
Accurate Solo 1000	<<locked>>	92%	39175	89%	**32	100%
Accurate Solo 1250	<<locked>>	95%	36274	82%	**58	100%
Alliant BULLSEYE	<<locked>>	86%	37869	86%	**50	100%
Alliant POWER PISTOL	<<locked>>	96%	35505	80%	**09	92%
Alliant UNIQUE	<<locked>>	95%	34766	79%	**27	100%
Baschieri & Pellagri 100	<<locked>>	93%	38841	88%	**29	100%
Hodgdon Clays	<<locked>>	85%	38450	87%	**11	100%
Hodgdon HP38	<<locked>>	70%	39581	89%	**81	100%
Hodgdon HS-6	<<locked>>	81%	39233	89%	**86	97%
Hodgdon Longshot	<<locked>>	77%	38232	86%	**73	98%
Hodgdon TiteGroup	<<locked>>	64%	39465	89%	**25	100%
Hodgdon Universal	<<locked>>	91%	38043	86%	**04	100%
Hodgdon TrailBoss	<<locked>>	95%	10573	24%	**3	100%
Lovex D032	<<locked>>	63%	39247	89%	**62	100%
Lovex D036	<<locked>>	75%	39479	89%	**09	96%
[Lovex D037.1]*	<<locked>>	95%	39784	90%	**49	84%
Lovex S011	<<locked>>	80%	39160	89%	**58	100%
Lovex S020 👍	<<locked>>	90%	39349	89%	**30	100%
Maxam CSB 1	<<locked>>	96%	33533	76%	**29	100%
Maxam CSB 2	<<locked>>	96%	34911	79%	**68	100%
Maxam CSB 3	<<locked>>	96%	38841	88%	**62	100%
Maxam CSB 4	<<locked>>	93%	39059	88%	**42	100%
Maxam CSB 5	<<locked>>	86%	37797	85%	**76	100%
Ramshot Silhouette 👍	<<locked>>	82%	39276	89%	**70	100%
Ramshot True Blue	<<locked>>	76%	38957	88%	**73	98%
Ramshot Zip	<<locked>>	69%	37898	86%	**71	100%
ReloadSwiss RS 12	<<locked>>	87%	38783	88%	**94	100%
ReloadSwiss RS 14	<<locked>>	93%	9326	21%	**3	98%
ReloadSwiss RS 20	<<locked>>	96%	33112	75%	**07	100%
[ReloadSwiss RS 24]*	<<locked>>	96%	32982	75%	**47	84%
Rottweil P 801	<<locked>>	81%	39189	89%	**55	100%
Rottweil P 806	<<locked>>	96%	24163	55%	**91	93%
SNPE Vectan A0	<<locked>>	96%	33692	76%	**55	100%
SNPE Vectan BA 9 👍	<<locked>>	93%	39465	89%	**98	100%
SNPE Vectan BA10	<<locked>>	83%	39276	89%	**47	100%
SNPE Vectan BA7 1/2	<<locked>>	95%	29022	66%	**22	95%
SNPE Vectan BA9 1/2	<<locked>>	95%	39523	89%	**14	100%
Shooters World Auto Pistol	<<locked>>	75%	39479	89%	**09	96%
Shooters World Clean Shot	<<locked>>	63%	39247	89%	**62	100%
[Shooters World Major Pistol]*	<<locked>>	95%	39784	90%	**49	84%
Somchem MP200 👍	<<locked>>	91%	38769	88%	**57	100%
Somchem MS200 👍	<<locked>>	96%	38348	87%	**30	100%
Somchem S221	<<locked>>	85%	38624	87%	**12	90%
Vihtavuori 3N37	<<locked>>	96%	34824	79%	**47	98%
Vihtavuori N310	<<locked>>	75%	39610	90%	**57	100%
Vihtavuori N320	<<locked>>	89%	38058	86%	**42	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	23728	54%	**99	100%
Vihtavuori N330	<<locked>>	94%	39479	89%	**27	100%
Vihtavuori N340	<<locked>>	97%	38464	87%	**30	100%
Vihtavuori N350	<<locked>>	96%	31502	71%	**94	97%
Winchester 231	<<locked>>	77%	37898	86%	**71	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	85%	17535	40%	**06	80%
ADI AP 70N	<<locked>>	61%	21683	49%	**68	100%
ADI APS 350	<<locked>>	61%	21988	50%	**8	100%
ADI APS 450	<<locked>>	61%	20740	47%	**07	100%
ADI AS 30	<<locked>>	62%	19072	43%	**24	100%
ADI AS 50N	<<locked>>	60%	19000	43%	**60	100%
Accurate No. 2	<<locked>>	62%	17013	38%	**50	92%
[Accurate No. 5]*	<<locked>>	61%	24279	55%	**66	89%
[Accurate No. 7]*	<<locked>>	89%	33185	75%	**57	81%
Accurate Solo 1000	<<locked>>	61%	18478	42%	**33	100%
Accurate Solo 1250	<<locked>>	61%	14779	33%	**01	98%
Alliant BULLSEYE	<<locked>>	62%	19899	45%	**52	98%
[Alliant POWER PISTOL]*	<<locked>>	72%	18478	42%	**71	80%
Alliant UNIQUE	<<locked>>	61%	14649	33%	**30	93%
Baschieri & Pellagri 100	<<locked>>	61%	17071	39%	**17	100%
Hodgdon Clays	<<locked>>	61%	22046	50%	**04	100%
Hodgdon HP38	<<locked>>	61%	29907	68%	**66	100%
[Hodgdon HS-6]*	<<locked>>	60%	19928	45%	**61	88%
Hodgdon Longshot	<<locked>>	61%	22147	50%	**17	92%
Hodgdon TiteGroup	<<locked>>	61%	35462	80%	**80	100%
Hodgdon Universal	<<locked>>	61%	17753	40%	**83	100%
Hodgdon TrailBoss	<<locked>>	65%	6077	14%	**3	96%
Lovex D032	<<locked>>	61%	36767	83%	**35	100%
[Lovex D036]*	<<locked>>	61%	24236	55%	**66	89%
[Lovex D037.1]*	<<locked>>	89%	33185	75%	**57	81%
Lovex S011	<<locked>>	60%	22379	51%	**32	100%
Lovex S020	<<locked>>	61%	16505	37%	**66	97%
Maxam CSB 1	<<locked>>	62%	14141	32%	**1	98%
Maxam CSB 2	<<locked>>	60%	13198	30%	**7	100%
Maxam CSB 3	<<locked>>	61%	16157	37%	**17	100%
Maxam CSB 4	<<locked>>	62%	18318	41%	**47	100%
Maxam CSB 5	<<locked>>	62%	20929	47%	**53	100%
Ramshot Silhouette	<<locked>>	60%	20262	46%	**65	95%
Ramshot True Blue	<<locked>>	62%	23917	54%	**40	93%
Ramshot Zip	<<locked>>	61%	28761	65%	**57	100%
ReloadSwiss RS 12	<<locked>>	61%	18521	42%	**09	100%
ReloadSwiss RS 14	<<locked>>	68%	5976	14%	**9	92%
ReloadSwiss RS 20	<<locked>>	61%	12763	29%	**7	93%
[ReloadSwiss RS 24]*	<<locked>>	89%	27470	62%	**48	80%
Rottweil P 801	<<locked>>	60%	21741	49%	**29	100%
[Rottweil P 806]*	<<locked>>	77%	12966	29%	**99	80%
SNPE Vectan A0	<<locked>>	61%	14257	32%	**8	92%
SNPE Vectan BA 9	<<locked>>	61%	17318	39%	**47	98%
SNPE Vectan BA10	<<locked>>	60%	22379	51%	**33	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	64%	12546	28%	**8	80%
SNPE Vectan BA9 1/2	<<locked>>	61%	16694	38%	**50	99%
[Shooters World Auto Pistol]*	<<locked>>	61%	24236	55%	**66	89%
Shooters World Clean Shot	<<locked>>	61%	36767	83%	**35	100%
[Shooters World Major Pistol]*	<<locked>>	89%	33185	75%	**57	81%
Somchem MP200	<<locked>>	61%	17114	39%	**86	94%
Somchem MS200	<<locked>>	60%	15345	35%	**20	95%
[Somchem S221]*	<<locked>>	68%	22452	51%	**30	81%
[Vihtavuori 3N37]*	<<locked>>	60%	12270	28%	**4	82%
Vihtavuori N310	<<locked>>	60%	26324	60%	**06	100%
Vihtavuori N320	<<locked>>	62%	18086	41%	**66	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	10283	23%	**3	100%
Vihtavuori N330	<<locked>>	60%	14997	34%	**43	99%
Vihtavuori N340	<<locked>>	62%	14765	33%	**20	94%
[Vihtavuori N350]*	<<locked>>	62%	12024	27%	**1	82%
Winchester 231	<<locked>>	62%	24149	55%	**84	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.

<<locked>>... you need to buy an access license to unlock the data