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

Recommended Powder(s): Alliant UNIQUE, ReloadSwiss RS 20, Somchem MS200, Vihtavuori 3N37, Vihtavuori N340

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 115gr \| Geco HOLLOW POINT
Manufacturer SKU:	2318149
Bullet Weight:	115gr \| 7.5g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.532" \| 13.5mm
Caliber:	.357 SIG load data
Case Length (l3):	0.860" \| 21.8mm
Cartridge Length (C.O.L.):	1.123" \| 28.5mm
Seated Depth:	0.269" \| 6.8mm
Shank Seated Depth:	0.269" \| 6.8mm
Case Capacity:	19.5 Grains of Water \| 1.27 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B9012_C518
Last updated:	2025-01-01

Load data for 114 loads in caliber .357 SIG with .355 | 115gr | Geco HOLLOW POINT bullet and 57 powders such as Alliant UNIQUE, ReloadSwiss RS 20, Somchem MS200, Vihtavuori 3N37, 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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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>>	97%	25875	58%	**25	89%
ADI AP 70N	<<locked>>	79%	38130	86%	**37	100%
ADI APS 350	<<locked>>	85%	39291	89%	**37	100%
ADI APS 450	<<locked>>	85%	37927	86%	**60	100%
ADI AS 30	<<locked>>	89%	37811	85%	**12	100%
ADI AS 50N	<<locked>>	85%	38174	86%	**71	100%
Accurate No. 2	<<locked>>	85%	37318	84%	**27	100%
Accurate No. 5	<<locked>>	72%	39363	89%	**45	97%
[Accurate No. 7]*	<<locked>>	91%	39494	89%	**98	85%
Accurate Solo 1000	<<locked>>	87%	37739	85%	**45	100%
Accurate Solo 1250	<<locked>>	94%	37971	86%	**14	100%
Alliant BULLSEYE	<<locked>>	85%	39624	90%	**06	100%
Alliant POWER PISTOL	<<locked>>	96%	39001	88%	**91	94%
Alliant UNIQUE 👍	<<locked>>	96%	37956	86%	**96	100%
Baschieri & Pellagri 100	<<locked>>	90%	38972	88%	**58	100%
Hodgdon Clays	<<locked>>	82%	37623	85%	**30	100%
Hodgdon HP38	<<locked>>	67%	39059	88%	**04	100%
Hodgdon HS-6	<<locked>>	78%	38783	88%	**22	98%
Hodgdon Longshot	<<locked>>	76%	39726	90%	**35	99%
Hodgdon Universal	<<locked>>	88%	38130	86%	**37	100%
Hodgdon TrailBoss	<<locked>>	93%	11182	25%	**6	100%
Lovex D036	<<locked>>	72%	39320	89%	**45	97%
[Lovex D037.1]*	<<locked>>	91%	39494	89%	**98	85%
Lovex S011	<<locked>>	77%	39175	89%	**91	100%
Lovex S020	<<locked>>	87%	38957	88%	**57	100%
Maxam CSB 1	<<locked>>	95%	35520	80%	**75	100%
Maxam CSB 2	<<locked>>	97%	39276	89%	**40	100%
Maxam CSB 3	<<locked>>	93%	39001	88%	**98	100%
Maxam CSB 4	<<locked>>	90%	39537	89%	**75	100%
Maxam CSB 5	<<locked>>	84%	38870	88%	**16	100%
Ramshot Silhouette	<<locked>>	78%	38247	86%	**96	100%
Ramshot True Blue	<<locked>>	73%	38827	88%	**16	99%
Ramshot Zip	<<locked>>	68%	39537	89%	**21	100%
ReloadSwiss RS 12	<<locked>>	84%	39566	89%	**21	100%
ReloadSwiss RS 14	<<locked>>	95%	10370	23%	**6	99%
ReloadSwiss RS 20 👍	<<locked>>	96%	36390	82%	**76	100%
[ReloadSwiss RS 24]*	<<locked>>	96%	37028	84%	**45	87%
Rottweil P 801	<<locked>>	78%	39653	90%	**88	100%
Rottweil P 806	<<locked>>	97%	28805	65%	**96	96%
SNPE Vectan A0	<<locked>>	96%	36753	83%	**24	100%
SNPE Vectan BA 9	<<locked>>	89%	38595	87%	**17	100%
SNPE Vectan BA10	<<locked>>	80%	37913	86%	**60	100%
SNPE Vectan BA7 1/2	<<locked>>	96%	32329	73%	**11	97%
SNPE Vectan BA9 1/2	<<locked>>	91%	39421	89%	**37	100%
Shooters World Auto Pistol	<<locked>>	72%	39320	89%	**45	97%
[Shooters World Major Pistol]*	<<locked>>	91%	39494	89%	**98	85%
Somchem MP200	<<locked>>	89%	39668	90%	**03	100%
Somchem MS200 👍	<<locked>>	94%	39755	90%	**76	100%
Somchem S221	<<locked>>	83%	39363	89%	**58	92%
Vihtavuori 3N37 👍	<<locked>>	97%	38740	88%	**39	99%
Vihtavuori N310	<<locked>>	72%	38885	88%	**80	100%
Vihtavuori N320	<<locked>>	87%	38566	87%	**75	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	24569	56%	**29	100%
Vihtavuori N330	<<locked>>	90%	39189	89%	**57	100%
Vihtavuori N340 👍	<<locked>>	95%	39740	90%	**83	100%
Vihtavuori N350	<<locked>>	95%	34011	77%	**60	99%
Winchester 231	<<locked>>	76%	39537	89%	**21	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	80%	16969	38%	**19	81%
ADI AP 70N	<<locked>>	61%	22771	51%	**14	100%
ADI APS 350	<<locked>>	60%	22510	51%	**20	100%
ADI APS 450	<<locked>>	60%	21176	48%	**33	100%
ADI AS 30	<<locked>>	61%	19711	45%	**53	100%
ADI AS 50N	<<locked>>	61%	20610	47%	**15	100%
Accurate No. 2	<<locked>>	61%	18304	41%	**09	94%
Accurate No. 5	<<locked>>	61%	26382	60%	**39	91%
[Accurate No. 7]*	<<locked>>	83%	29095	66%	**40	80%
Accurate Solo 1000	<<locked>>	61%	20291	46%	**86	100%
Accurate Solo 1250	<<locked>>	61%	15983	36%	**56	99%
Alliant BULLSEYE	<<locked>>	61%	21089	48%	**04	99%
[Alliant POWER PISTOL]*	<<locked>>	68%	17854	40%	**78	81%
Alliant UNIQUE	<<locked>>	61%	15780	36%	**83	95%
Baschieri & Pellagri 100	<<locked>>	61%	18362	42%	**66	100%
Hodgdon Clays	<<locked>>	60%	22771	51%	**37	100%
Hodgdon HP38	<<locked>>	61%	32213	73%	**25	100%
Hodgdon HS-6	<<locked>>	61%	21828	49%	**37	91%
Hodgdon Longshot	<<locked>>	61%	24540	55%	**96	94%
Hodgdon Universal	<<locked>>	61%	19087	43%	**38	100%
Hodgdon TrailBoss	<<locked>>	62%	6150	14%	**6	97%
Lovex D036	<<locked>>	61%	26339	60%	**39	91%
[Lovex D037.1]*	<<locked>>	83%	29095	66%	**40	80%
Lovex S011	<<locked>>	62%	25193	57%	**07	100%
Lovex S020	<<locked>>	60%	17796	40%	**19	98%
Maxam CSB 1	<<locked>>	62%	15432	35%	**33	99%
Maxam CSB 2	<<locked>>	60%	14765	33%	**53	100%
Maxam CSB 3	<<locked>>	61%	17738	40%	**76	100%
Maxam CSB 4	<<locked>>	60%	18739	42%	**79	100%
Maxam CSB 5	<<locked>>	60%	21437	48%	**83	100%
Ramshot Silhouette	<<locked>>	60%	21828	49%	**24	97%
Ramshot True Blue	<<locked>>	61%	24947	56%	**93	95%
Ramshot Zip	<<locked>>	61%	31024	70%	**16	100%
ReloadSwiss RS 12	<<locked>>	61%	20392	46%	**58	100%
ReloadSwiss RS 14	<<locked>>	61%	5627	13%	**9	92%
ReloadSwiss RS 20	<<locked>>	61%	13634	31%	**47	95%
[ReloadSwiss RS 24]*	<<locked>>	83%	25382	57%	**45	80%
Rottweil P 801	<<locked>>	62%	24671	56%	**98	100%
[Rottweil P 806]*	<<locked>>	72%	12343	28%	**96	80%
SNPE Vectan A0	<<locked>>	61%	15258	34%	**33	94%
SNPE Vectan BA 9	<<locked>>	60%	18130	41%	**96	99%
SNPE Vectan BA10	<<locked>>	61%	24076	54%	**83	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	12517	28%	**1	82%
SNPE Vectan BA9 1/2	<<locked>>	61%	17898	40%	**96	100%
Shooters World Auto Pistol	<<locked>>	61%	26339	60%	**39	91%
[Shooters World Major Pistol]*	<<locked>>	83%	29095	66%	**40	80%
Somchem MP200	<<locked>>	61%	18144	41%	**32	95%
Somchem MS200	<<locked>>	60%	16549	37%	**79	97%
[Somchem S221]*	<<locked>>	63%	20233	46%	**14	80%
[Vihtavuori 3N37]*	<<locked>>	61%	13677	31%	**43	85%
Vihtavuori N310	<<locked>>	61%	28645	65%	**58	100%
Vihtavuori N320	<<locked>>	60%	18724	42%	**96	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	10892	25%	**3	100%
Vihtavuori N330	<<locked>>	60%	16520	37%	**02	100%
Vihtavuori N340	<<locked>>	61%	15882	36%	**70	95%
[Vihtavuori N350]*	<<locked>>	61%	12662	29%	**04	84%
Winchester 231	<<locked>>	61%	25135	57%	**27	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