Load data for .357 Maximum + .357 | 180gr | Geco HEXAGON

Recommended Powder(s): ADI AP 100, ReloadSwiss RS 24

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 180gr \| Geco HEXAGON
Manufacturer SKU:	2319117
Bullet Weight:	180gr \| 11.7g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.811" \| 20.6mm
Caliber:	.357 Maximum load data
Case Length (l3):	1.600" \| 40.6mm
Cartridge Length (C.O.L.):	1.960" \| 49.8mm
Seated Depth:	0.451" \| 11.5mm
Shank Seated Depth:	0.451" \| 11.5mm
Case Capacity:	33.6 Grains of Water \| 2.18 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44962 psi \| 3100 bar
LID:	LID_B9011_C515
Last updated:	2025-01-01

Load data for 106 loads in caliber .357 Maximum with .357 | 180gr | Geco HEXAGON bullet and 53 powders such as ADI AP 100, ReloadSwiss RS 24. 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>>	85%	39842	89%	**39	100%
ADI AS 30	<<locked>>	70%	38986	87%	**15	100%
ADI AS 50N	<<locked>>	66%	39320	87%	**52	100%
[Accurate 4100]*	<<locked>>	86%	40422	90%	**17	89%
Accurate No. 2	<<locked>>	66%	39247	87%	**30	100%
Accurate No. 7	<<locked>>	65%	39015	87%	**88	98%
Accurate No. 9	<<locked>>	72%	38682	86%	**81	94%
Accurate Solo 1000	<<locked>>	69%	39552	88%	**45	100%
Accurate Solo 1250	<<locked>>	71%	38348	85%	**78	100%
Accurate TCM	<<locked>>	73%	39291	87%	**88	95%
Alliant 2400	<<locked>>	82%	38725	86%	**01	92%
Alliant BULLSEYE	<<locked>>	64%	40350	90%	**60	100%
Alliant POWER PISTOL	<<locked>>	68%	38203	85%	**52	100%
Alliant UNIQUE	<<locked>>	70%	38769	86%	**53	100%
Baschieri & Pellagri 100	<<locked>>	68%	38406	85%	**35	100%
Hodgdon Clays	<<locked>>	68%	38334	85%	**60	100%
[Hodgdon H110]*	<<locked>>	91%	38667	86%	**17	85%
Hodgdon LilGun	<<locked>>	93%	39508	88%	**86	93%
Hodgdon Universal	<<locked>>	66%	39247	87%	**98	100%
Hodgdon TrailBoss	<<locked>>	96%	21335	47%	**2	100%
Lovex D037.1	<<locked>>	65%	39015	87%	**88	98%
Lovex D037.2	<<locked>>	72%	39566	88%	**94	94%
Lovex S020	<<locked>>	65%	40190	89%	**27	100%
Maxam CSB 1	<<locked>>	74%	38522	86%	**78	100%
Maxam CSB 2	<<locked>>	71%	39900	89%	**84	100%
Maxam CSB 3	<<locked>>	69%	38101	85%	**55	100%
Maxam CSB 4	<<locked>>	69%	40001	89%	**55	100%
Maxam CSB 5	<<locked>>	67%	40059	89%	**15	100%
Ramshot Enforcer	<<locked>>	83%	40422	90%	**37	93%
ReloadSwiss RS 14	<<locked>>	97%	20204	45%	**9	100%
ReloadSwiss RS 20	<<locked>>	72%	40248	90%	**50	100%
ReloadSwiss RS 24 👍	<<locked>>	71%	39450	88%	**78	99%
Rottweil P 806	<<locked>>	73%	38711	86%	**42	100%
SNPE Vectan A0	<<locked>>	73%	38232	85%	**11	100%
SNPE Vectan BA 9	<<locked>>	67%	38957	87%	**91	100%
SNPE Vectan BA10	<<locked>>	66%	39146	87%	**86	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	96%	25585	57%	**98	88%
SNPE Vectan BA7 1/2	<<locked>>	77%	38551	86%	**73	100%
SNPE Vectan BA9 1/2	<<locked>>	68%	38696	86%	**88	100%
Shooters World Heavy Pistol	<<locked>>	72%	39566	88%	**94	94%
Shooters World Major Pistol	<<locked>>	65%	39015	87%	**88	98%
Somchem MP200	<<locked>>	66%	39523	88%	**53	100%
Somchem MS200	<<locked>>	70%	39856	89%	**34	100%
[Somchem S265]*	<<locked>>	97%	36492	81%	**35	82%
Vihtavuori 3N37	<<locked>>	70%	38812	86%	**86	100%
Vihtavuori 3N38	<<locked>>	81%	40059	89%	**68	100%
Vihtavuori N105	<<locked>>	86%	39856	89%	**91	100%
Vihtavuori N110	<<locked>>	97%	33504	75%	**55	90%
Vihtavuori N320	<<locked>>	67%	40364	90%	**58	100%
Vihtavuori N32C Tin Star	<<locked>>	91%	39349	88%	**83	100%
Vihtavuori N330	<<locked>>	66%	39175	87%	**94	100%
Vihtavuori N340	<<locked>>	70%	40045	89%	**40	100%
Vihtavuori N350	<<locked>>	73%	39262	87%	**89	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	61%	20653	46%	**43	97%
ADI AS 30	<<locked>>	61%	31865	71%	**37	100%
ADI AS 50N	<<locked>>	61%	34505	77%	**02	100%
[Accurate 4100]*	<<locked>>	73%	25570	57%	**91	80%
Accurate No. 2	<<locked>>	61%	33953	76%	**75	100%
Accurate No. 7	<<locked>>	61%	33388	74%	**06	96%
[Accurate No. 9]*	<<locked>>	61%	25541	57%	**84	87%
Accurate Solo 1000	<<locked>>	61%	32343	72%	**70	100%
Accurate Solo 1250	<<locked>>	61%	29066	65%	**76	100%
[Accurate TCM]*	<<locked>>	61%	25947	58%	**81	89%
[Alliant 2400]*	<<locked>>	64%	21857	49%	**12	80%
Alliant BULLSEYE	<<locked>>	61%	37898	84%	**37	100%
Alliant POWER PISTOL	<<locked>>	61%	30182	67%	**40	100%
Alliant UNIQUE	<<locked>>	61%	30168	67%	**48	100%
Baschieri & Pellagri 100	<<locked>>	61%	31401	70%	**63	100%
Hodgdon Clays	<<locked>>	61%	33359	74%	**10	100%
[Hodgdon H110]*	<<locked>>	85%	31792	71%	**22	81%
[Hodgdon LilGun]*	<<locked>>	78%	23235	52%	**07	81%
Hodgdon Universal	<<locked>>	61%	34606	77%	**48	100%
Hodgdon TrailBoss	<<locked>>	60%	10602	24%	**9	100%
Lovex D037.1	<<locked>>	61%	33388	74%	**06	96%
[Lovex D037.2]*	<<locked>>	61%	26136	58%	**88	87%
Lovex S020	<<locked>>	61%	35215	78%	**71	100%
Maxam CSB 1	<<locked>>	61%	27760	62%	**53	100%
Maxam CSB 2	<<locked>>	61%	30777	68%	**83	100%
Maxam CSB 3	<<locked>>	61%	31111	69%	**76	100%
Maxam CSB 4	<<locked>>	61%	32750	73%	**79	100%
Maxam CSB 5	<<locked>>	61%	34954	78%	**63	100%
[Ramshot Enforcer]*	<<locked>>	64%	20740	46%	**02	80%
ReloadSwiss RS 14	<<locked>>	61%	10327	23%	**2	100%
ReloadSwiss RS 20	<<locked>>	61%	29095	65%	**22	100%
ReloadSwiss RS 24	<<locked>>	61%	28369	63%	**14	96%
Rottweil P 806	<<locked>>	61%	25628	57%	**71	100%
SNPE Vectan A0	<<locked>>	61%	27920	62%	**86	100%
SNPE Vectan BA 9	<<locked>>	61%	32503	72%	**22	100%
SNPE Vectan BA10	<<locked>>	61%	34301	76%	**37	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	84%	18956	42%	**60	81%
SNPE Vectan BA7 1/2	<<locked>>	61%	24279	54%	**83	100%
SNPE Vectan BA9 1/2	<<locked>>	61%	32039	71%	**12	100%
[Shooters World Heavy Pistol]*	<<locked>>	61%	26136	58%	**88	87%
Shooters World Major Pistol	<<locked>>	61%	33388	74%	**06	96%
Somchem MP200	<<locked>>	61%	35085	78%	**07	100%
Somchem MS200	<<locked>>	61%	31154	69%	**35	100%
[Somchem S265]*	<<locked>>	94%	33402	74%	**93	81%
Vihtavuori 3N37	<<locked>>	61%	28732	64%	**68	100%
Vihtavuori 3N38	<<locked>>	61%	21393	48%	**83	93%
Vihtavuori N105	<<locked>>	61%	17303	38%	**33	93%
[Vihtavuori N110]*	<<locked>>	83%	21509	48%	**35	80%
Vihtavuori N320	<<locked>>	62%	35273	78%	**09	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	20378	45%	**0	100%
Vihtavuori N330	<<locked>>	61%	34185	76%	**42	100%
Vihtavuori N340	<<locked>>	61%	30821	69%	**35	100%
Vihtavuori N350	<<locked>>	61%	26948	60%	**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.

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