Load data for .357 SIG + .356 | 124gr | LEE Mold 356-124-TC

Recommended Powder(s): Alliant BULLSEYE, Alliant UNIQUE, Ramshot Silhouette, Somchem MP200, Somchem MS200

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.356 \| 124gr \| LEE Mold 356-124-TC
Manufacturer SKU:	356-124-TC
Bullet Weight:	124gr \| 8.0g
Bullet Diameter:	0.356" \| 9.04mm
Bullet Length:	0.598" \| 15.2mm
Caliber:	.357 SIG load data
Case Length (l3):	0.860" \| 21.8mm
Cartridge Length (C.O.L.):	1.123" \| 28.5mm
Seated Depth:	0.335" \| 8.5mm
Shank Seated Depth:	0.335" \| 8.5mm
Case Capacity:	19.5 Grains of Water \| 1.27 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B3270_C518
Last updated:	2025-01-01

Load data for 122 loads in caliber .357 SIG with .356 | 124gr | LEE Mold 356-124-TC bullet and 61 powders such as Alliant BULLSEYE, Alliant UNIQUE, Ramshot Silhouette, 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>>	96%	22655	51%	**84	86%
ADI AP 70N	<<locked>>	85%	39639	90%	**65	100%
ADI APS 350	<<locked>>	85%	37449	85%	**32	100%
ADI APS 450	<<locked>>	90%	39276	89%	**88	100%
ADI AS 30	<<locked>>	94%	38435	87%	**37	100%
ADI AS 50N	<<locked>>	91%	39189	89%	**93	100%
Accurate No. 2	<<locked>>	89%	38537	87%	**39	100%
Accurate No. 5	<<locked>>	75%	38798	88%	**40	96%
[Accurate No. 7]*	<<locked>>	94%	38218	86%	**73	85%
Accurate Solo 1000	<<locked>>	93%	39465	89%	**70	100%
Accurate Solo 1250	<<locked>>	96%	36216	82%	**02	100%
Alliant BULLSEYE 👍	<<locked>>	87%	38247	86%	**94	100%
Alliant POWER PISTOL	<<locked>>	95%	34606	78%	**34	93%
Alliant UNIQUE 👍	<<locked>>	96%	34403	78%	**65	100%
Baschieri & Pellagri 100	<<locked>>	93%	38914	88%	**70	100%
Hodgdon Clays	<<locked>>	85%	38058	86%	**48	100%
Hodgdon HP38	<<locked>>	70%	39798	90%	**19	100%
Hodgdon HS-6	<<locked>>	81%	38450	87%	**17	98%
Hodgdon Longshot	<<locked>>	78%	39247	89%	**27	99%
Hodgdon TiteGroup	<<locked>>	65%	39595	90%	**63	100%
Hodgdon Universal	<<locked>>	94%	39639	90%	**65	100%
Hodgdon TrailBoss	<<locked>>	94%	9050	20%	**1	100%
Lovex D032	<<locked>>	63%	39450	89%	**06	100%
Lovex D036	<<locked>>	75%	38725	88%	**37	96%
[Lovex D037.1]*	<<locked>>	94%	38218	86%	**73	85%
Lovex S011	<<locked>>	80%	39595	89%	**96	100%
Lovex S020	<<locked>>	89%	37521	85%	**48	100%
Maxam CSB 1	<<locked>>	97%	33649	76%	**66	100%
Maxam CSB 2	<<locked>>	97%	34737	79%	**06	100%
Maxam CSB 3	<<locked>>	94%	36680	83%	**83	100%
Maxam CSB 4	<<locked>>	94%	39218	89%	**83	100%
Maxam CSB 5	<<locked>>	86%	37666	85%	**17	100%
Ramshot Silhouette 👍	<<locked>>	82%	38261	86%	**98	100%
Ramshot True Blue	<<locked>>	76%	38159	86%	**11	99%
Ramshot Zip	<<locked>>	70%	38116	86%	**09	100%
ReloadSwiss RS 12	<<locked>>	88%	38566	87%	**29	100%
ReloadSwiss RS 14	<<locked>>	97%	8209	19%	**8	98%
ReloadSwiss RS 20	<<locked>>	97%	33692	76%	**58	100%
[ReloadSwiss RS 24]*	<<locked>>	96%	32474	73%	**85	85%
Rottweil P 801	<<locked>>	82%	38638	87%	**93	100%
Rottweil P 806	<<locked>>	97%	23424	53%	**22	93%
SNPE Vectan A0	<<locked>>	97%	34243	77%	**99	100%
SNPE Vectan BA 9	<<locked>>	91%	38247	86%	**19	100%
SNPE Vectan BA10	<<locked>>	84%	39247	89%	**88	100%
SNPE Vectan BA7 1/2	<<locked>>	97%	29211	66%	**73	96%
SNPE Vectan BA9 1/2	<<locked>>	93%	37826	86%	**32	100%
Shooters World Auto Pistol	<<locked>>	75%	38725	88%	**37	96%
Shooters World Clean Shot	<<locked>>	63%	39450	89%	**06	100%
[Shooters World Major Pistol]*	<<locked>>	94%	38218	86%	**73	85%
Shooters World Ultimate Pistol	<<locked>>	63%	38986	88%	**91	100%
Somchem MP200 👍	<<locked>>	92%	39131	88%	**01	100%
Somchem MS200 👍	<<locked>>	95%	36724	83%	**48	100%
Somchem S221	<<locked>>	85%	37840	86%	**37	91%
Vihtavuori 3N37	<<locked>>	96%	33924	77%	**78	98%
Vihtavuori N310	<<locked>>	75%	39088	88%	**94	100%
Vihtavuori N320	<<locked>>	90%	38029	86%	**83	100%
Vihtavuori N32C Tin Star	<<locked>>	97%	22568	51%	**43	100%
Vihtavuori N330	<<locked>>	93%	37608	85%	**45	100%
Vihtavuori N340	<<locked>>	96%	36927	83%	**52	100%
Vihtavuori N350	<<locked>>	95%	30298	68%	**22	98%
Winchester 231	<<locked>>	78%	38116	86%	**09	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	85%	17172	39%	**60	81%
ADI AP 70N	<<locked>>	62%	20146	46%	**99	100%
ADI APS 350	<<locked>>	60%	20711	47%	**5	100%
ADI APS 450	<<locked>>	61%	19827	45%	**5	100%
ADI AS 30	<<locked>>	61%	17651	40%	**8	100%
ADI AS 50N	<<locked>>	62%	18927	43%	**20	100%
Accurate No. 2	<<locked>>	62%	16259	37%	**7	93%
Accurate No. 5	<<locked>>	61%	24178	55%	**14	90%
[Accurate No. 7]*	<<locked>>	88%	31154	70%	**71	81%
Accurate Solo 1000	<<locked>>	60%	17448	39%	**4	100%
Accurate Solo 1250	<<locked>>	61%	13677	31%	**8	98%
Alliant BULLSEYE	<<locked>>	62%	19014	43%	**89	98%
[Alliant POWER PISTOL]*	<<locked>>	72%	17970	41%	**19	81%
Alliant UNIQUE	<<locked>>	61%	13169	30%	**5	93%
Baschieri & Pellagri 100	<<locked>>	61%	15853	36%	**5	100%
Hodgdon Clays	<<locked>>	60%	20871	47%	**2	100%
Hodgdon HP38	<<locked>>	61%	29646	67%	**07	100%
[Hodgdon HS-6]*	<<locked>>	61%	19392	44%	**12	89%
Hodgdon Longshot	<<locked>>	62%	21857	49%	**68	93%
Hodgdon TiteGroup	<<locked>>	61%	35230	80%	**17	100%
Hodgdon Universal	<<locked>>	61%	16259	37%	**17	100%
Hodgdon TrailBoss	<<locked>>	76%	6193	14%	**3	98%
Lovex D032	<<locked>>	61%	36883	83%	**80	100%
Lovex D036	<<locked>>	61%	24134	55%	**14	90%
[Lovex D037.1]*	<<locked>>	88%	31154	70%	**71	81%
Lovex S011	<<locked>>	60%	21828	49%	**76	100%
Lovex S020	<<locked>>	61%	15403	35%	**07	97%
Maxam CSB 1	<<locked>>	61%	13024	29%	**9	98%
Maxam CSB 2	<<locked>>	62%	12836	29%	**8	100%
Maxam CSB 3	<<locked>>	60%	15026	34%	**5	100%
Maxam CSB 4	<<locked>>	61%	17216	39%	**8	100%
Maxam CSB 5	<<locked>>	61%	19653	44%	**1	100%
Ramshot Silhouette	<<locked>>	61%	19566	44%	**09	96%
Ramshot True Blue	<<locked>>	61%	22597	51%	**71	93%
Ramshot Zip	<<locked>>	61%	28485	64%	**98	100%
ReloadSwiss RS 12	<<locked>>	61%	17056	39%	**43	100%
ReloadSwiss RS 14	<<locked>>	79%	5744	13%	**9	93%
ReloadSwiss RS 20	<<locked>>	61%	11763	27%	**5	93%
[ReloadSwiss RS 24]*	<<locked>>	88%	25251	57%	**66	80%
Rottweil P 801	<<locked>>	60%	20436	46%	**63	100%
[Rottweil P 806]*	<<locked>>	79%	12125	27%	**47	81%
SNPE Vectan A0	<<locked>>	61%	13402	30%	**2	92%
SNPE Vectan BA 9	<<locked>>	61%	16549	37%	**4	99%
SNPE Vectan BA10	<<locked>>	62%	23105	52%	**7	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	64%	11647	26%	**6	80%
SNPE Vectan BA9 1/2	<<locked>>	61%	15447	35%	**8	99%
Shooters World Auto Pistol	<<locked>>	61%	24134	55%	**14	90%
Shooters World Clean Shot	<<locked>>	61%	36883	83%	**80	100%
[Shooters World Major Pistol]*	<<locked>>	88%	31154	70%	**71	81%
Shooters World Ultimate Pistol	<<locked>>	61%	36854	83%	**68	100%
Somchem MP200	<<locked>>	62%	16186	37%	**27	94%
Somchem MS200	<<locked>>	60%	14315	32%	**1	95%
[Somchem S221]*	<<locked>>	68%	20929	47%	**61	81%
[Vihtavuori 3N37]*	<<locked>>	61%	11342	26%	**9	82%
Vihtavuori N310	<<locked>>	60%	25150	57%	**40	100%
Vihtavuori N320	<<locked>>	62%	16984	38%	**04	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	8673	20%	**1	100%
Vihtavuori N330	<<locked>>	60%	13909	31%	**1	99%
Vihtavuori N340	<<locked>>	62%	13735	31%	**1	94%
[Vihtavuori N350]*	<<locked>>	62%	11052	25%	**2	81%
Winchester 231	<<locked>>	62%	23656	53%	**25	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