Load data for .357 SIG + .355 | 124gr | Nosler JHP

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 \| 124gr \| Nosler JHP
Manufacturer SKU:	43123
Bullet Weight:	124gr \| 8.0g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.560" \| 14.2mm
Caliber:	.357 SIG load data
Case Length (l3):	0.860" \| 21.8mm
Cartridge Length (C.O.L.):	1.123" \| 28.5mm
Seated Depth:	0.297" \| 7.5mm
Shank Seated Depth:	0.297" \| 7.5mm
Case Capacity:	19.5 Grains of Water \| 1.27 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B4158_C518
Last updated:	2025-01-01

Load data for 116 loads in caliber .357 SIG with .355 | 124gr | Nosler JHP bullet and 58 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>>	96%	25860	58%	**63	90%
ADI AP 70N	<<locked>>	80%	39276	89%	**75	100%
ADI APS 350	<<locked>>	84%	38957	88%	**65	100%
ADI APS 450	<<locked>>	85%	37898	86%	**88	100%
ADI AS 30	<<locked>>	89%	38072	86%	**43	100%
ADI AS 50N	<<locked>>	86%	38754	88%	**02	100%
Accurate No. 2	<<locked>>	86%	38856	88%	**65	100%
Accurate No. 5	<<locked>>	71%	38130	86%	**50	97%
[Accurate No. 7]*	<<locked>>	90%	38218	86%	**03	86%
Accurate Solo 1000	<<locked>>	88%	38130	86%	**73	100%
Accurate Solo 1250	<<locked>>	95%	39450	89%	**45	100%
Alliant BULLSEYE	<<locked>>	84%	39015	88%	**17	100%
Alliant POWER PISTOL	<<locked>>	96%	39566	89%	**26	95%
Alliant UNIQUE 👍	<<locked>>	97%	39421	89%	**34	100%
Baschieri & Pellagri 100	<<locked>>	90%	39755	90%	**93	100%
Hodgdon Clays	<<locked>>	84%	39233	89%	**78	100%
Hodgdon HP38	<<locked>>	66%	38464	87%	**19	100%
Hodgdon HS-6	<<locked>>	78%	39682	90%	**53	98%
Hodgdon Longshot	<<locked>>	74%	38841	88%	**47	99%
Hodgdon Universal	<<locked>>	88%	39276	89%	**75	100%
Hodgdon TrailBoss	<<locked>>	95%	11545	26%	**0	100%
Lovex D036	<<locked>>	71%	38058	86%	**60	97%
[Lovex D037.1]*	<<locked>>	90%	38218	86%	**03	86%
Lovex S011	<<locked>>	76%	37739	85%	**96	100%
Lovex S020	<<locked>>	86%	38348	87%	**71	100%
Maxam CSB 1	<<locked>>	96%	36419	82%	**16	100%
Maxam CSB 2	<<locked>>	96%	38508	87%	**55	100%
Maxam CSB 3	<<locked>>	94%	39668	90%	**25	100%
Maxam CSB 4	<<locked>>	88%	38145	86%	**86	100%
Maxam CSB 5	<<locked>>	84%	38928	88%	**47	100%
Ramshot Silhouette	<<locked>>	78%	38348	87%	**17	100%
Ramshot True Blue	<<locked>>	74%	39523	89%	**47	99%
Ramshot Zip	<<locked>>	67%	39102	88%	**39	100%
ReloadSwiss RS 12	<<locked>>	83%	38450	87%	**35	100%
ReloadSwiss RS 14	<<locked>>	97%	10863	25%	**6	100%
ReloadSwiss RS 20 👍	<<locked>>	95%	36463	82%	**01	100%
[ReloadSwiss RS 24]*	<<locked>>	96%	36579	83%	**63	88%
Rottweil P 801	<<locked>>	77%	38638	87%	**96	100%
Rottweil P 806	<<locked>>	96%	27949	63%	**14	96%
SNPE Vectan A0	<<locked>>	95%	36419	82%	**45	100%
SNPE Vectan BA 9	<<locked>>	88%	38334	87%	**39	100%
SNPE Vectan BA10	<<locked>>	79%	37884	86%	**88	100%
SNPE Vectan BA7 1/2	<<locked>>	96%	32590	74%	**42	98%
SNPE Vectan BA9 1/2	<<locked>>	90%	38479	87%	**48	100%
Shooters World Auto Pistol	<<locked>>	71%	38058	86%	**60	97%
[Shooters World Major Pistol]*	<<locked>>	90%	38218	86%	**03	86%
Somchem MP200	<<locked>>	89%	39407	89%	**17	100%
Somchem MS200 👍	<<locked>>	93%	39334	89%	**94	100%
Somchem S221	<<locked>>	82%	38957	88%	**73	92%
Vihtavuori 3N37 👍	<<locked>>	97%	39523	89%	**60	100%
[Vihtavuori 3N38]*	<<locked>>	97%	26556	60%	**96	83%
Vihtavuori N310	<<locked>>	72%	38551	87%	**04	100%
Vihtavuori N320	<<locked>>	87%	39436	89%	**09	100%
Vihtavuori N32C Tin Star	<<locked>>	94%	24787	56%	**73	100%
Vihtavuori N330	<<locked>>	89%	38551	87%	**68	100%
Vihtavuori N340 👍	<<locked>>	94%	39610	90%	**94	100%
Vihtavuori N350	<<locked>>	95%	34200	77%	**88	99%
Winchester 231	<<locked>>	75%	39102	88%	**39	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	76%	15751	36%	**33	80%
ADI AP 70N	<<locked>>	60%	22756	51%	**48	100%
ADI APS 350	<<locked>>	61%	23119	52%	**1	100%
ADI APS 450	<<locked>>	61%	21828	49%	**8	100%
ADI AS 30	<<locked>>	62%	20508	46%	**10	100%
ADI AS 50N	<<locked>>	62%	21451	49%	**70	100%
Accurate No. 2	<<locked>>	61%	17970	41%	**40	95%
Accurate No. 5	<<locked>>	60%	26208	59%	**73	92%
[Accurate No. 7]*	<<locked>>	81%	27934	63%	**48	80%
Accurate Solo 1000	<<locked>>	60%	19479	44%	**17	100%
Accurate Solo 1250	<<locked>>	60%	15737	36%	**4	100%
Alliant BULLSEYE	<<locked>>	61%	20885	47%	**35	99%
[Alliant POWER PISTOL]*	<<locked>>	65%	16578	37%	**83	80%
Alliant UNIQUE	<<locked>>	60%	15606	35%	**24	95%
Baschieri & Pellagri 100	<<locked>>	60%	18072	41%	**01	100%
Hodgdon Clays	<<locked>>	61%	23308	53%	**8	100%
Hodgdon HP38	<<locked>>	61%	32822	74%	**60	100%
Hodgdon HS-6	<<locked>>	62%	22756	51%	**94	92%
Hodgdon Longshot	<<locked>>	61%	24279	55%	**24	95%
Hodgdon Universal	<<locked>>	60%	18869	43%	**73	100%
Hodgdon TrailBoss	<<locked>>	66%	6643	15%	**6	99%
Lovex D036	<<locked>>	60%	26165	59%	**70	92%
[Lovex D037.1]*	<<locked>>	81%	27934	63%	**48	80%
Lovex S011	<<locked>>	61%	25150	57%	**38	100%
Lovex S020	<<locked>>	62%	18681	42%	**86	99%
Maxam CSB 1	<<locked>>	61%	15200	34%	**4	99%
Maxam CSB 2	<<locked>>	61%	15635	35%	**20	100%
Maxam CSB 3	<<locked>>	60%	17231	39%	**04	100%
Maxam CSB 4	<<locked>>	61%	19493	44%	**30	100%
Maxam CSB 5	<<locked>>	61%	22191	50%	**33	100%
Ramshot Silhouette	<<locked>>	61%	22249	50%	**71	98%
Ramshot True Blue	<<locked>>	61%	26078	59%	**53	96%
Ramshot Zip	<<locked>>	61%	31618	71%	**50	100%
ReloadSwiss RS 12	<<locked>>	60%	20146	46%	**96	100%
ReloadSwiss RS 14	<<locked>>	69%	6541	15%	**6	95%
ReloadSwiss RS 20	<<locked>>	62%	14489	33%	**17	97%
[ReloadSwiss RS 24]*	<<locked>>	82%	24453	55%	**63	81%
Rottweil P 801	<<locked>>	61%	24918	56%	**32	100%
[Rottweil P 806]*	<<locked>>	69%	11589	26%	**17	80%
SNPE Vectan A0	<<locked>>	61%	15142	34%	**1	95%
SNPE Vectan BA 9	<<locked>>	62%	19276	44%	**56	100%
SNPE Vectan BA10	<<locked>>	62%	24976	56%	**33	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	60%	12502	28%	**9	83%
SNPE Vectan BA9 1/2	<<locked>>	60%	17579	40%	**33	100%
Shooters World Auto Pistol	<<locked>>	60%	26165	59%	**70	92%
[Shooters World Major Pistol]*	<<locked>>	81%	27934	63%	**48	80%
Somchem MP200	<<locked>>	60%	18115	41%	**73	96%
Somchem MS200	<<locked>>	62%	17318	39%	**40	98%
[Somchem S221]*	<<locked>>	61%	19406	44%	**32	80%
[Vihtavuori 3N37]*	<<locked>>	61%	13822	31%	**7	86%
[Vihtavuori 3N38]*	<<locked>>	92%	23192	52%	**37	81%
Vihtavuori N310	<<locked>>	62%	30081	68%	**09	100%
Vihtavuori N320	<<locked>>	61%	19537	44%	**50	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	11313	26%	**7	100%
Vihtavuori N330	<<locked>>	62%	17564	40%	**63	100%
Vihtavuori N340	<<locked>>	61%	15853	36%	**14	96%
[Vihtavuori N350]*	<<locked>>	61%	12749	29%	**8	85%
Winchester 231	<<locked>>	60%	25425	57%	**65	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