Load data for .357 Auto Magnum + .357 | 158gr | H&N SWC HS

Recommended Powder(s): Alliant POWER PISTOL

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 158gr \| H&N SWC HS
Bullet Weight:	158gr \| 10.2g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.720" \| 18.3mm
Caliber:	.357 Auto Magnum load data
Case Length (l3):	1.299" \| 33.0mm
Cartridge Length (C.O.L.):	1.576" \| 40.0mm
Seated Depth:	0.443" \| 11.3mm
Shank Seated Depth:	0.423" \| 10.8mm
Case Capacity:	35.0 Grains of Water \| 2.27 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	36985 psi \| 2550 bar
LID:	LID_B7484_C511
Last updated:	2025-01-01

Load data for 88 loads in caliber .357 Auto Magnum with .357 | 158gr | H&N SWC HS bullet and 44 powders such as Alliant POWER PISTOL. 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>>	81%	32619	88%	**94	100%
ADI APS 450	<<locked>>	64%	32474	88%	**35	100%
ADI AS 30	<<locked>>	64%	31502	85%	**58	100%
[Accurate 4100]*	<<locked>>	84%	32634	88%	**57	84%
Accurate No. 2	<<locked>>	63%	33199	90%	**12	100%
Accurate No. 7	<<locked>>	63%	32590	88%	**40	95%
Accurate No. 9	<<locked>>	70%	31763	86%	**37	90%
Accurate Solo 1000	<<locked>>	63%	31923	86%	**94	100%
Accurate Solo 1250	<<locked>>	68%	32851	89%	**57	100%
Accurate TCM	<<locked>>	70%	31821	86%	**27	91%
[Alliant 2400]*	<<locked>>	80%	32329	87%	**60	87%
Alliant BLUE DOT	<<locked>>	81%	31923	86%	**30	94%
Alliant POWER PISTOL 👍	<<locked>>	66%	32329	87%	**27	100%
Alliant UNIQUE	<<locked>>	67%	32822	89%	**32	100%
Baschieri & Pellagri 100	<<locked>>	63%	31314	85%	**94	100%
[Hodgdon LilGun]*	<<locked>>	92%	32372	88%	**32	87%
Hodgdon TrailBoss	<<locked>>	93%	18086	49%	**5	100%
Lovex D037.1	<<locked>>	63%	32590	88%	**40	95%
Lovex D037.2	<<locked>>	70%	32605	88%	**37	90%
Maxam CSB 1	<<locked>>	71%	33141	90%	**57	100%
Maxam CSB 2	<<locked>>	65%	31691	86%	**37	100%
Maxam CSB 3	<<locked>>	65%	32198	87%	**24	100%
Maxam CSB 4	<<locked>>	63%	31995	87%	**01	100%
[Ramshot Enforcer]*	<<locked>>	81%	32895	89%	**73	88%
ReloadSwiss RS 14	<<locked>>	93%	16679	45%	**5	100%
ReloadSwiss RS 20	<<locked>>	68%	32605	88%	**19	100%
ReloadSwiss RS 24	<<locked>>	69%	32372	88%	**34	97%
Rottweil P 806	<<locked>>	72%	32068	87%	**21	100%
SNPE Vectan A0	<<locked>>	70%	32721	88%	**86	100%
SNPE Vectan BA 9	<<locked>>	63%	32619	88%	**63	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	97%	22960	62%	**83	83%
SNPE Vectan BA7 1/2	<<locked>>	74%	32851	89%	**55	100%
SNPE Vectan BA9 1/2	<<locked>>	64%	32285	87%	**57	100%
Shooters World Heavy Pistol	<<locked>>	70%	32605	88%	**37	90%
Shooters World Major Pistol	<<locked>>	63%	32590	88%	**40	95%
Somchem MS200	<<locked>>	65%	32097	87%	**86	100%
Vihtavuori 3N37	<<locked>>	68%	32677	88%	**68	100%
Vihtavuori 3N38	<<locked>>	78%	32445	88%	**24	97%
Vihtavuori N105	<<locked>>	84%	32663	88%	**63	100%
[Vihtavuori N110]*	<<locked>>	96%	27456	74%	**91	84%
Vihtavuori N32C Tin Star	<<locked>>	84%	31952	86%	**42	100%
Vihtavuori N330	<<locked>>	63%	33112	90%	**70	100%
Vihtavuori N340	<<locked>>	65%	31705	86%	**93	100%
Vihtavuori N350	<<locked>>	71%	32996	89%	**62	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	61%	18057	49%	**12	94%
ADI APS 450	<<locked>>	62%	30414	82%	**12	100%
ADI AS 30	<<locked>>	61%	29428	80%	**35	100%
[Accurate 4100]*	<<locked>>	80%	28239	76%	**71	80%
Accurate No. 2	<<locked>>	61%	30980	84%	**76	100%
Accurate No. 7	<<locked>>	61%	29428	80%	**91	93%
[Accurate No. 9]*	<<locked>>	61%	22263	60%	**47	82%
Accurate Solo 1000	<<locked>>	60%	29921	81%	**68	100%
Accurate Solo 1250	<<locked>>	61%	26890	73%	**75	100%
[Accurate TCM]*	<<locked>>	61%	22249	60%	**37	84%
[Alliant 2400]*	<<locked>>	71%	24062	65%	**96	80%
[Alliant BLUE DOT]*	<<locked>>	61%	16752	45%	**99	81%
Alliant POWER PISTOL	<<locked>>	61%	27166	73%	**35	98%
Alliant UNIQUE	<<locked>>	61%	27166	73%	**43	100%
Baschieri & Pellagri 100	<<locked>>	61%	29356	79%	**65	100%
[Hodgdon LilGun]*	<<locked>>	84%	23859	65%	**62	80%
Hodgdon TrailBoss	<<locked>>	60%	8775	24%	**8	100%
Lovex D037.1	<<locked>>	61%	29428	80%	**91	93%
[Lovex D037.2]*	<<locked>>	61%	22843	62%	**53	83%
Maxam CSB 1	<<locked>>	61%	25599	69%	**52	100%
Maxam CSB 2	<<locked>>	61%	27717	75%	**81	100%
Maxam CSB 3	<<locked>>	61%	28224	76%	**71	100%
Maxam CSB 4	<<locked>>	61%	29965	81%	**71	100%
[Ramshot Enforcer]*	<<locked>>	72%	23003	62%	**83	81%
ReloadSwiss RS 14	<<locked>>	61%	8253	22%	**1	100%
ReloadSwiss RS 20	<<locked>>	61%	26919	73%	**34	100%
ReloadSwiss RS 24	<<locked>>	61%	24714	67%	**86	93%
Rottweil P 806	<<locked>>	61%	21045	57%	**27	99%
SNPE Vectan A0	<<locked>>	61%	25498	69%	**84	100%
SNPE Vectan BA 9	<<locked>>	61%	30734	83%	**37	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	94%	20900	56%	**37	81%
SNPE Vectan BA7 1/2	<<locked>>	61%	22075	60%	**75	100%
SNPE Vectan BA9 1/2	<<locked>>	62%	30342	82%	**34	100%
[Shooters World Heavy Pistol]*	<<locked>>	61%	22843	62%	**53	83%
Shooters World Major Pistol	<<locked>>	61%	29428	80%	**91	93%
Somchem MS200	<<locked>>	61%	28297	76%	**34	100%
Vihtavuori 3N37	<<locked>>	61%	25773	70%	**60	100%
[Vihtavuori 3N38]*	<<locked>>	61%	18289	49%	**42	89%
[Vihtavuori N105]*	<<locked>>	61%	14199	38%	**70	87%
[Vihtavuori N110]*	<<locked>>	91%	23279	63%	**09	80%
Vihtavuori N32C Tin Star	<<locked>>	62%	18768	51%	**1	100%
Vihtavuori N330	<<locked>>	61%	31038	84%	**43	100%
Vihtavuori N340	<<locked>>	61%	27891	75%	**37	100%
Vihtavuori N350	<<locked>>	61%	24250	66%	**30	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