Load data for .357 Magnum + .358 | 158gr | Speer LSWC

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.358 \| 158gr \| Speer LSWC
Manufacturer SKU:	4623
Bullet Weight:	158gr \| 10.2g
Bullet Diameter:	0.358" \| 9.09mm
Bullet Length:	<<locked>>
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	25.6 Grains of Water \| 1.66 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	43511 psi \| 3000 bar
LID:	LID_B6234_C513
Last updated:	2026-02-01

Load data for 132 loads in caliber .357 Magnum with .358 | 158gr | Speer LSWC bullet and 66 powder(s). 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%	36724	84%	**25	99%
ADI AP 70N	<<locked>>	68%	37956	87%	**27	100%
ADI APS 350	<<locked>>	75%	37956	87%	**60	100%
ADI APS 450	<<locked>>	77%	38261	88%	**93	100%
ADI AS 30	<<locked>>	80%	39146	90%	**35	100%
ADI AS 50N	<<locked>>	74%	37869	87%	**68	100%
Accurate No. 2	<<locked>>	75%	38319	88%	**47	100%
Accurate No. 7	<<locked>>	77%	38870	89%	**01	94%
[Accurate No. 9]*	<<locked>>	86%	38508	88%	**88	88%
Accurate Solo 1000	<<locked>>	76%	37492	86%	**48	100%
Accurate Solo 1250	<<locked>>	81%	37884	87%	**07	100%
Accurate TCM	<<locked>>	86%	38986	90%	**94	90%
[Alliant 2400]*	<<locked>>	97%	37884	87%	**07	85%
Alliant BE-86	<<locked>>	81%	39030	90%	**07	100%
Alliant BLUE DOT	<<locked>>	96%	34838	80%	**42	91%
Alliant BULLSEYE	<<locked>>	72%	38174	88%	**80	100%
Alliant Herco	<<locked>>	96%	37362	86%	**73	100%
Alliant POWER PISTOL	<<locked>>	81%	38537	89%	**88	99%
Alliant Sport Pistol	<<locked>>	67%	38435	88%	**80	100%
Alliant UNIQUE	<<locked>>	82%	38116	88%	**89	100%
Baschieri & Pellagri 100	<<locked>>	78%	38101	88%	**61	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	95%	36796	85%	**61	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	73%	37710	87%	**71	100%
Hodgdon Clays	<<locked>>	75%	38667	89%	**73	100%
Hodgdon HS-6	<<locked>>	67%	38928	89%	**29	100%
Hodgdon Longshot	<<locked>>	64%	38566	89%	**16	100%
Hodgdon Universal	<<locked>>	76%	37956	87%	**27	100%
Hodgdon CFE Pistol	<<locked>>	78%	38319	88%	**24	100%
Lovex D037.1	<<locked>>	77%	38870	89%	**01	94%
[Lovex D037.2]*	<<locked>>	85%	38508	88%	**88	88%
Lovex S011	<<locked>>	67%	38595	89%	**88	100%
Lovex S020	<<locked>>	74%	38609	89%	**50	100%
Maxam CSB 1	<<locked>>	86%	38638	89%	**07	100%
Maxam CSB 2	<<locked>>	82%	38218	88%	**07	100%
Maxam CSB 3	<<locked>>	81%	38798	89%	**88	100%
Maxam CSB 4	<<locked>>	77%	37681	87%	**58	100%
Maxam CSB 5	<<locked>>	74%	38841	89%	**25	100%
[Ramshot Enforcer]*	<<locked>>	96%	36274	83%	**91	85%
Ramshot Silhouette	<<locked>>	68%	38957	90%	**93	100%
Ramshot True Blue	<<locked>>	63%	39088	90%	**19	100%
ReloadSwiss RS 12	<<locked>>	71%	38377	88%	**94	100%
ReloadSwiss RS 20	<<locked>>	83%	38870	89%	**76	100%
ReloadSwiss RS 24	<<locked>>	84%	38464	88%	**91	96%
Rottweil P 801	<<locked>>	66%	37840	87%	**58	100%
Rottweil P 806	<<locked>>	89%	38450	88%	**04	100%
SNPE Vectan A0	<<locked>>	84%	37681	87%	**40	100%
SNPE Vectan BA 9	<<locked>>	76%	37782	87%	**07	100%
SNPE Vectan BA10	<<locked>>	72%	38247	88%	**93	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	89%	38116	88%	**96	100%
SNPE Vectan BA9 1/2	<<locked>>	78%	38595	89%	**24	100%
SNPE Vectan SP 2 👍	<<locked>>	77%	38957	90%	**98	100%
[Shooters World Heavy Pistol]*	<<locked>>	85%	38508	88%	**88	88%
Shooters World Major Pistol	<<locked>>	77%	38870	89%	**01	94%
Somchem MP200	<<locked>>	76%	38885	89%	**83	100%
Somchem MS200	<<locked>>	81%	39088	90%	**63	100%
Somchem S221	<<locked>>	71%	38696	89%	**65	98%
Vihtavuori 3N37 👍	<<locked>>	82%	37985	87%	**16	100%
Vihtavuori 3N38	<<locked>>	95%	38130	88%	**71	97%
Vihtavuori N105	<<locked>>	96%	31415	72%	**32	98%
Vihtavuori N310	<<locked>>	64%	39030	90%	**96	100%
Vihtavuori N320	<<locked>>	76%	39059	90%	**75	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	33344	77%	**56	100%
Vihtavuori N330	<<locked>>	76%	38087	88%	**20	100%
Vihtavuori N340	<<locked>>	80%	37608	86%	**47	100%
Vihtavuori N350 👍	<<locked>>	86%	38203	88%	**12	100%
Winchester 231	<<locked>>	66%	39001	90%	**11	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	13793	32%	**2	86%
ADI AP 70N	<<locked>>	61%	30385	70%	**42	100%
ADI APS 350	<<locked>>	62%	28065	65%	**1	100%
ADI APS 450	<<locked>>	61%	26092	60%	**5	100%
ADI AS 30	<<locked>>	61%	25077	58%	**8	100%
ADI AS 50N	<<locked>>	62%	27209	63%	**50	100%
Accurate No. 2	<<locked>>	61%	24033	55%	**73	100%
[Accurate No. 7]*	<<locked>>	61%	20363	47%	**09	83%
[Accurate No. 9]*	<<locked>>	74%	24918	57%	**91	80%
Accurate Solo 1000	<<locked>>	61%	25367	58%	**07	100%
Accurate Solo 1250	<<locked>>	62%	22046	51%	**14	100%
[Accurate TCM]*	<<locked>>	72%	23424	54%	**61	81%
[Alliant 2400]*	<<locked>>	89%	29617	68%	**89	81%
Alliant BE-86	<<locked>>	61%	22133	51%	**10	100%
[Alliant BLUE DOT]*	<<locked>>	75%	19218	44%	**66	80%
Alliant BULLSEYE	<<locked>>	61%	27659	64%	**45	100%
Alliant Herco	<<locked>>	61%	14910	34%	**2	99%
Alliant POWER PISTOL	<<locked>>	61%	20711	48%	**06	92%
Alliant Sport Pistol	<<locked>>	61%	32314	74%	**14	100%
Alliant UNIQUE	<<locked>>	61%	21060	48%	**53	100%
Baschieri & Pellagri 100	<<locked>>	62%	24613	57%	**07	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	61%	14953	34%	**3	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	61%	25788	59%	**50	100%
Hodgdon Clays	<<locked>>	62%	28529	66%	**5	100%
Hodgdon HS-6	<<locked>>	61%	30980	71%	**34	100%
Hodgdon Longshot	<<locked>>	61%	34519	79%	**70	100%
Hodgdon Universal	<<locked>>	61%	25092	58%	**70	100%
Hodgdon CFE Pistol	<<locked>>	61%	23612	54%	**47	100%
[Lovex D037.1]*	<<locked>>	61%	20363	47%	**09	83%
[Lovex D037.2]*	<<locked>>	73%	24918	57%	**91	80%
Lovex S011	<<locked>>	61%	31995	74%	**19	100%
Lovex S020	<<locked>>	61%	24990	57%	**86	100%
Maxam CSB 1	<<locked>>	61%	19870	46%	**1	100%
Maxam CSB 2	<<locked>>	61%	21248	49%	**04	100%
Maxam CSB 3	<<locked>>	61%	22800	52%	**01	100%
Maxam CSB 4	<<locked>>	62%	25512	59%	**20	100%
Maxam CSB 5	<<locked>>	60%	27441	63%	**01	100%
[Ramshot Enforcer]*	<<locked>>	89%	28050	64%	**80	81%
Ramshot Silhouette	<<locked>>	61%	30676	71%	**94	100%
Ramshot True Blue	<<locked>>	61%	36216	83%	**89	100%
ReloadSwiss RS 12	<<locked>>	62%	28993	67%	**96	100%
ReloadSwiss RS 20	<<locked>>	61%	20131	46%	**40	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	18289	42%	**47	84%
Rottweil P 801	<<locked>>	60%	31676	73%	**96	100%
Rottweil P 806	<<locked>>	61%	13909	32%	**8	91%
SNPE Vectan A0	<<locked>>	61%	20204	46%	**04	100%
SNPE Vectan BA 9	<<locked>>	61%	24453	56%	**50	100%
SNPE Vectan BA10	<<locked>>	60%	28950	67%	**8	100%
SNPE Vectan BA7 1/2	<<locked>>	60%	16621	38%	**5	95%
SNPE Vectan BA9 1/2	<<locked>>	60%	23525	54%	**40	100%
SNPE Vectan SP 2	<<locked>>	61%	22698	52%	**55	96%
[Shooters World Heavy Pistol]*	<<locked>>	73%	24918	57%	**91	80%
[Shooters World Major Pistol]*	<<locked>>	61%	20363	47%	**09	83%
Somchem MP200	<<locked>>	60%	24236	56%	**96	100%
Somchem MS200	<<locked>>	61%	22814	52%	**60	100%
Somchem S221	<<locked>>	61%	26847	62%	**01	94%
Vihtavuori 3N37	<<locked>>	62%	19899	46%	**53	98%
[Vihtavuori 3N38]*	<<locked>>	65%	14953	34%	**8	81%
[Vihtavuori N105]*	<<locked>>	67%	12328	28%	**2	80%
Vihtavuori N310	<<locked>>	62%	37014	85%	**79	100%
Vihtavuori N320	<<locked>>	61%	26005	60%	**33	100%
Vihtavuori N32C Tin Star	<<locked>>	64%	15635	36%	**0	100%
Vihtavuori N330	<<locked>>	62%	24381	56%	**63	100%
Vihtavuori N340	<<locked>>	61%	21263	49%	**37	100%
Vihtavuori N350	<<locked>>	61%	17753	41%	**10	97%
Winchester 231	<<locked>>	61%	34301	79%	**61	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