Load data for .357 Magnum + .358 | 148gr | LEE Mold TL358-148-WC

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:	.358 \| 148gr \| LEE Mold TL358-148-WC
Manufacturer SKU:	TL358-148-WC
Bullet Weight:	148gr \| 9.6g
Bullet Diameter:	0.358" \| 9.09mm
Bullet Length:	0.576" \| 14.6mm
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	1.290" \| 32.8mm
Seated Depth:	0.576" \| 14.6mm
Shank Seated Depth:	0.576" \| 14.6mm
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_B3276_C513
Last updated:	2025-11-14

Load data for 126 loads in caliber .357 Magnum with .358 | 148gr | LEE Mold TL358-148-WC bullet and 63 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>>	95%	25353	58%	**09	92%
ADI AP 70N	<<locked>>	79%	38856	89%	**01	100%
ADI APS 350	<<locked>>	83%	38348	88%	**14	100%
ADI APS 450	<<locked>>	85%	38247	88%	**47	100%
ADI AS 30	<<locked>>	89%	38174	88%	**93	100%
ADI AS 50N	<<locked>>	84%	37260	86%	**25	100%
Accurate No. 2	<<locked>>	85%	39044	90%	**01	100%
Accurate No. 5	<<locked>>	71%	39044	90%	**93	98%
[Accurate No. 7]*	<<locked>>	89%	38537	89%	**35	89%
Accurate Solo 1000	<<locked>>	85%	37173	85%	**06	100%
Accurate Solo 1250	<<locked>>	92%	37144	85%	**61	100%
[Accurate TCM]*	<<locked>>	96%	36289	83%	**76	82%
Alliant BULLSEYE	<<locked>>	83%	39073	90%	**43	100%
Alliant POWER PISTOL	<<locked>>	94%	39146	90%	**42	97%
Alliant Sport Pistol	<<locked>>	76%	38087	88%	**37	100%
Alliant UNIQUE 👍	<<locked>>	95%	38116	88%	**50	100%
Baschieri & Pellagri 100	<<locked>>	87%	36898	85%	**09	100%
Hodgdon Clays	<<locked>>	83%	38928	89%	**27	100%
Hodgdon HP38	<<locked>>	66%	38435	88%	**58	100%
Hodgdon HS-6	<<locked>>	77%	38957	90%	**73	99%
Hodgdon Longshot	<<locked>>	73%	37782	87%	**60	100%
Hodgdon Universal	<<locked>>	88%	38856	89%	**01	100%
Hodgdon CFE Pistol	<<locked>>	88%	37275	86%	**78	100%
Hodgdon TrailBoss	<<locked>>	95%	10704	25%	**2	100%
Lovex D036	<<locked>>	71%	38986	90%	**93	98%
[Lovex D037.1]*	<<locked>>	89%	38537	89%	**35	89%
Lovex S011	<<locked>>	74%	37115	85%	**32	100%
Lovex S020	<<locked>>	86%	38928	89%	**07	100%
Maxam CSB 1	<<locked>>	95%	36579	84%	**52	100%
Maxam CSB 2	<<locked>>	95%	38624	89%	**84	100%
Maxam CSB 3	<<locked>>	90%	37202	86%	**38	100%
Maxam CSB 4	<<locked>>	86%	37246	86%	**15	100%
Maxam CSB 5	<<locked>>	81%	37391	86%	**73	100%
Ramshot Silhouette	<<locked>>	77%	38203	88%	**40	100%
Ramshot True Blue	<<locked>>	72%	38493	88%	**60	100%
Ramshot Zip	<<locked>>	67%	38928	89%	**68	100%
ReloadSwiss RS 12	<<locked>>	82%	37898	87%	**68	100%
ReloadSwiss RS 14	<<locked>>	93%	8949	21%	**2	100%
ReloadSwiss RS 20 👍	<<locked>>	96%	37724	87%	**37	100%
ReloadSwiss RS 24	<<locked>>	95%	37333	86%	**06	91%
Rottweil P 801	<<locked>>	76%	37478	86%	**32	100%
Rottweil P 806	<<locked>>	96%	29008	67%	**63	98%
SNPE Vectan A0	<<locked>>	95%	37275	86%	**88	100%
SNPE Vectan BA 9	<<locked>>	86%	37289	86%	**58	100%
SNPE Vectan BA10	<<locked>>	79%	38232	88%	**43	100%
SNPE Vectan BA7 1/2	<<locked>>	96%	32460	75%	**88	99%
SNPE Vectan BA9 1/2	<<locked>>	90%	38812	89%	**84	100%
SNPE Vectan SP 2	<<locked>>	89%	37188	85%	**32	98%
Shooters World Auto Pistol	<<locked>>	71%	38986	90%	**93	98%
[Shooters World Major Pistol]*	<<locked>>	89%	38537	89%	**35	89%
Somchem MP200	<<locked>>	87%	38725	89%	**40	100%
Somchem MS200 👍	<<locked>>	91%	37855	87%	**11	100%
Somchem S221	<<locked>>	80%	37347	86%	**86	94%
Vihtavuori 3N37 👍	<<locked>>	95%	38130	88%	**80	100%
[Vihtavuori 3N38]*	<<locked>>	95%	25918	60%	**45	86%
[Vihtavuori N105]*	<<locked>>	96%	19276	44%	**66	84%
Vihtavuori N310	<<locked>>	71%	38406	88%	**53	100%
Vihtavuori N320	<<locked>>	86%	38522	89%	**35	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	24772	57%	**2	100%
Vihtavuori N330	<<locked>>	89%	39146	90%	**01	100%
Vihtavuori N340 👍	<<locked>>	92%	38464	88%	**17	100%
Vihtavuori N350	<<locked>>	96%	36419	84%	**50	100%
Winchester 231	<<locked>>	75%	38928	89%	**68	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	73%	14011	32%	**9	81%
ADI AP 70N	<<locked>>	60%	21872	50%	**01	100%
ADI APS 350	<<locked>>	61%	22902	53%	**0	100%
ADI APS 450	<<locked>>	61%	21959	50%	**9	100%
ADI AS 30	<<locked>>	62%	20059	46%	**6	100%
ADI AS 50N	<<locked>>	60%	20102	46%	**5	100%
Accurate No. 2	<<locked>>	60%	17361	40%	**5	96%
Accurate No. 5	<<locked>>	61%	26760	61%	**32	94%
[Accurate No. 7]*	<<locked>>	76%	23975	55%	**32	80%
Accurate Solo 1000	<<locked>>	61%	19711	45%	**2	100%
Accurate Solo 1250	<<locked>>	61%	15853	36%	**6	100%
[Accurate TCM]*	<<locked>>	93%	32634	75%	**37	80%
Alliant BULLSEYE	<<locked>>	60%	20363	47%	**7	100%
[Alliant POWER PISTOL]*	<<locked>>	62%	14634	34%	**2	81%
Alliant Sport Pistol	<<locked>>	62%	24787	57%	**76	100%
Alliant UNIQUE	<<locked>>	62%	15505	36%	**5	97%
Baschieri & Pellagri 100	<<locked>>	61%	18202	42%	**9	100%
Hodgdon Clays	<<locked>>	61%	23061	53%	**6	100%
Hodgdon HP38	<<locked>>	60%	31995	74%	**93	100%
Hodgdon HS-6	<<locked>>	62%	22727	52%	**56	94%
Hodgdon Longshot	<<locked>>	61%	24439	56%	**86	97%
Hodgdon Universal	<<locked>>	62%	19043	44%	**5	100%
Hodgdon CFE Pistol	<<locked>>	62%	17651	41%	**8	100%
Hodgdon TrailBoss	<<locked>>	82%	8035	18%	**3	100%
Lovex D036	<<locked>>	61%	26716	61%	**35	94%
[Lovex D037.1]*	<<locked>>	76%	23975	55%	**32	80%
Lovex S011	<<locked>>	61%	24831	57%	**7	100%
Lovex S020	<<locked>>	61%	18159	42%	**1	100%
Maxam CSB 1	<<locked>>	62%	15084	35%	**3	100%
Maxam CSB 2	<<locked>>	60%	14214	33%	**6	100%
Maxam CSB 3	<<locked>>	61%	17434	40%	**2	100%
Maxam CSB 4	<<locked>>	62%	19725	45%	**2	100%
Maxam CSB 5	<<locked>>	62%	22379	51%	**5	100%
Ramshot Silhouette	<<locked>>	61%	22872	53%	**50	99%
Ramshot True Blue	<<locked>>	62%	26382	61%	**09	97%
Ramshot Zip	<<locked>>	62%	32721	75%	**09	100%
ReloadSwiss RS 12	<<locked>>	62%	20508	47%	**4	100%
ReloadSwiss RS 14	<<locked>>	84%	7469	17%	**3	98%
ReloadSwiss RS 20	<<locked>>	61%	13822	32%	**2	98%
[ReloadSwiss RS 24]*	<<locked>>	77%	21002	48%	**60	81%
Rottweil P 801	<<locked>>	61%	23859	55%	**8	100%
[Rottweil P 806]*	<<locked>>	67%	9950	23%	**6	81%
SNPE Vectan A0	<<locked>>	62%	15461	36%	**6	97%
SNPE Vectan BA 9	<<locked>>	62%	18956	44%	**2	100%
SNPE Vectan BA10	<<locked>>	60%	23772	55%	**6	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	60%	11893	27%	**0	84%
SNPE Vectan BA9 1/2	<<locked>>	61%	17912	41%	**5	100%
[SNPE Vectan SP 2]*	<<locked>>	61%	14257	33%	**5	83%
Shooters World Auto Pistol	<<locked>>	61%	26716	61%	**35	94%
[Shooters World Major Pistol]*	<<locked>>	76%	23975	55%	**32	80%
Somchem MP200	<<locked>>	60%	17608	40%	**8	97%
Somchem MS200	<<locked>>	61%	16491	38%	**2	98%
[Somchem S221]*	<<locked>>	61%	19131	44%	**10	83%
[Vihtavuori 3N37]*	<<locked>>	61%	13503	31%	**3	89%
[Vihtavuori 3N38]*	<<locked>>	86%	19638	45%	**30	80%
[Vihtavuori N105]*	<<locked>>	92%	17158	39%	**20	81%
Vihtavuori N310	<<locked>>	60%	28413	65%	**8	100%
Vihtavuori N320	<<locked>>	60%	18289	42%	**9	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	10414	24%	**9	100%
Vihtavuori N330	<<locked>>	61%	16679	38%	**8	100%
Vihtavuori N340	<<locked>>	60%	14968	34%	**6	97%
[Vihtavuori N350]*	<<locked>>	61%	12125	28%	**3	87%
Winchester 231	<<locked>>	61%	25295	58%	**24	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