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

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.358 \| 158gr \| Speer LRN
Manufacturer SKU:	4647
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_B6233_C513
Last updated:	2026-01-22

Load data for 128 loads in caliber .357 Magnum with .358 | 158gr | Speer LRN bullet and 64 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".

Go to the bottom of the "Dashboard " page to set the measure system (imperial vs. metric)
No data yet
C.O.L. (Inch)
C.O.L. (mm)
We recommend you limit powder range to relevant brands to speed up re-calculation of results
Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

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%	36289	83%	**12	99%
ADI AP 70N	<<locked>>	69%	38899	89%	**34	100%
ADI APS 350	<<locked>>	76%	38783	89%	**60	100%
ADI APS 450	<<locked>>	76%	37434	86%	**79	100%
ADI AS 30	<<locked>>	79%	38276	88%	**25	100%
ADI AS 50N	<<locked>>	76%	38624	89%	**71	100%
Accurate No. 2	<<locked>>	74%	37391	86%	**37	100%
Accurate No. 7	<<locked>>	78%	38711	89%	**98	94%
[Accurate No. 9]*	<<locked>>	86%	38305	88%	**81	88%
Accurate Solo 1000	<<locked>>	77%	38334	88%	**52	100%
Accurate Solo 1250	<<locked>>	83%	38754	89%	**11	100%
Accurate TCM	<<locked>>	86%	38957	90%	**91	90%
[Alliant 2400]*	<<locked>>	96%	36434	84%	**81	84%
Alliant BLUE DOT	<<locked>>	96%	34635	80%	**35	91%
Alliant BULLSEYE	<<locked>>	73%	39073	90%	**83	100%
Alliant POWER PISTOL	<<locked>>	81%	38014	87%	**85	99%
Alliant Sport Pistol	<<locked>>	67%	37739	87%	**73	100%
Alliant UNIQUE	<<locked>>	83%	38943	90%	**93	100%
Baschieri & Pellagri 100	<<locked>>	79%	39015	90%	**65	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	97%	37710	87%	**65	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	74%	38754	89%	**78	100%
Hodgdon Clays	<<locked>>	74%	37681	87%	**60	100%
Hodgdon HS-6	<<locked>>	67%	38479	88%	**16	100%
Hodgdon Longshot	<<locked>>	64%	38087	88%	**06	100%
Hodgdon Universal	<<locked>>	77%	38899	89%	**34	100%
Hodgdon CFE Pistol	<<locked>>	79%	39160	90%	**27	100%
Lovex D037.1	<<locked>>	78%	38711	89%	**98	94%
[Lovex D037.2]*	<<locked>>	85%	38305	88%	**81	88%
Lovex S011	<<locked>>	66%	37681	87%	**75	100%
Lovex S020	<<locked>>	74%	37811	87%	**34	100%
Maxam CSB 1	<<locked>>	85%	37811	87%	**98	100%
Maxam CSB 2	<<locked>>	83%	39044	90%	**14	100%
Maxam CSB 3	<<locked>>	80%	37826	87%	**78	100%
Maxam CSB 4	<<locked>>	78%	38435	88%	**61	100%
Maxam CSB 5	<<locked>>	73%	37753	87%	**12	100%
[Ramshot Enforcer]*	<<locked>>	97%	36071	83%	**88	85%
Ramshot Silhouette	<<locked>>	68%	38377	88%	**86	100%
Ramshot True Blue	<<locked>>	63%	38609	89%	**09	100%
ReloadSwiss RS 12	<<locked>>	72%	39073	90%	**01	100%
ReloadSwiss RS 20	<<locked>>	83%	38261	88%	**73	100%
ReloadSwiss RS 24	<<locked>>	84%	38159	88%	**81	96%
Rottweil P 801	<<locked>>	67%	38624	89%	**61	100%
Rottweil P 806	<<locked>>	89%	38218	88%	**01	100%
SNPE Vectan A0	<<locked>>	85%	38638	89%	**43	100%
SNPE Vectan BA 9	<<locked>>	77%	38522	89%	**11	100%
SNPE Vectan BA10	<<locked>>	73%	39146	90%	**93	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	91%	38928	89%	**02	100%
SNPE Vectan BA9 1/2	<<locked>>	78%	38072	87%	**11	100%
SNPE Vectan SP 2 👍	<<locked>>	77%	38435	88%	**94	100%
[Shooters World Heavy Pistol]*	<<locked>>	85%	38305	88%	**81	88%
Shooters World Major Pistol	<<locked>>	78%	38711	89%	**98	94%
Somchem MP200	<<locked>>	76%	38348	88%	**80	100%
Somchem MS200	<<locked>>	81%	38363	88%	**53	100%
Somchem S221	<<locked>>	71%	38421	88%	**65	98%
Vihtavuori 3N37 👍	<<locked>>	83%	38928	89%	**22	100%
Vihtavuori 3N38	<<locked>>	95%	37884	87%	**62	96%
Vihtavuori N105	<<locked>>	96%	31053	71%	**32	98%
Vihtavuori N310	<<locked>>	63%	37782	87%	**83	100%
Vihtavuori N320	<<locked>>	75%	38072	87%	**65	100%
Vihtavuori N32C Tin Star	<<locked>>	97%	33953	78%	**60	100%
Vihtavuori N330	<<locked>>	77%	38899	89%	**27	100%
Vihtavuori N340	<<locked>>	81%	38493	88%	**53	100%
Vihtavuori N350 👍	<<locked>>	85%	37753	87%	**09	100%
Winchester 231	<<locked>>	65%	38130	88%	**01	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	64%	14779	34%	**5	87%
ADI AP 70N	<<locked>>	60%	29704	68%	**29	100%
ADI APS 350	<<locked>>	61%	27050	62%	**2	100%
ADI APS 450	<<locked>>	62%	26600	61%	**8	100%
ADI AS 30	<<locked>>	60%	24192	56%	**5	100%
ADI AS 50N	<<locked>>	61%	26266	60%	**30	100%
Accurate No. 2	<<locked>>	62%	24569	56%	**76	100%
[Accurate No. 7]*	<<locked>>	61%	20030	46%	**02	83%
[Accurate No. 9]*	<<locked>>	74%	24714	57%	**81	80%
Accurate Solo 1000	<<locked>>	62%	25889	60%	**14	100%
Accurate Solo 1250	<<locked>>	61%	21248	49%	**7	100%
[Accurate TCM]*	<<locked>>	72%	23192	53%	**52	80%
[Alliant 2400]*	<<locked>>	89%	29341	67%	**80	80%
[Alliant BLUE DOT]*	<<locked>>	76%	19783	45%	**79	81%
Alliant BULLSEYE	<<locked>>	62%	28181	65%	**52	100%
Alliant POWER PISTOL	<<locked>>	61%	20233	46%	**89	92%
Alliant Sport Pistol	<<locked>>	61%	31676	73%	**04	100%
Alliant UNIQUE	<<locked>>	62%	21422	49%	**53	100%
Baschieri & Pellagri 100	<<locked>>	61%	23757	55%	**1	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	68%	17883	41%	**2	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	60%	25280	58%	**37	100%
Hodgdon Clays	<<locked>>	61%	27514	63%	**1	100%
Hodgdon HS-6	<<locked>>	61%	30487	70%	**20	100%
Hodgdon Longshot	<<locked>>	61%	33997	78%	**63	100%
Hodgdon Universal	<<locked>>	62%	25599	59%	**76	100%
Hodgdon CFE Pistol	<<locked>>	60%	22960	53%	**33	100%
[Lovex D037.1]*	<<locked>>	61%	20030	46%	**02	83%
[Lovex D037.2]*	<<locked>>	73%	24714	57%	**81	80%
Lovex S011	<<locked>>	62%	32750	75%	**22	100%
Lovex S020	<<locked>>	62%	25556	59%	**93	100%
Maxam CSB 1	<<locked>>	62%	20262	47%	**8	100%
Maxam CSB 2	<<locked>>	62%	21683	50%	**10	100%
Maxam CSB 3	<<locked>>	61%	23221	53%	**07	100%
Maxam CSB 4	<<locked>>	61%	24642	57%	**07	100%
Maxam CSB 5	<<locked>>	61%	27934	64%	**04	100%
[Ramshot Enforcer]*	<<locked>>	89%	27688	64%	**63	80%
Ramshot Silhouette	<<locked>>	60%	30124	69%	**88	100%
Ramshot True Blue	<<locked>>	61%	35824	82%	**80	100%
ReloadSwiss RS 12	<<locked>>	61%	28065	64%	**79	100%
ReloadSwiss RS 20	<<locked>>	61%	19522	45%	**27	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	17941	41%	**37	83%
Rottweil P 801	<<locked>>	61%	32329	74%	**02	100%
Rottweil P 806	<<locked>>	61%	13561	31%	**8	91%
SNPE Vectan A0	<<locked>>	60%	19580	45%	**8	100%
SNPE Vectan BA 9	<<locked>>	60%	23830	55%	**37	100%
SNPE Vectan BA10	<<locked>>	61%	29457	68%	**4	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	16969	39%	**1	95%
SNPE Vectan BA9 1/2	<<locked>>	61%	23917	55%	**43	100%
SNPE Vectan SP 2	<<locked>>	61%	22118	51%	**42	95%
[Shooters World Heavy Pistol]*	<<locked>>	73%	24714	57%	**81	80%
[Shooters World Major Pistol]*	<<locked>>	61%	20030	46%	**02	83%
Somchem MP200	<<locked>>	61%	24816	57%	**02	100%
Somchem MS200	<<locked>>	61%	22089	51%	**43	100%
Somchem S221	<<locked>>	61%	26440	61%	**88	93%
Vihtavuori 3N37	<<locked>>	61%	19377	45%	**40	98%
[Vihtavuori 3N38]*	<<locked>>	65%	14547	33%	**5	80%
[Vihtavuori N105]*	<<locked>>	69%	12604	29%	**8	81%
Vihtavuori N310	<<locked>>	61%	35955	83%	**63	100%
Vihtavuori N320	<<locked>>	60%	25048	58%	**20	100%
Vihtavuori N32C Tin Star	<<locked>>	77%	22292	51%	**8	100%
Vihtavuori N330	<<locked>>	61%	23612	54%	**53	100%
Vihtavuori N340	<<locked>>	62%	21712	50%	**43	100%
Vihtavuori N350	<<locked>>	60%	17202	40%	**4	97%
Winchester 231	<<locked>>	61%	33518	77%	**52	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