Load data for .357 Magnum + .357 | 146gr | Speer JHP

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 146gr \| Speer JHP
Manufacturer SKU:	4205
Bullet Weight:	146gr \| 9.5g
Bullet Diameter:	0.357" \| 9.07mm
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_B6221_C513
Last updated:	2026-01-21

Load data for 126 loads in caliber .357 Magnum with .357 | 146gr | Speer JHP bullet and 63 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%	37101	85%	**91	99%
ADI AP 70N	<<locked>>	68%	38783	89%	**93	100%
ADI APS 350	<<locked>>	76%	38798	89%	**25	100%
ADI APS 450	<<locked>>	77%	38638	89%	**52	100%
ADI AS 30	<<locked>>	78%	38508	89%	**91	100%
ADI AS 50N	<<locked>>	74%	38798	89%	**37	100%
Accurate No. 2	<<locked>>	74%	38116	88%	**06	100%
Accurate No. 7	<<locked>>	76%	38624	89%	**60	93%
[Accurate No. 9]*	<<locked>>	85%	38914	89%	**63	88%
Accurate Solo 1000	<<locked>>	76%	37855	87%	**11	100%
Accurate Solo 1250	<<locked>>	81%	38000	87%	**70	100%
[Accurate TCM]*	<<locked>>	85%	38392	88%	**44	89%
[Alliant 2400]*	<<locked>>	96%	38450	88%	**73	84%
Alliant BLUE DOT	<<locked>>	96%	36013	83%	**14	91%
Alliant BULLSEYE	<<locked>>	71%	38145	88%	**45	100%
Alliant POWER PISTOL	<<locked>>	81%	39088	90%	**60	99%
Alliant Sport Pistol	<<locked>>	67%	38363	88%	**52	100%
Alliant UNIQUE	<<locked>>	81%	38290	88%	**52	100%
Baschieri & Pellagri 100	<<locked>>	77%	38334	88%	**17	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	96%	38145	88%	**34	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	73%	38682	89%	**43	100%
Hodgdon Clays	<<locked>>	74%	37826	87%	**25	100%
Hodgdon HS-6	<<locked>>	66%	38101	88%	**81	100%
Hodgdon Longshot	<<locked>>	63%	38000	87%	**75	100%
Hodgdon Universal	<<locked>>	75%	38783	89%	**93	100%
Hodgdon CFE Pistol	<<locked>>	77%	38232	88%	**83	100%
Lovex D037.1	<<locked>>	76%	38624	89%	**60	93%
[Lovex D037.2]*	<<locked>>	84%	38914	89%	**63	88%
Lovex S011	<<locked>>	67%	38609	89%	**50	100%
Lovex S020	<<locked>>	74%	38885	89%	**12	100%
Maxam CSB 1	<<locked>>	85%	38508	88%	**73	100%
Maxam CSB 2	<<locked>>	81%	38899	89%	**73	100%
Maxam CSB 3	<<locked>>	80%	39044	90%	**53	100%
Maxam CSB 4	<<locked>>	76%	38159	88%	**27	100%
Maxam CSB 5	<<locked>>	72%	38000	87%	**75	100%
[Ramshot Enforcer]*	<<locked>>	96%	37942	87%	**83	85%
Ramshot Silhouette	<<locked>>	67%	38595	89%	**55	100%
ReloadSwiss RS 12	<<locked>>	69%	37695	87%	**47	100%
ReloadSwiss RS 20	<<locked>>	82%	38667	89%	**42	100%
ReloadSwiss RS 24	<<locked>>	83%	38508	89%	**50	95%
Rottweil P 801	<<locked>>	66%	38711	89%	**24	100%
Rottweil P 806	<<locked>>	87%	38537	89%	**67	100%
SNPE Vectan A0	<<locked>>	85%	38943	89%	**16	100%
SNPE Vectan BA 9	<<locked>>	77%	38754	89%	**80	100%
SNPE Vectan BA10	<<locked>>	72%	38638	89%	**52	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	89%	38682	89%	**65	100%
SNPE Vectan BA9 1/2	<<locked>>	78%	38798	89%	**86	100%
SNPE Vectan SP 2 👍	<<locked>>	76%	38493	88%	**60	100%
[Shooters World Heavy Pistol]*	<<locked>>	84%	38914	89%	**63	88%
Shooters World Major Pistol	<<locked>>	76%	38624	89%	**60	93%
Somchem MP200	<<locked>>	75%	38754	89%	**48	100%
Somchem MS200	<<locked>>	80%	39001	90%	**22	100%
Somchem S221	<<locked>>	69%	38174	88%	**21	97%
Vihtavuori 3N37 👍	<<locked>>	82%	38725	89%	**91	100%
Vihtavuori 3N38	<<locked>>	94%	38261	88%	**37	96%
Vihtavuori N105	<<locked>>	96%	32866	76%	**11	97%
Vihtavuori N310	<<locked>>	62%	38290	88%	**48	100%
Vihtavuori N320	<<locked>>	74%	38087	88%	**27	100%
Vihtavuori N32C Tin Star	<<locked>>	97%	35331	81%	**29	100%
Vihtavuori N330	<<locked>>	75%	38189	88%	**86	100%
Vihtavuori N340	<<locked>>	79%	37492	86%	**12	100%
Vihtavuori N350 👍	<<locked>>	86%	38943	89%	**88	100%
Winchester 231	<<locked>>	65%	39088	90%	**73	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	14736	34%	**1	86%
ADI AP 70N	<<locked>>	61%	31662	73%	**07	100%
ADI APS 350	<<locked>>	61%	28021	64%	**7	100%
ADI APS 450	<<locked>>	62%	27180	62%	**20	100%
ADI AS 30	<<locked>>	60%	25382	58%	**30	100%
ADI AS 50N	<<locked>>	60%	27238	63%	**99	100%
Accurate No. 2	<<locked>>	61%	24758	57%	**35	100%
[Accurate No. 7]*	<<locked>>	61%	21379	49%	**75	82%
[Accurate No. 9]*	<<locked>>	75%	27108	62%	**76	81%
Accurate Solo 1000	<<locked>>	62%	26498	61%	**76	100%
Accurate Solo 1250	<<locked>>	61%	21959	50%	**63	100%
[Accurate TCM]*	<<locked>>	72%	25034	58%	**37	81%
[Alliant 2400]*	<<locked>>	90%	31778	73%	**78	81%
[Alliant BLUE DOT]*	<<locked>>	75%	20450	47%	**42	80%
Alliant BULLSEYE	<<locked>>	61%	28355	65%	**11	100%
Alliant POWER PISTOL	<<locked>>	61%	21292	49%	**58	92%
Alliant Sport Pistol	<<locked>>	61%	32793	75%	**73	100%
Alliant UNIQUE	<<locked>>	61%	22336	51%	**19	100%
Baschieri & Pellagri 100	<<locked>>	61%	24526	56%	**56	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	62%	16259	37%	**5	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	61%	27224	63%	**15	100%
Hodgdon Clays	<<locked>>	61%	28340	65%	**14	100%
Hodgdon HS-6	<<locked>>	61%	31879	73%	**02	100%
Hodgdon Longshot	<<locked>>	61%	35273	81%	**45	100%
Hodgdon Universal	<<locked>>	61%	26484	61%	**35	100%
Hodgdon CFE Pistol	<<locked>>	61%	24700	57%	**12	100%
[Lovex D037.1]*	<<locked>>	61%	21379	49%	**75	82%
[Lovex D037.2]*	<<locked>>	74%	27108	62%	**76	81%
Lovex S011	<<locked>>	61%	32547	75%	**81	100%
Lovex S020	<<locked>>	61%	26005	60%	**52	100%
Maxam CSB 1	<<locked>>	61%	21060	48%	**37	100%
Maxam CSB 2	<<locked>>	61%	22858	53%	**73	100%
Maxam CSB 3	<<locked>>	61%	24062	55%	**70	100%
Maxam CSB 4	<<locked>>	60%	25425	58%	**70	100%
Maxam CSB 5	<<locked>>	61%	28674	66%	**66	100%
[Ramshot Enforcer]*	<<locked>>	89%	29776	68%	**58	81%
Ramshot Silhouette	<<locked>>	61%	31952	73%	**73	100%
ReloadSwiss RS 12	<<locked>>	62%	30458	70%	**65	100%
ReloadSwiss RS 20	<<locked>>	61%	21219	49%	**02	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	18913	43%	**06	83%
Rottweil P 801	<<locked>>	62%	34287	79%	**78	100%
Rottweil P 806	<<locked>>	61%	15679	36%	**70	93%
SNPE Vectan A0	<<locked>>	61%	21074	48%	**63	100%
SNPE Vectan BA 9	<<locked>>	61%	25135	58%	**09	100%
SNPE Vectan BA10	<<locked>>	61%	29849	69%	**53	100%
SNPE Vectan BA7 1/2	<<locked>>	62%	18202	42%	**37	95%
SNPE Vectan BA9 1/2	<<locked>>	61%	24555	56%	**06	100%
SNPE Vectan SP 2	<<locked>>	61%	23351	54%	**14	95%
[Shooters World Heavy Pistol]*	<<locked>>	74%	27108	62%	**76	81%
[Shooters World Major Pistol]*	<<locked>>	61%	21379	49%	**75	82%
Somchem MP200	<<locked>>	61%	26208	60%	**81	100%
Somchem MS200	<<locked>>	62%	23757	55%	**19	100%
Somchem S221	<<locked>>	61%	28123	65%	**73	94%
Vihtavuori 3N37	<<locked>>	61%	20653	47%	**19	98%
[Vihtavuori 3N38]*	<<locked>>	64%	15708	36%	**24	80%
[Vihtavuori N105]*	<<locked>>	68%	13866	32%	**14	82%
Vihtavuori N310	<<locked>>	60%	36448	84%	**29	100%
Vihtavuori N320	<<locked>>	62%	27398	63%	**06	100%
Vihtavuori N32C Tin Star	<<locked>>	68%	19290	44%	**5	100%
Vihtavuori N330	<<locked>>	62%	25628	59%	**32	100%
Vihtavuori N340	<<locked>>	61%	22394	51%	**99	100%
Vihtavuori N350	<<locked>>	61%	18623	43%	**73	97%
Winchester 231	<<locked>>	61%	34635	80%	**27	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