Load data for .357 Auto Magnum + .357 | 148gr | H&N WC H

Recommended Powder(s): Alliant POWER PISTOL, Rottweil P 806, SNPE Vectan BA7 1/2, SNPE Vectan SP 2

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 148gr \| H&N WC H
Bullet Weight:	148gr \| 9.6g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.661" \| 16.8mm
Caliber:	.357 Auto Magnum load data
Case Length (l3):	1.299" \| 33.0mm
Cartridge Length (C.O.L.):	1.299" \| 33.0mm
Seated Depth:	0.661" \| 16.8mm
Shank Seated Depth:	0.315" \| 8.0mm
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_B7475_C511
Last updated:	2025-11-17

Load data for 100 loads in caliber .357 Auto Magnum with .357 | 148gr | H&N WC H bullet and 50 powders such as Alliant POWER PISTOL, Rottweil P 806, SNPE Vectan BA7 1/2, SNPE Vectan SP 2. 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>>	87%	32750	89%	**21	99%
ADI APS 350	<<locked>>	64%	31459	85%	**09	100%
ADI APS 450	<<locked>>	67%	32111	87%	**45	100%
ADI AS 30	<<locked>>	67%	31676	86%	**81	100%
ADI AS 50N	<<locked>>	64%	31473	85%	**30	100%
Accurate No. 2	<<locked>>	66%	32039	87%	**16	100%
Accurate No. 7	<<locked>>	68%	32387	88%	**63	93%
[Accurate No. 9]*	<<locked>>	76%	32329	87%	**63	87%
Accurate Solo 1000	<<locked>>	67%	32445	88%	**20	100%
Accurate Solo 1250	<<locked>>	72%	32576	88%	**83	100%
[Accurate TCM]*	<<locked>>	77%	33257	90%	**67	89%
[Alliant 2400]*	<<locked>>	87%	32880	89%	**96	85%
Alliant BLUE DOT	<<locked>>	88%	32837	89%	**67	92%
Alliant POWER PISTOL 👍	<<locked>>	71%	32750	89%	**57	99%
Alliant UNIQUE	<<locked>>	72%	32460	88%	**52	100%
Baschieri & Pellagri 100	<<locked>>	69%	33170	90%	**40	100%
Hodgdon Clays	<<locked>>	64%	32082	87%	**32	100%
Hodgdon Universal	<<locked>>	65%	32010	87%	**93	100%
Hodgdon CFE Pistol	<<locked>>	68%	32314	87%	**89	100%
Hodgdon TrailBoss	<<locked>>	94%	16114	44%	**5	100%
Lovex D037.1	<<locked>>	68%	32387	88%	**63	93%
[Lovex D037.2]*	<<locked>>	75%	31517	85%	**50	87%
Lovex S020	<<locked>>	65%	32474	88%	**12	100%
Maxam CSB 1	<<locked>>	75%	32982	89%	**86	100%
Maxam CSB 2	<<locked>>	72%	33214	90%	**83	100%
Maxam CSB 3	<<locked>>	69%	31604	85%	**40	100%
Maxam CSB 4	<<locked>>	67%	32372	88%	**27	100%
Maxam CSB 5	<<locked>>	64%	32764	89%	**88	100%
[Ramshot Enforcer]*	<<locked>>	88%	32866	89%	**06	86%
ReloadSwiss RS 14	<<locked>>	94%	14707	40%	**8	100%
ReloadSwiss RS 20	<<locked>>	71%	31154	84%	**32	100%
ReloadSwiss RS 24	<<locked>>	74%	32735	89%	**60	95%
Rottweil P 806 👍	<<locked>>	78%	32532	88%	**73	100%
SNPE Vectan A0	<<locked>>	73%	31763	86%	**06	100%
SNPE Vectan BA 9	<<locked>>	68%	32866	89%	**89	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	78%	31966	86%	**71	100%
SNPE Vectan BA9 1/2	<<locked>>	69%	33199	90%	**99	100%
SNPE Vectan SP 2 👍	<<locked>>	66%	31720	86%	**50	99%
[Shooters World Heavy Pistol]*	<<locked>>	75%	31517	85%	**50	87%
Shooters World Major Pistol	<<locked>>	68%	32387	88%	**63	93%
Somchem MP200	<<locked>>	65%	31285	85%	**29	100%
Somchem MS200	<<locked>>	71%	32967	89%	**32	100%
Vihtavuori 3N37	<<locked>>	71%	31198	84%	**78	100%
Vihtavuori 3N38	<<locked>>	84%	32808	89%	**47	96%
Vihtavuori N105	<<locked>>	90%	31647	86%	**83	98%
Vihtavuori N320	<<locked>>	66%	33170	90%	**50	100%
Vihtavuori N32C Tin Star	<<locked>>	88%	31125	84%	**52	100%
Vihtavuori N330	<<locked>>	66%	31386	85%	**80	100%
Vihtavuori N340	<<locked>>	71%	32692	88%	**32	100%
Vihtavuori N350	<<locked>>	74%	31415	85%	**78	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	61%	15548	42%	**66	90%
ADI APS 350	<<locked>>	61%	29008	78%	**76	100%
ADI APS 450	<<locked>>	60%	27528	74%	**89	100%
ADI AS 30	<<locked>>	61%	26963	73%	**25	100%
ADI AS 50N	<<locked>>	61%	29196	79%	**94	100%
Accurate No. 2	<<locked>>	61%	27195	74%	**50	100%
[Accurate No. 7]*	<<locked>>	61%	24091	65%	**19	88%
[Accurate No. 9]*	<<locked>>	67%	23032	62%	**86	81%
Accurate Solo 1000	<<locked>>	61%	27804	75%	**61	100%
Accurate Solo 1250	<<locked>>	61%	23757	64%	**58	100%
[Accurate TCM]*	<<locked>>	64%	20914	57%	**30	80%
[Alliant 2400]*	<<locked>>	82%	27789	75%	**01	81%
[Alliant BLUE DOT]*	<<locked>>	69%	18057	49%	**58	81%
Alliant POWER PISTOL	<<locked>>	61%	23627	64%	**93	95%
Alliant UNIQUE	<<locked>>	61%	24250	66%	**30	100%
Baschieri & Pellagri 100	<<locked>>	61%	26339	71%	**48	100%
Hodgdon Clays	<<locked>>	61%	29573	80%	**96	100%
Hodgdon Universal	<<locked>>	60%	27615	75%	**27	100%
Hodgdon CFE Pistol	<<locked>>	61%	26092	71%	**04	100%
Hodgdon TrailBoss	<<locked>>	60%	7629	21%	**2	100%
[Lovex D037.1]*	<<locked>>	61%	24091	65%	**19	88%
[Lovex D037.2]*	<<locked>>	67%	23685	64%	**02	81%
Lovex S020	<<locked>>	60%	27920	75%	**53	100%
Maxam CSB 1	<<locked>>	61%	22713	61%	**32	100%
Maxam CSB 2	<<locked>>	61%	24424	66%	**65	100%
Maxam CSB 3	<<locked>>	60%	25034	68%	**45	100%
Maxam CSB 4	<<locked>>	62%	27789	75%	**68	100%
Maxam CSB 5	<<locked>>	61%	30226	82%	**55	100%
[Ramshot Enforcer]*	<<locked>>	82%	26223	71%	**88	81%
ReloadSwiss RS 14	<<locked>>	61%	7150	19%	**5	100%
ReloadSwiss RS 20	<<locked>>	62%	23076	62%	**07	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	21219	57%	**34	88%
Rottweil P 806	<<locked>>	61%	16563	45%	**55	95%
SNPE Vectan A0	<<locked>>	61%	22220	60%	**52	100%
SNPE Vectan BA 9	<<locked>>	61%	26745	72%	**04	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	18884	51%	**25	97%
SNPE Vectan BA9 1/2	<<locked>>	61%	26687	72%	**11	100%
SNPE Vectan SP 2	<<locked>>	61%	25991	70%	**45	98%
[Shooters World Heavy Pistol]*	<<locked>>	67%	23685	64%	**02	81%
[Shooters World Major Pistol]*	<<locked>>	61%	24091	65%	**19	88%
Somchem MP200	<<locked>>	60%	27311	74%	**73	100%
Somchem MS200	<<locked>>	61%	24787	67%	**07	100%
Vihtavuori 3N37	<<locked>>	61%	22162	60%	**24	99%
[Vihtavuori 3N38]*	<<locked>>	61%	15011	41%	**70	82%
[Vihtavuori N105]*	<<locked>>	61%	11589	31%	**04	80%
Vihtavuori N320	<<locked>>	61%	28311	77%	**84	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	16592	45%	**8	100%
Vihtavuori N330	<<locked>>	61%	26847	73%	**17	100%
Vihtavuori N340	<<locked>>	61%	24250	66%	**04	100%
Vihtavuori N350	<<locked>>	61%	20494	55%	**81	99%

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