Load data for .357 Magnum + .357 | 160gr | Speer JSP SWC

Recommended Powder(s): ADI AP 100, SNPE Vectan BA7 1/2, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 160gr \| Speer JSP SWC
Manufacturer SKU:	4223
Bullet Weight:	160gr \| 10.4g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.660" \| 16.8mm
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	1.566" \| 39.8mm
Seated Depth:	0.384" \| 9.7mm
Shank Seated Depth:	0.384" \| 9.7mm
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_B6227_C513
Last updated:	2025-02-02

Load data for 112 loads in caliber .357 Magnum with .357 | 160gr | Speer JSP SWC bullet and 56 powders such as ADI AP 100, SNPE Vectan BA7 1/2, Vihtavuori N350. 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%	37028	85%	**09	99%
ADI AP 70N	<<locked>>	67%	38464	88%	**14	100%
ADI AS 30	<<locked>>	77%	38682	89%	**22	100%
ADI AS 50N	<<locked>>	72%	37695	87%	**52	100%
Accurate No. 2	<<locked>>	73%	37695	87%	**27	100%
Accurate No. 7	<<locked>>	74%	36811	85%	**65	94%
[Accurate No. 9]*	<<locked>>	84%	39160	90%	**81	89%
Accurate Solo 1000	<<locked>>	76%	38421	88%	**45	100%
Accurate Solo 1250	<<locked>>	79%	37405	86%	**88	100%
Accurate TCM	<<locked>>	84%	38116	88%	**65	90%
[Alliant 2400]*	<<locked>>	94%	37318	86%	**81	85%
Alliant BULLSEYE	<<locked>>	70%	37826	87%	**57	100%
Alliant POWER PISTOL	<<locked>>	80%	38667	89%	**81	99%
Alliant UNIQUE	<<locked>>	80%	38392	88%	**70	100%
Baschieri & Pellagri 100	<<locked>>	76%	37724	87%	**38	100%
Hodgdon Clays	<<locked>>	70%	35911	83%	**33	100%
Hodgdon HS-6	<<locked>>	65%	37739	87%	**02	100%
Hodgdon Longshot	<<locked>>	63%	38827	89%	**02	100%
Hodgdon Universal	<<locked>>	74%	38464	88%	**14	100%
Hodgdon TrailBoss	<<locked>>	94%	16041	37%	**0	100%
Lovex D037.1	<<locked>>	74%	36811	85%	**65	94%
[Lovex D037.2]*	<<locked>>	83%	37637	86%	**68	88%
Lovex S011	<<locked>>	64%	36245	83%	**48	100%
Lovex S020	<<locked>>	73%	38580	89%	**27	100%
Maxam CSB 1	<<locked>>	82%	36941	85%	**78	100%
Maxam CSB 2	<<locked>>	78%	37072	85%	**81	100%
Maxam CSB 3	<<locked>>	79%	38363	88%	**71	100%
Maxam CSB 4	<<locked>>	76%	38856	89%	**55	100%
Maxam CSB 5	<<locked>>	72%	38130	88%	**06	100%
[Ramshot Enforcer]*	<<locked>>	96%	38479	88%	**11	87%
Ramshot Silhouette	<<locked>>	65%	37623	86%	**63	100%
ReloadSwiss RS 12	<<locked>>	68%	37115	85%	**65	100%
ReloadSwiss RS 14	<<locked>>	92%	14359	33%	**7	100%
ReloadSwiss RS 20	<<locked>>	80%	37333	86%	**53	100%
ReloadSwiss RS 24	<<locked>>	82%	38827	89%	**78	96%
Rottweil P 801	<<locked>>	65%	38203	88%	**45	100%
Rottweil P 806	<<locked>>	86%	38798	89%	**85	100%
SNPE Vectan A0	<<locked>>	84%	38943	89%	**37	100%
SNPE Vectan BA 9	<<locked>>	76%	38725	89%	**01	100%
SNPE Vectan BA10	<<locked>>	71%	38899	89%	**86	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	88%	38058	87%	**86	100%
SNPE Vectan BA9 1/2	<<locked>>	76%	38392	88%	**04	100%
[Shooters World Heavy Pistol]*	<<locked>>	83%	37637	86%	**68	88%
Shooters World Major Pistol	<<locked>>	74%	36811	85%	**65	94%
Somchem MP200	<<locked>>	73%	37536	86%	**53	100%
Somchem MS200	<<locked>>	77%	37434	86%	**27	100%
Somchem S221	<<locked>>	69%	38189	88%	**45	98%
Vihtavuori 3N37	<<locked>>	80%	38261	88%	**09	100%
Vihtavuori 3N38	<<locked>>	92%	37434	86%	**52	97%
Vihtavuori N105	<<locked>>	95%	33649	77%	**48	98%
Vihtavuori N320	<<locked>>	72%	37057	85%	**42	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	35012	80%	**56	100%
Vihtavuori N330	<<locked>>	74%	37927	87%	**07	100%
Vihtavuori N340	<<locked>>	76%	36100	83%	**14	100%
Vihtavuori N350 👍	<<locked>>	84%	38363	88%	**02	100%
Winchester 231	<<locked>>	64%	38812	89%	**94	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	15069	35%	**8	88%
ADI AP 70N	<<locked>>	61%	32329	74%	**45	100%
ADI AS 30	<<locked>>	61%	26469	61%	**4	100%
ADI AS 50N	<<locked>>	61%	28601	66%	**50	100%
Accurate No. 2	<<locked>>	60%	25208	58%	**76	100%
[Accurate No. 7]*	<<locked>>	61%	22278	51%	**29	85%
[Accurate No. 9]*	<<locked>>	72%	25904	60%	**94	81%
Accurate Solo 1000	<<locked>>	61%	26353	61%	**07	100%
Accurate Solo 1250	<<locked>>	62%	23351	54%	**20	100%
[Accurate TCM]*	<<locked>>	69%	23511	54%	**42	81%
[Alliant 2400]*	<<locked>>	85%	28660	66%	**57	80%
Alliant BULLSEYE	<<locked>>	60%	28747	66%	**45	100%
Alliant POWER PISTOL	<<locked>>	61%	22191	51%	**15	93%
Alliant UNIQUE	<<locked>>	60%	22698	52%	**60	100%
Baschieri & Pellagri 100	<<locked>>	62%	25976	60%	**10	100%
Hodgdon Clays	<<locked>>	62%	29327	67%	**5	100%
Hodgdon HS-6	<<locked>>	61%	32547	75%	**40	100%
Hodgdon Longshot	<<locked>>	61%	36071	83%	**73	100%
Hodgdon Universal	<<locked>>	61%	26992	62%	**79	100%
Hodgdon TrailBoss	<<locked>>	62%	8659	20%	**9	100%
[Lovex D037.1]*	<<locked>>	61%	22278	51%	**29	85%
[Lovex D037.2]*	<<locked>>	71%	24961	57%	**78	81%
Lovex S011	<<locked>>	61%	33040	76%	**15	100%
Lovex S020	<<locked>>	61%	26556	61%	**93	100%
Maxam CSB 1	<<locked>>	60%	21147	49%	**8	100%
Maxam CSB 2	<<locked>>	61%	23221	53%	**14	100%
Maxam CSB 3	<<locked>>	60%	24062	55%	**04	100%
Maxam CSB 4	<<locked>>	61%	26687	61%	**20	100%
Maxam CSB 5	<<locked>>	60%	28631	66%	**7	100%
[Ramshot Enforcer]*	<<locked>>	86%	27238	63%	**40	80%
Ramshot Silhouette	<<locked>>	61%	32140	74%	**98	100%
ReloadSwiss RS 12	<<locked>>	61%	31082	71%	**99	100%
ReloadSwiss RS 14	<<locked>>	67%	9036	21%	**9	100%
ReloadSwiss RS 20	<<locked>>	61%	21683	50%	**47	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	19798	46%	**63	85%
Rottweil P 801	<<locked>>	62%	34969	80%	**15	100%
Rottweil P 806	<<locked>>	61%	16230	37%	**27	94%
SNPE Vectan A0	<<locked>>	61%	21408	49%	**04	100%
SNPE Vectan BA 9	<<locked>>	61%	25585	59%	**50	100%
SNPE Vectan BA10	<<locked>>	60%	29733	68%	**8	100%
SNPE Vectan BA7 1/2	<<locked>>	62%	18768	43%	**4	97%
SNPE Vectan BA9 1/2	<<locked>>	60%	24903	57%	**43	100%
[Shooters World Heavy Pistol]*	<<locked>>	71%	24961	57%	**78	81%
[Shooters World Major Pistol]*	<<locked>>	61%	22278	51%	**29	85%
Somchem MP200	<<locked>>	62%	26977	62%	**22	100%
Somchem MS200	<<locked>>	61%	24323	56%	**60	100%
Somchem S221	<<locked>>	61%	28935	66%	**14	95%
Vihtavuori 3N37	<<locked>>	61%	21480	49%	**70	99%
[Vihtavuori 3N38]*	<<locked>>	61%	14649	34%	**5	80%
[Vihtavuori N105]*	<<locked>>	63%	12241	28%	**9	80%
Vihtavuori N320	<<locked>>	61%	27485	63%	**33	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	16317	37%	**0	100%
Vihtavuori N330	<<locked>>	61%	26005	60%	**70	100%
Vihtavuori N340	<<locked>>	60%	22698	52%	**47	100%
Vihtavuori N350	<<locked>>	61%	19203	44%	**24	98%
Winchester 231	<<locked>>	61%	35563	82%	**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