Load data for .38 Super Auto + .357 | 158gr | Speer JSP

Recommended Powder(s): Hodgdon Longshot, Rottweil P 806, SNPE Vectan A0

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 158gr \| Speer JSP
Manufacturer SKU:	4217
Bullet Weight:	158gr \| 10.2g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.630" \| 16.0mm
Caliber:	.38 Super Auto load data
Case Length (l3):	0.890" \| 22.6mm
Cartridge Length (C.O.L.):	1.261" \| 32.0mm
Seated Depth:	0.259" \| 6.6mm
Shank Seated Depth:	0.259" \| 6.6mm
Case Capacity:	17.6 Grains of Water \| 1.14 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	33359 psi \| 2300 bar
LID:	LID_B6224_C583
Last updated:	2025-02-02

Load data for 108 loads in caliber .38 Super Auto with .357 | 158gr | Speer JSP bullet and 54 powders such as Hodgdon Longshot, Rottweil P 806, SNPE Vectan A0. 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>>	97%	29037	87%	**25	95%
ADI AP 70N	<<locked>>	66%	29747	89%	**56	100%
ADI APS 350	<<locked>>	67%	28137	84%	**6	100%
ADI APS 450	<<locked>>	70%	28819	86%	**5	100%
ADI AS 30	<<locked>>	73%	29559	89%	**1	100%
ADI AS 50N	<<locked>>	70%	29240	88%	**7	100%
Accurate No. 2	<<locked>>	73%	29356	88%	**60	100%
[Accurate No. 7]*	<<locked>>	79%	29805	89%	**81	86%
Accurate Solo 1000	<<locked>>	71%	28326	85%	**4	100%
Accurate Solo 1250	<<locked>>	79%	29051	87%	**33	100%
[Alliant BLUE DOT]*	<<locked>>	97%	27151	81%	**25	83%
Alliant BULLSEYE	<<locked>>	69%	28776	86%	**83	100%
Alliant POWER PISTOL	<<locked>>	80%	29225	88%	**65	94%
Alliant UNIQUE	<<locked>>	80%	29472	88%	**02	100%
Baschieri & Pellagri 100	<<locked>>	73%	28601	86%	**1	100%
Hodgdon Clays	<<locked>>	67%	28427	85%	**9	100%
Hodgdon HS-6	<<locked>>	66%	29298	88%	**19	98%
Hodgdon Longshot 👍	<<locked>>	63%	29718	89%	**22	99%
Hodgdon Universal	<<locked>>	73%	29747	89%	**56	100%
Hodgdon CFE Pistol	<<locked>>	74%	28761	86%	**43	100%
Hodgdon TrailBoss	<<locked>>	94%	12705	38%	**8	100%
[Lovex D037.1]*	<<locked>>	79%	29805	89%	**81	86%
Lovex S011	<<locked>>	63%	28355	85%	**7	100%
Lovex S020	<<locked>>	72%	28935	87%	**60	100%
Maxam CSB 1	<<locked>>	82%	29167	87%	**30	100%
Maxam CSB 2	<<locked>>	80%	29428	88%	**50	100%
Maxam CSB 3	<<locked>>	76%	29182	87%	**14	100%
Maxam CSB 4	<<locked>>	72%	28543	86%	**8	100%
Maxam CSB 5	<<locked>>	67%	28108	84%	**8	100%
Ramshot Silhouette	<<locked>>	66%	29617	89%	**02	100%
ReloadSwiss RS 12	<<locked>>	68%	28645	86%	**24	100%
ReloadSwiss RS 14	<<locked>>	93%	11124	33%	**2	100%
ReloadSwiss RS 20	<<locked>>	81%	28587	86%	**96	100%
[ReloadSwiss RS 24]*	<<locked>>	83%	28529	86%	**48	88%
Rottweil P 801	<<locked>>	63%	28587	86%	**4	100%
Rottweil P 806 👍	<<locked>>	91%	28674	86%	**07	99%
SNPE Vectan A0 👍	<<locked>>	83%	29979	90%	**63	100%
SNPE Vectan BA 9	<<locked>>	74%	29631	89%	**40	100%
SNPE Vectan BA10	<<locked>>	65%	28819	86%	**5	100%
SNPE Vectan BA7 1/2	<<locked>>	87%	28674	86%	**93	98%
SNPE Vectan BA9 1/2	<<locked>>	75%	29370	88%	**47	100%
[Shooters World Major Pistol]*	<<locked>>	79%	29805	89%	**81	86%
Somchem MP200	<<locked>>	72%	28282	85%	**76	100%
Somchem MS200	<<locked>>	77%	28776	86%	**66	100%
Somchem S221	<<locked>>	70%	29095	87%	**38	91%
Vihtavuori 3N37	<<locked>>	82%	29979	90%	**38	99%
[Vihtavuori 3N38]*	<<locked>>	95%	28674	86%	**48	89%
[Vihtavuori N105]*	<<locked>>	97%	23134	69%	**09	89%
Vihtavuori N320	<<locked>>	72%	29501	88%	**07	100%
Vihtavuori N32C Tin Star	<<locked>>	94%	27311	82%	**5	100%
Vihtavuori N330	<<locked>>	74%	28964	87%	**53	100%
Vihtavuori N340	<<locked>>	78%	28747	86%	**70	100%
Vihtavuori N350	<<locked>>	85%	29486	88%	**29	99%
Winchester 231	<<locked>>	62%	29254	88%	**27	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	66%	13213	40%	**0	81%
ADI AP 70N	<<locked>>	62%	26107	78%	**10	100%
ADI APS 350	<<locked>>	60%	24062	72%	**0	100%
ADI APS 450	<<locked>>	61%	23235	70%	**0	100%
ADI AS 30	<<locked>>	62%	22075	66%	**9	100%
ADI AS 50N	<<locked>>	60%	22263	67%	**2	100%
Accurate No. 2	<<locked>>	62%	20508	61%	**8	99%
[Accurate No. 7]*	<<locked>>	70%	22060	66%	**63	80%
Accurate Solo 1000	<<locked>>	60%	21176	63%	**3	100%
Accurate Solo 1250	<<locked>>	61%	17724	53%	**6	100%
[Alliant BLUE DOT]*	<<locked>>	93%	24569	74%	**89	81%
Alliant BULLSEYE	<<locked>>	62%	23801	71%	**10	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	16607	50%	**5	85%
Alliant UNIQUE	<<locked>>	61%	17840	53%	**2	99%
Baschieri & Pellagri 100	<<locked>>	61%	20189	61%	**6	100%
Hodgdon Clays	<<locked>>	60%	24337	73%	**3	100%
Hodgdon HS-6	<<locked>>	61%	24918	75%	**56	96%
Hodgdon Longshot	<<locked>>	60%	26600	80%	**76	98%
Hodgdon Universal	<<locked>>	61%	21480	64%	**5	100%
Hodgdon CFE Pistol	<<locked>>	61%	19841	59%	**2	100%
Hodgdon TrailBoss	<<locked>>	81%	9921	30%	**6	100%
[Lovex D037.1]*	<<locked>>	70%	22060	66%	**63	80%
Lovex S011	<<locked>>	60%	26469	79%	**8	100%
Lovex S020	<<locked>>	61%	20537	62%	**8	100%
Maxam CSB 1	<<locked>>	61%	16940	51%	**0	100%
Maxam CSB 2	<<locked>>	62%	18115	54%	**6	100%
Maxam CSB 3	<<locked>>	60%	19218	58%	**9	100%
Maxam CSB 4	<<locked>>	62%	21495	64%	**9	100%
Maxam CSB 5	<<locked>>	61%	24236	73%	**6	100%
Ramshot Silhouette	<<locked>>	61%	24976	75%	**40	100%
ReloadSwiss RS 12	<<locked>>	61%	23380	70%	**1	100%
ReloadSwiss RS 14	<<locked>>	79%	8847	27%	**6	100%
ReloadSwiss RS 20	<<locked>>	61%	15722	47%	**6	99%
[ReloadSwiss RS 24]*	<<locked>>	71%	20030	60%	**01	81%
Rottweil P 801	<<locked>>	60%	26760	80%	**1	100%
[Rottweil P 806]*	<<locked>>	61%	10153	30%	**7	82%
SNPE Vectan A0	<<locked>>	61%	17056	51%	**9	98%
SNPE Vectan BA 9	<<locked>>	61%	20682	62%	**9	100%
SNPE Vectan BA10	<<locked>>	62%	26919	81%	**2	100%
SNPE Vectan BA7 1/2	<<locked>>	62%	14547	44%	**3	90%
SNPE Vectan BA9 1/2	<<locked>>	61%	20030	60%	**9	100%
[Shooters World Major Pistol]*	<<locked>>	70%	22060	66%	**63	80%
Somchem MP200	<<locked>>	62%	21060	63%	**1	99%
Somchem MS200	<<locked>>	60%	18391	55%	**6	100%
[Somchem S221]*	<<locked>>	61%	21785	65%	**17	87%
Vihtavuori 3N37	<<locked>>	61%	15650	47%	**6	92%
[Vihtavuori 3N38]*	<<locked>>	78%	17854	54%	**8	80%
[Vihtavuori N105]*	<<locked>>	83%	15693	47%	**8	81%
Vihtavuori N320	<<locked>>	62%	22046	66%	**9	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	12444	37%	**5	100%
Vihtavuori N330	<<locked>>	60%	18855	57%	**9	100%
Vihtavuori N340	<<locked>>	62%	18115	54%	**9	99%
Vihtavuori N350	<<locked>>	60%	13953	42%	**3	91%
Winchester 231	<<locked>>	60%	27398	82%	**07	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