Load data for .38 Super Auto + .357 | 125gr | Sierra JHC SportsMaster

Recommended Powder(s): Accurate No. 2, Alliant Herco, SNPE Vectan A0

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 125gr \| Sierra JHC SportsMaster
Manufacturer SKU:	8320
Bullet Weight:	125gr \| 8.1g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	<<locked>>
Caliber:	.38 Super Auto load data
Case Length (l3):	0.890" \| 22.6mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	17.6 Grains of Water \| 1.14 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	33359 psi \| 2300 bar
LID:	LID_B5944_C583
Last updated:	2026-02-03

Load data for 112 loads in caliber .38 Super Auto with .357 | 125gr | Sierra JHC SportsMaster bullet and 56 powders such as Accurate No. 2, Alliant Herco, 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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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>>	95%	29747	89%	**25	93%
ADI AP 70N	<<locked>>	64%	29660	89%	**40	100%
ADI APS 350	<<locked>>	68%	29457	88%	**63	100%
ADI APS 450	<<locked>>	70%	29994	90%	**02	100%
ADI AS 30	<<locked>>	71%	29312	88%	**35	100%
ADI AS 50N	<<locked>>	68%	29327	88%	**81	100%
Accurate No. 2 👍	<<locked>>	72%	29834	89%	**53	100%
[Accurate No. 7]*	<<locked>>	77%	29428	88%	**65	83%
Accurate Solo 1000	<<locked>>	72%	29689	89%	**71	100%
Accurate Solo 1250	<<locked>>	78%	29791	89%	**34	100%
Alliant BE-86	<<locked>>	76%	29950	90%	**27	100%
Alliant BULLSEYE	<<locked>>	68%	29936	90%	**96	100%
Alliant Herco 👍	<<locked>>	92%	29501	88%	**96	100%
Alliant POWER PISTOL	<<locked>>	79%	30008	90%	**68	92%
Alliant Sport Pistol	<<locked>>	64%	29936	90%	**99	100%
Alliant UNIQUE	<<locked>>	77%	29182	87%	**93	100%
Baschieri & Pellagri 100	<<locked>>	73%	29269	88%	**75	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	92%	29356	88%	**94	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	70%	30023	90%	**07	100%
Hodgdon Clays	<<locked>>	66%	29167	87%	**70	100%
Hodgdon HS-6	<<locked>>	65%	29370	88%	**09	96%
Hodgdon Universal	<<locked>>	71%	29660	89%	**40	100%
Hodgdon CFE Pistol	<<locked>>	73%	29747	89%	**43	100%
Hodgdon TrailBoss	<<locked>>	96%	14721	44%	**2	100%
[Lovex D037.1]*	<<locked>>	77%	29428	88%	**65	83%
Lovex S011	<<locked>>	63%	29950	90%	**07	100%
Lovex S020	<<locked>>	71%	29240	88%	**57	100%
Maxam CSB 1	<<locked>>	81%	29718	89%	**30	100%
Maxam CSB 2	<<locked>>	78%	29718	89%	**37	100%
Maxam CSB 3	<<locked>>	75%	29936	90%	**11	100%
Maxam CSB 4	<<locked>>	73%	29950	90%	**88	100%
Maxam CSB 5	<<locked>>	67%	29559	89%	**32	100%
Ramshot Silhouette	<<locked>>	65%	29660	89%	**96	100%
ReloadSwiss RS 12	<<locked>>	67%	29849	89%	**24	100%
ReloadSwiss RS 14	<<locked>>	96%	13692	41%	**9	100%
ReloadSwiss RS 20	<<locked>>	81%	29979	90%	**16	100%
[ReloadSwiss RS 24]*	<<locked>>	82%	29863	90%	**55	86%
Rottweil P 806	<<locked>>	89%	29631	89%	**17	98%
SNPE Vectan A0 👍	<<locked>>	81%	29965	90%	**60	100%
SNPE Vectan BA 9	<<locked>>	73%	29573	89%	**24	100%
SNPE Vectan BA10	<<locked>>	65%	29979	90%	**02	100%
SNPE Vectan BA7 1/2	<<locked>>	86%	29602	89%	**96	97%
SNPE Vectan BA9 1/2	<<locked>>	74%	29834	89%	**40	100%
SNPE Vectan SP 2	<<locked>>	75%	29457	88%	**85	94%
[Shooters World Major Pistol]*	<<locked>>	77%	29428	88%	**65	83%
Somchem MP200	<<locked>>	72%	29573	89%	**86	100%
Somchem MS200	<<locked>>	76%	29863	90%	**70	100%
Somchem S221	<<locked>>	68%	29936	90%	**42	90%
Vihtavuori 3N37	<<locked>>	80%	29762	89%	**29	98%
[Vihtavuori 3N38]*	<<locked>>	94%	29588	89%	**48	87%
[Vihtavuori N105]*	<<locked>>	97%	24976	75%	**16	88%
Vihtavuori N320	<<locked>>	71%	30008	90%	**01	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	29443	88%	**15	100%
Vihtavuori N330	<<locked>>	73%	29443	88%	**53	100%
Vihtavuori N340	<<locked>>	77%	29443	88%	**66	100%
Vihtavuori N350	<<locked>>	84%	29704	89%	**19	99%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	67%	14852	45%	**7	80%
ADI AP 70N	<<locked>>	61%	27369	82%	**11	100%
ADI APS 350	<<locked>>	60%	24743	74%	**7	100%
ADI APS 450	<<locked>>	62%	24613	74%	**27	100%
ADI AS 30	<<locked>>	60%	22771	68%	**37	100%
ADI AS 50N	<<locked>>	62%	24990	75%	**12	100%
Accurate No. 2	<<locked>>	62%	21741	65%	**25	98%
[Accurate No. 7]*	<<locked>>	73%	25802	77%	**99	80%
Accurate Solo 1000	<<locked>>	60%	22452	67%	**63	100%
Accurate Solo 1250	<<locked>>	60%	18840	56%	**47	100%
Alliant BE-86	<<locked>>	61%	19841	59%	**66	100%
Alliant BULLSEYE	<<locked>>	62%	24874	75%	**11	100%
Alliant Herco	<<locked>>	61%	14852	45%	**1	96%
[Alliant POWER PISTOL]*	<<locked>>	61%	18057	54%	**15	83%
Alliant Sport Pistol	<<locked>>	60%	26963	81%	**50	100%
Alliant UNIQUE	<<locked>>	62%	19769	59%	**12	99%
Baschieri & Pellagri 100	<<locked>>	60%	21190	64%	**50	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	61%	14272	43%	**5	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	61%	23221	70%	**15	100%
Hodgdon Clays	<<locked>>	60%	24889	75%	**10	100%
Hodgdon HS-6	<<locked>>	62%	26963	81%	**63	95%
Hodgdon Universal	<<locked>>	62%	23670	71%	**45	100%
Hodgdon CFE Pistol	<<locked>>	61%	21379	64%	**06	100%
Hodgdon TrailBoss	<<locked>>	83%	12024	36%	**3	100%
[Lovex D037.1]*	<<locked>>	73%	25802	77%	**99	80%
Lovex S011	<<locked>>	60%	27789	83%	**75	100%
Lovex S020	<<locked>>	61%	22060	66%	**38	100%
Maxam CSB 1	<<locked>>	61%	18144	54%	**27	100%
Maxam CSB 2	<<locked>>	61%	19551	59%	**73	100%
Maxam CSB 3	<<locked>>	60%	20595	62%	**60	100%
Maxam CSB 4	<<locked>>	62%	22756	68%	**79	100%
Maxam CSB 5	<<locked>>	62%	25657	77%	**79	100%
Ramshot Silhouette	<<locked>>	61%	26905	81%	**47	100%
ReloadSwiss RS 12	<<locked>>	61%	25715	77%	**65	100%
ReloadSwiss RS 14	<<locked>>	83%	11414	34%	**7	100%
ReloadSwiss RS 20	<<locked>>	61%	17434	52%	**79	99%
[ReloadSwiss RS 24]*	<<locked>>	73%	22640	68%	**17	80%
[Rottweil P 806]*	<<locked>>	61%	12517	38%	**17	83%
SNPE Vectan A0	<<locked>>	60%	17709	53%	**30	97%
SNPE Vectan BA 9	<<locked>>	61%	21683	65%	**99	100%
SNPE Vectan BA10	<<locked>>	60%	25976	78%	**50	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	15635	47%	**04	88%
SNPE Vectan BA9 1/2	<<locked>>	61%	21857	66%	**09	100%
[SNPE Vectan SP 2]*	<<locked>>	61%	18985	57%	**61	87%
[Shooters World Major Pistol]*	<<locked>>	73%	25802	77%	**99	80%
Somchem MP200	<<locked>>	61%	21828	65%	**45	99%
Somchem MS200	<<locked>>	61%	20204	61%	**96	99%
[Somchem S221]*	<<locked>>	61%	23221	70%	**07	85%
Vihtavuori 3N37	<<locked>>	61%	17303	52%	**76	91%
[Vihtavuori 3N38]*	<<locked>>	81%	21031	63%	**81	80%
[Vihtavuori N105]*	<<locked>>	84%	17709	53%	**45	80%
Vihtavuori N320	<<locked>>	61%	23148	69%	**99	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	14866	45%	**3	100%
Vihtavuori N330	<<locked>>	61%	20958	63%	**15	100%
Vihtavuori N340	<<locked>>	62%	19638	59%	**96	99%
Vihtavuori N350	<<locked>>	61%	15954	48%	**43	91%

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