Load data for .38 Super Auto + .355 | 125gr | Sierra FMJ RN SportsMaster

Recommended Powder(s): Alliant UNIQUE, Ramshot Silhouette, ReloadSwiss RS 20, Somchem MP200, Somchem MS200

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 125gr \| Sierra FMJ RN SportsMaster
Manufacturer SKU:	8120
Bullet Weight:	125gr \| 8.1g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.581" \| 14.8mm
Caliber:	.38 Super Auto load data
Case Length (l3):	0.890" \| 22.6mm
Cartridge Length (C.O.L.):	1.261" \| 32.0mm
Seated Depth:	0.210" \| 5.3mm
Shank Seated Depth:	0.210" \| 5.3mm
Case Capacity:	17.6 Grains of Water \| 1.14 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	33359 psi \| 2300 bar
LID:	LID_B5938_C583
Last updated:	2025-02-02

Load data for 114 loads in caliber .38 Super Auto with .355 | 125gr | Sierra FMJ RN SportsMaster bullet and 57 powders such as Alliant UNIQUE, Ramshot Silhouette, ReloadSwiss RS 20, Somchem MP200, Somchem MS200. 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>>	96%	26411	79%	**57	90%
ADI AP 70N	<<locked>>	69%	29457	88%	**37	100%
ADI APS 350	<<locked>>	71%	29849	89%	**56	100%
ADI APS 450	<<locked>>	73%	29486	88%	**86	100%
ADI AS 30	<<locked>>	76%	29718	89%	**35	100%
ADI AS 50N	<<locked>>	72%	28674	86%	**71	100%
Accurate No. 2	<<locked>>	76%	29443	88%	**37	99%
Accurate No. 5	<<locked>>	63%	29617	89%	**12	94%
[Accurate No. 7]*	<<locked>>	82%	29573	89%	**58	82%
Accurate Solo 1000	<<locked>>	76%	29820	89%	**65	100%
Accurate Solo 1250	<<locked>>	82%	28863	87%	**17	100%
Alliant BULLSEYE	<<locked>>	72%	29051	87%	**73	100%
Alliant POWER PISTOL	<<locked>>	84%	29399	88%	**48	91%
Alliant UNIQUE 👍	<<locked>>	84%	29979	90%	**02	100%
Baschieri & Pellagri 100	<<locked>>	77%	29298	88%	**68	100%
Hodgdon Clays	<<locked>>	68%	28166	84%	**47	100%
Hodgdon HS-6	<<locked>>	69%	29530	89%	**02	96%
Hodgdon Longshot	<<locked>>	65%	28877	87%	**86	97%
Hodgdon Universal	<<locked>>	76%	29457	88%	**37	100%
Hodgdon CFE Pistol	<<locked>>	78%	29544	89%	**34	100%
Hodgdon TrailBoss	<<locked>>	97%	12067	36%	**6	100%
Lovex D036	<<locked>>	63%	29559	89%	**09	94%
[Lovex D037.1]*	<<locked>>	82%	29573	89%	**58	82%
Lovex S011	<<locked>>	66%	29530	89%	**91	100%
Lovex S020	<<locked>>	76%	29762	89%	**57	100%
Maxam CSB 1	<<locked>>	85%	28805	86%	**07	100%
Maxam CSB 2	<<locked>>	82%	28689	86%	**24	100%
Maxam CSB 3	<<locked>>	80%	29631	89%	**01	100%
Maxam CSB 4	<<locked>>	77%	29805	89%	**78	100%
Maxam CSB 5	<<locked>>	70%	28601	86%	**15	100%
Ramshot Silhouette 👍	<<locked>>	69%	29414	88%	**83	100%
Ramshot True Blue	<<locked>>	64%	29283	88%	**89	97%
ReloadSwiss RS 12	<<locked>>	71%	28529	86%	**07	100%
ReloadSwiss RS 14	<<locked>>	95%	10544	32%	**0	100%
ReloadSwiss RS 20 👍	<<locked>>	85%	28543	86%	**86	100%
[ReloadSwiss RS 24]*	<<locked>>	86%	28616	86%	**22	84%
Rottweil P 801	<<locked>>	66%	28834	86%	**78	100%
Rottweil P 806	<<locked>>	96%	30008	90%	**21	97%
SNPE Vectan A0	<<locked>>	85%	29138	87%	**34	100%
SNPE Vectan BA 9	<<locked>>	76%	29167	87%	**14	100%
SNPE Vectan BA10	<<locked>>	68%	29472	88%	**86	100%
SNPE Vectan BA7 1/2	<<locked>>	91%	28805	86%	**76	97%
SNPE Vectan BA9 1/2	<<locked>>	78%	29095	87%	**20	100%
Shooters World Auto Pistol	<<locked>>	63%	29559	89%	**09	94%
[Shooters World Major Pistol]*	<<locked>>	82%	29573	89%	**58	82%
Somchem MP200 👍	<<locked>>	76%	28863	87%	**66	100%
Somchem MS200 👍	<<locked>>	81%	29936	90%	**63	100%
[Somchem S221]*	<<locked>>	73%	29573	89%	**25	89%
Vihtavuori 3N37	<<locked>>	86%	30008	90%	**25	98%
[Vihtavuori 3N38]*	<<locked>>	96%	26934	81%	**89	84%
[Vihtavuori N105]*	<<locked>>	97%	20972	63%	**20	83%
Vihtavuori N320	<<locked>>	74%	28558	86%	**78	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	25904	78%	**70	100%
Vihtavuori N330	<<locked>>	77%	28224	85%	**30	100%
Vihtavuori N340	<<locked>>	82%	29515	88%	**63	100%
Vihtavuori N350	<<locked>>	87%	28587	86%	**96	98%
Winchester 231	<<locked>>	65%	29124	87%	**07	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	75%	15403	46%	**10	80%
ADI AP 70N	<<locked>>	61%	23583	71%	**52	100%
ADI APS 350	<<locked>>	62%	24163	72%	**4	100%
ADI APS 450	<<locked>>	60%	21335	64%	**1	100%
ADI AS 30	<<locked>>	60%	20030	60%	**4	100%
ADI AS 50N	<<locked>>	60%	21132	63%	**53	100%
Accurate No. 2	<<locked>>	61%	18811	56%	**53	96%
Accurate No. 5	<<locked>>	60%	26832	80%	**70	93%
[Accurate No. 7]*	<<locked>>	79%	27238	82%	**16	80%
Accurate Solo 1000	<<locked>>	61%	20537	62%	**27	100%
Accurate Solo 1250	<<locked>>	61%	16520	50%	**01	100%
Alliant BULLSEYE	<<locked>>	61%	21799	65%	**45	99%
[Alliant POWER PISTOL]*	<<locked>>	65%	17085	51%	**89	81%
Alliant UNIQUE	<<locked>>	61%	16331	49%	**37	96%
Baschieri & Pellagri 100	<<locked>>	61%	18797	56%	**10	100%
Hodgdon Clays	<<locked>>	62%	24526	74%	**7	100%
Hodgdon HS-6	<<locked>>	62%	23351	70%	**91	93%
Hodgdon Longshot	<<locked>>	61%	24903	75%	**24	96%
Hodgdon Universal	<<locked>>	61%	19711	59%	**76	100%
Hodgdon CFE Pistol	<<locked>>	61%	18043	54%	**43	100%
Hodgdon TrailBoss	<<locked>>	64%	6541	20%	**9	98%
Lovex D036	<<locked>>	60%	26774	80%	**66	93%
[Lovex D037.1]*	<<locked>>	79%	27238	82%	**16	80%
Lovex S011	<<locked>>	62%	26049	78%	**42	100%
Lovex S020	<<locked>>	60%	18434	55%	**70	99%
Maxam CSB 1	<<locked>>	62%	15809	47%	**1	100%
Maxam CSB 2	<<locked>>	60%	15389	46%	**04	100%
Maxam CSB 3	<<locked>>	61%	18246	55%	**17	100%
Maxam CSB 4	<<locked>>	60%	19029	57%	**17	100%
Maxam CSB 5	<<locked>>	60%	21814	65%	**20	100%
Ramshot Silhouette	<<locked>>	61%	22829	68%	**71	98%
Ramshot True Blue	<<locked>>	61%	26731	80%	**50	96%
ReloadSwiss RS 12	<<locked>>	61%	21292	64%	**99	100%
ReloadSwiss RS 14	<<locked>>	67%	6440	19%	**6	95%
ReloadSwiss RS 20	<<locked>>	61%	14199	43%	**04	97%
[ReloadSwiss RS 24]*	<<locked>>	80%	23960	72%	**37	81%
Rottweil P 801	<<locked>>	62%	25759	77%	**35	100%
[Rottweil P 806]*	<<locked>>	68%	11414	34%	**7	80%
SNPE Vectan A0	<<locked>>	61%	15722	47%	**1	95%
SNPE Vectan BA 9	<<locked>>	61%	18797	56%	**40	100%
SNPE Vectan BA10	<<locked>>	61%	24294	73%	**20	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	12995	39%	**8	84%
SNPE Vectan BA9 1/2	<<locked>>	61%	18463	55%	**43	100%
Shooters World Auto Pistol	<<locked>>	60%	26774	80%	**66	93%
[Shooters World Major Pistol]*	<<locked>>	79%	27238	82%	**16	80%
Somchem MP200	<<locked>>	61%	18840	56%	**86	97%
Somchem MS200	<<locked>>	60%	17071	51%	**27	98%
[Somchem S221]*	<<locked>>	61%	20059	60%	**35	81%
[Vihtavuori 3N37]*	<<locked>>	61%	14504	43%	**01	87%
[Vihtavuori 3N38]*	<<locked>>	90%	22655	68%	**07	81%
[Vihtavuori N105]*	<<locked>>	94%	19087	57%	**71	80%
Vihtavuori N320	<<locked>>	60%	19160	57%	**33	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	11168	33%	**4	100%
Vihtavuori N330	<<locked>>	60%	17187	52%	**47	100%
Vihtavuori N340	<<locked>>	61%	16491	49%	**24	97%
[Vihtavuori N350]*	<<locked>>	61%	13184	40%	**5	86%
Winchester 231	<<locked>>	61%	26063	78%	**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