Load data for .357 SIG + .355 | 115gr | Sierra FMJ RN SportsMaster

Recommended Powder(s): ReloadSwiss RS 20, Somchem MP200, Somchem MS200, Vihtavuori 3N37, Vihtavuori N340

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 115gr \| Sierra FMJ RN SportsMaster
Manufacturer SKU:	8115
Bullet Weight:	115gr \| 7.5g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.546" \| 13.9mm
Caliber:	.357 SIG load data
Case Length (l3):	0.860" \| 21.8mm
Cartridge Length (C.O.L.):	1.123" \| 28.5mm
Seated Depth:	0.283" \| 7.2mm
Shank Seated Depth:	0.283" \| 7.2mm
Case Capacity:	19.5 Grains of Water \| 1.27 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B5935_C518
Last updated:	2025-01-01

Load data for 116 loads in caliber .357 SIG with .355 | 115gr | Sierra FMJ RN SportsMaster bullet and 58 powders such as ReloadSwiss RS 20, Somchem MP200, Somchem MS200, Vihtavuori 3N37, Vihtavuori N340. 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%	24569	56%	**93	88%
ADI AP 70N	<<locked>>	81%	39421	89%	**50	100%
ADI APS 350	<<locked>>	84%	38711	88%	**17	100%
ADI APS 450	<<locked>>	88%	39305	89%	**70	100%
ADI AS 30	<<locked>>	91%	39436	89%	**22	100%
ADI AS 50N	<<locked>>	88%	39508	89%	**78	100%
Accurate No. 2	<<locked>>	87%	39436	89%	**37	100%
Accurate No. 5	<<locked>>	73%	39537	89%	**39	96%
[Accurate No. 7]*	<<locked>>	91%	38450	87%	**65	84%
Accurate Solo 1000	<<locked>>	90%	39450	89%	**55	100%
Accurate Solo 1250	<<locked>>	97%	39784	90%	**27	100%
Alliant BULLSEYE	<<locked>>	85%	39392	89%	**93	100%
Alliant POWER PISTOL	<<locked>>	97%	39189	89%	**88	94%
Alliant UNIQUE	<<locked>>	96%	37666	85%	**86	100%
Baschieri & Pellagri 100	<<locked>>	90%	38247	86%	**48	100%
Hodgdon Clays	<<locked>>	84%	39088	88%	**40	100%
Hodgdon HP38	<<locked>>	68%	38870	88%	**94	100%
Hodgdon HS-6	<<locked>>	79%	39001	88%	**19	98%
Hodgdon Longshot	<<locked>>	75%	38566	87%	**09	99%
Hodgdon TiteGroup	<<locked>>	63%	39392	89%	**45	100%
Hodgdon Universal	<<locked>>	90%	39421	89%	**50	100%
Hodgdon TrailBoss	<<locked>>	96%	11414	26%	**9	100%
Lovex D036	<<locked>>	73%	39465	89%	**39	96%
[Lovex D037.1]*	<<locked>>	91%	38450	87%	**65	84%
Lovex S011	<<locked>>	77%	38812	88%	**75	100%
Lovex S020	<<locked>>	87%	38508	87%	**44	100%
Maxam CSB 1	<<locked>>	95%	35201	80%	**71	100%
Maxam CSB 2	<<locked>>	95%	36912	83%	**07	100%
Maxam CSB 3	<<locked>>	94%	38319	87%	**81	100%
Maxam CSB 4	<<locked>>	91%	39044	88%	**68	100%
Maxam CSB 5	<<locked>>	84%	38145	86%	**02	100%
Ramshot Silhouette	<<locked>>	79%	38203	86%	**86	100%
Ramshot True Blue	<<locked>>	74%	38957	88%	**09	99%
Ramshot Zip	<<locked>>	69%	39421	89%	**11	100%
ReloadSwiss RS 12	<<locked>>	84%	38609	87%	**11	100%
ReloadSwiss RS 14	<<locked>>	94%	9921	22%	**6	99%
ReloadSwiss RS 20 👍	<<locked>>	96%	36085	82%	**67	100%
[ReloadSwiss RS 24]*	<<locked>>	96%	35694	81%	**19	86%
Rottweil P 801	<<locked>>	79%	39378	89%	**75	100%
Rottweil P 806	<<locked>>	97%	27789	63%	**76	95%
SNPE Vectan A0	<<locked>>	97%	36477	82%	**11	100%
SNPE Vectan BA 9	<<locked>>	89%	38653	87%	**07	100%
SNPE Vectan BA10	<<locked>>	82%	39305	89%	**70	100%
SNPE Vectan BA7 1/2	<<locked>>	95%	30835	70%	**75	96%
SNPE Vectan BA9 1/2	<<locked>>	92%	39001	88%	**24	100%
Shooters World Auto Pistol	<<locked>>	73%	39465	89%	**39	96%
[Shooters World Major Pistol]*	<<locked>>	91%	38450	87%	**65	84%
Somchem MP200 👍	<<locked>>	90%	39407	89%	**93	100%
Somchem MS200 👍	<<locked>>	95%	39305	89%	**63	100%
Somchem S221	<<locked>>	83%	37956	86%	**32	91%
Vihtavuori 3N37 👍	<<locked>>	96%	37043	84%	**06	99%
Vihtavuori N310	<<locked>>	72%	38101	86%	**63	100%
Vihtavuori N320	<<locked>>	87%	38043	86%	**68	100%
Vihtavuori N32C Tin Star	<<locked>>	94%	24018	54%	**19	100%
Vihtavuori N330	<<locked>>	91%	39044	88%	**44	100%
Vihtavuori N340 👍	<<locked>>	93%	37869	86%	**47	100%
Vihtavuori N350	<<locked>>	96%	33852	77%	**50	98%
Winchester 231	<<locked>>	77%	39421	89%	**11	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	80%	16665	38%	**09	80%
ADI AP 70N	<<locked>>	61%	22104	50%	**98	100%
ADI APS 350	<<locked>>	62%	23250	53%	**27	100%
ADI APS 450	<<locked>>	62%	21915	50%	**43	100%
ADI AS 30	<<locked>>	60%	19029	43%	**33	100%
ADI AS 50N	<<locked>>	60%	19856	45%	**93	100%
Accurate No. 2	<<locked>>	61%	17709	40%	**86	94%
Accurate No. 5	<<locked>>	61%	26339	60%	**29	91%
[Accurate No. 7]*	<<locked>>	85%	30879	70%	**50	80%
Accurate Solo 1000	<<locked>>	61%	19406	44%	**70	100%
Accurate Solo 1250	<<locked>>	61%	15534	35%	**37	99%
Alliant BULLSEYE	<<locked>>	61%	20421	46%	**84	98%
[Alliant POWER PISTOL]*	<<locked>>	68%	17622	40%	**68	80%
Alliant UNIQUE	<<locked>>	61%	15273	35%	**66	94%
Baschieri & Pellagri 100	<<locked>>	61%	17898	40%	**50	100%
Hodgdon Clays	<<locked>>	62%	23424	53%	**40	100%
Hodgdon HP38	<<locked>>	61%	31749	72%	**09	100%
Hodgdon HS-6	<<locked>>	61%	21567	49%	**24	90%
Hodgdon Longshot	<<locked>>	62%	24265	55%	**83	94%
Hodgdon TiteGroup	<<locked>>	61%	37608	85%	**25	100%
Hodgdon Universal	<<locked>>	61%	18652	42%	**19	100%
Hodgdon TrailBoss	<<locked>>	64%	6266	14%	**9	97%
Lovex D036	<<locked>>	61%	26295	59%	**29	91%
[Lovex D037.1]*	<<locked>>	85%	30879	70%	**50	80%
Lovex S011	<<locked>>	62%	24700	56%	**91	100%
Lovex S020	<<locked>>	62%	18231	41%	**25	98%
Maxam CSB 1	<<locked>>	61%	14852	34%	**14	99%
Maxam CSB 2	<<locked>>	62%	15142	34%	**60	100%
Maxam CSB 3	<<locked>>	61%	17085	39%	**53	100%
Maxam CSB 4	<<locked>>	62%	19348	44%	**83	100%
Maxam CSB 5	<<locked>>	62%	22046	50%	**89	100%
Ramshot Silhouette	<<locked>>	60%	21364	48%	**11	97%
Ramshot True Blue	<<locked>>	61%	24932	56%	**89	94%
Ramshot Zip	<<locked>>	61%	30574	69%	**06	100%
ReloadSwiss RS 12	<<locked>>	60%	19551	44%	**38	100%
ReloadSwiss RS 14	<<locked>>	63%	5671	13%	**9	92%
ReloadSwiss RS 20	<<locked>>	60%	13373	30%	**30	95%
[ReloadSwiss RS 24]*	<<locked>>	86%	26368	60%	**55	81%
Rottweil P 801	<<locked>>	61%	24149	55%	**84	100%
[Rottweil P 806]*	<<locked>>	73%	12386	28%	**96	80%
SNPE Vectan A0	<<locked>>	61%	14968	34%	**17	94%
SNPE Vectan BA 9	<<locked>>	60%	17753	40%	**79	99%
SNPE Vectan BA10	<<locked>>	60%	23453	53%	**66	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	12198	28%	**5	81%
SNPE Vectan BA9 1/2	<<locked>>	60%	17245	39%	**79	100%
Shooters World Auto Pistol	<<locked>>	61%	26295	59%	**29	91%
[Shooters World Major Pistol]*	<<locked>>	85%	30879	70%	**50	80%
Somchem MP200	<<locked>>	60%	17680	40%	**12	95%
Somchem MS200	<<locked>>	62%	17071	39%	**86	97%
[Somchem S221]*	<<locked>>	65%	20929	47%	**27	80%
[Vihtavuori 3N37]*	<<locked>>	61%	13343	30%	**27	84%
Vihtavuori N310	<<locked>>	60%	27688	63%	**38	100%
Vihtavuori N320	<<locked>>	62%	19261	44%	**99	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	11124	25%	**9	100%
Vihtavuori N330	<<locked>>	62%	16868	38%	**09	100%
Vihtavuori N340	<<locked>>	61%	15302	35%	**53	95%
[Vihtavuori N350]*	<<locked>>	61%	12415	28%	**1	83%
Winchester 231	<<locked>>	61%	24772	56%	**14	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