Load data for .357 Magnum + .355 | 130gr | Sierra FMJ RN SportsMaster

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 130gr \| Sierra FMJ RN SportsMaster
Manufacturer SKU:	8345
Bullet Weight:	130gr \| 8.4g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.593" \| 15.1mm
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	1.566" \| 39.8mm
Seated Depth:	0.317" \| 8.0mm
Shank Seated Depth:	0.317" \| 8.0mm
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_B5941_C513
Last updated:	2025-01-01

Load data for 118 loads in caliber .357 Magnum with .355 | 130gr | Sierra FMJ RN SportsMaster bullet and 59 powder(s). 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>>	96%	35766	82%	**76	98%
ADI AP 70N	<<locked>>	69%	39073	90%	**98	100%
ADI APS 350	<<locked>>	73%	36405	84%	**84	100%
ADI APS 450	<<locked>>	76%	37333	86%	**27	100%
ADI AS 30	<<locked>>	79%	38276	88%	**89	100%
ADI AS 50N	<<locked>>	75%	38247	88%	**32	100%
Accurate No. 2	<<locked>>	76%	38537	89%	**14	100%
Accurate No. 7	<<locked>>	76%	36956	85%	**35	91%
[Accurate No. 9]*	<<locked>>	86%	37826	87%	**39	85%
Accurate Solo 1000	<<locked>>	79%	39044	90%	**22	100%
Accurate Solo 1250	<<locked>>	81%	36999	85%	**58	100%
[Accurate TCM]*	<<locked>>	85%	37594	86%	**29	86%
[Alliant BLUE DOT]*	<<locked>>	95%	34011	78%	**83	88%
Alliant BULLSEYE	<<locked>>	73%	38609	89%	**57	100%
Alliant POWER PISTOL	<<locked>>	80%	36724	84%	**32	98%
Alliant UNIQUE	<<locked>>	82%	38159	88%	**53	100%
Baschieri & Pellagri 100	<<locked>>	78%	37695	87%	**09	100%
Hodgdon Clays	<<locked>>	73%	36869	85%	**07	100%
Hodgdon HS-6	<<locked>>	67%	38232	88%	**90	100%
Hodgdon Longshot	<<locked>>	63%	36941	85%	**60	100%
Hodgdon Universal	<<locked>>	75%	37768	87%	**85	100%
Hodgdon TrailBoss	<<locked>>	96%	15621	36%	**5	100%
Lovex D037.1	<<locked>>	76%	36956	85%	**35	91%
[Lovex D037.2]*	<<locked>>	86%	39102	90%	**58	86%
Lovex S011	<<locked>>	67%	38101	88%	**45	100%
Lovex S020	<<locked>>	75%	38711	89%	**14	100%
Maxam CSB 1	<<locked>>	86%	38841	89%	**78	100%
Maxam CSB 2	<<locked>>	82%	38972	90%	**81	100%
Maxam CSB 3	<<locked>>	81%	38334	88%	**45	100%
Maxam CSB 4	<<locked>>	77%	37565	86%	**16	100%
Maxam CSB 5	<<locked>>	71%	36332	83%	**50	100%
Ramshot Silhouette	<<locked>>	67%	37898	87%	**50	100%
Ramshot True Blue	<<locked>>	62%	37333	86%	**60	100%
ReloadSwiss RS 12	<<locked>>	69%	36709	84%	**42	100%
ReloadSwiss RS 14	<<locked>>	94%	13909	32%	**2	100%
ReloadSwiss RS 20	<<locked>>	83%	38159	88%	**47	100%
ReloadSwiss RS 24	<<locked>>	84%	38885	89%	**52	94%
Rottweil P 801	<<locked>>	66%	37811	87%	**19	100%
Rottweil P 806	<<locked>>	89%	38696	89%	**78	100%
SNPE Vectan A0	<<locked>>	84%	37333	86%	**94	100%
SNPE Vectan BA 9	<<locked>>	78%	38957	90%	**88	100%
SNPE Vectan BA10	<<locked>>	71%	37318	86%	**27	100%
SNPE Vectan BA7 1/2	<<locked>>	89%	37449	86%	**60	100%
SNPE Vectan BA9 1/2	<<locked>>	79%	38972	90%	**91	100%
[Shooters World Heavy Pistol]*	<<locked>>	86%	39102	90%	**58	86%
Shooters World Major Pistol	<<locked>>	76%	36956	85%	**35	91%
Somchem MP200	<<locked>>	76%	38450	88%	**47	100%
Somchem MS200	<<locked>>	81%	39117	90%	**34	100%
Somchem S221	<<locked>>	70%	37333	86%	**09	96%
Vihtavuori 3N37 👍	<<locked>>	83%	38841	89%	**96	100%
Vihtavuori 3N38	<<locked>>	94%	37086	85%	**16	94%
Vihtavuori N105	<<locked>>	97%	31850	73%	**03	96%
Vihtavuori N310	<<locked>>	63%	38798	89%	**47	100%
Vihtavuori N320	<<locked>>	74%	37260	86%	**19	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	33301	77%	**98	100%
Vihtavuori N330	<<locked>>	75%	36956	85%	**71	100%
Vihtavuori N340	<<locked>>	81%	39001	90%	**27	100%
Vihtavuori N350 👍	<<locked>>	84%	36651	84%	**67	100%
Winchester 231	<<locked>>	64%	36709	84%	**52	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	60%	13953	32%	**14	83%
ADI AP 70N	<<locked>>	61%	31154	72%	**02	100%
ADI APS 350	<<locked>>	61%	27644	64%	**73	100%
ADI APS 450	<<locked>>	62%	26716	61%	**96	100%
ADI AS 30	<<locked>>	61%	24947	57%	**09	100%
ADI AS 50N	<<locked>>	62%	27586	63%	**91	100%
Accurate No. 2	<<locked>>	61%	24671	57%	**20	100%
[Accurate No. 7]*	<<locked>>	62%	21915	50%	**63	81%
[Accurate No. 9]*	<<locked>>	79%	29501	68%	**01	80%
Accurate Solo 1000	<<locked>>	61%	25831	59%	**48	100%
Accurate Solo 1250	<<locked>>	62%	22147	51%	**45	100%
[Accurate TCM]*	<<locked>>	76%	27601	63%	**65	81%
[Alliant BLUE DOT]*	<<locked>>	81%	23366	54%	**80	81%
Alliant BULLSEYE	<<locked>>	61%	28210	65%	**02	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	20581	47%	**20	89%
Alliant UNIQUE	<<locked>>	62%	22220	51%	**01	100%
Baschieri & Pellagri 100	<<locked>>	62%	24627	57%	**45	100%
Hodgdon Clays	<<locked>>	61%	28253	65%	**96	100%
Hodgdon HS-6	<<locked>>	61%	31285	72%	**88	99%
Hodgdon Longshot	<<locked>>	61%	34519	79%	**34	100%
Hodgdon Universal	<<locked>>	60%	25280	58%	**11	100%
Hodgdon TrailBoss	<<locked>>	62%	8035	18%	**5	100%
[Lovex D037.1]*	<<locked>>	62%	21915	50%	**63	81%
[Lovex D037.2]*	<<locked>>	79%	30618	70%	**24	81%
Lovex S011	<<locked>>	61%	32416	74%	**73	100%
Lovex S020	<<locked>>	61%	25643	59%	**37	100%
Maxam CSB 1	<<locked>>	61%	20233	46%	**02	100%
Maxam CSB 2	<<locked>>	61%	21872	50%	**42	100%
Maxam CSB 3	<<locked>>	61%	23134	53%	**42	100%
Maxam CSB 4	<<locked>>	60%	24584	57%	**38	100%
Maxam CSB 5	<<locked>>	61%	27934	64%	**45	100%
Ramshot Silhouette	<<locked>>	61%	30719	71%	**55	100%
Ramshot True Blue	<<locked>>	61%	34882	80%	**34	100%
ReloadSwiss RS 12	<<locked>>	61%	29008	67%	**37	100%
ReloadSwiss RS 14	<<locked>>	61%	7426	17%	**5	99%
ReloadSwiss RS 20	<<locked>>	61%	19841	46%	**61	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	18623	43%	**75	81%
Rottweil P 801	<<locked>>	61%	32634	75%	**53	100%
[Rottweil P 806]*	<<locked>>	61%	14446	33%	**09	89%
SNPE Vectan A0	<<locked>>	61%	20059	46%	**25	100%
SNPE Vectan BA 9	<<locked>>	61%	24816	57%	**91	100%
SNPE Vectan BA10	<<locked>>	61%	29153	67%	**29	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	17114	39%	**89	93%
SNPE Vectan BA9 1/2	<<locked>>	61%	24424	56%	**88	100%
[Shooters World Heavy Pistol]*	<<locked>>	79%	30618	70%	**24	81%
[Shooters World Major Pistol]*	<<locked>>	62%	21915	50%	**63	81%
Somchem MP200	<<locked>>	60%	24700	57%	**43	100%
Somchem MS200	<<locked>>	61%	22640	52%	**84	100%
Somchem S221	<<locked>>	61%	27311	63%	**45	92%
Vihtavuori 3N37	<<locked>>	61%	20001	46%	**78	96%
[Vihtavuori 3N38]*	<<locked>>	69%	17419	40%	**42	81%
[Vihtavuori N105]*	<<locked>>	73%	15113	35%	**19	81%
Vihtavuori N310	<<locked>>	60%	35476	82%	**11	100%
Vihtavuori N320	<<locked>>	61%	26150	60%	**78	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	15243	35%	**2	100%
Vihtavuori N330	<<locked>>	61%	24120	55%	**01	100%
Vihtavuori N340	<<locked>>	61%	22017	51%	**81	100%
Vihtavuori N350	<<locked>>	61%	18130	42%	**38	95%
Winchester 231	<<locked>>	61%	34011	78%	**12	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