Load data for .357 Magnum + .355 | 115gr | Sierra JHP SportsMaster

Recommended Powder(s): Hodgdon HS-6, Vihtavuori 3N37

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 115gr \| Sierra JHP SportsMaster
Manufacturer SKU:	8110
Bullet Weight:	115gr \| 7.5g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.514" \| 13.1mm
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	1.566" \| 39.8mm
Seated Depth:	0.238" \| 6.0mm
Shank Seated Depth:	0.238" \| 6.0mm
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_B5936_C513
Last updated:	2025-01-01

Load data for 122 loads in caliber .357 Magnum with .355 | 115gr | Sierra JHP SportsMaster bullet and 61 powders such as Hodgdon HS-6, Vihtavuori 3N37. 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>>	95%	34795	80%	**85	97%
ADI AP 70N	<<locked>>	68%	37869	87%	**09	100%
ADI APS 350	<<locked>>	75%	37347	86%	**09	100%
ADI APS 450	<<locked>>	77%	37623	86%	**45	100%
ADI AS 30	<<locked>>	78%	37144	85%	**88	100%
ADI AS 50N	<<locked>>	73%	36564	84%	**30	100%
Accurate No. 2	<<locked>>	76%	38537	89%	**45	100%
Accurate No. 5	<<locked>>	63%	39146	90%	**50	99%
[Accurate No. 7]*	<<locked>>	77%	37072	85%	**60	89%
[Accurate No. 9]*	<<locked>>	85%	37072	85%	**47	83%
Accurate Solo 1000	<<locked>>	77%	37594	86%	**24	100%
Accurate Solo 1250	<<locked>>	81%	37217	86%	**90	100%
[Accurate TCM]*	<<locked>>	86%	38218	88%	**63	86%
[Alliant BLUE DOT]*	<<locked>>	96%	34563	79%	**04	87%
Alliant BULLSEYE	<<locked>>	73%	38914	89%	**85	100%
Alliant POWER PISTOL	<<locked>>	80%	36941	85%	**70	97%
Alliant UNIQUE	<<locked>>	82%	37840	87%	**85	100%
Baschieri & Pellagri 100	<<locked>>	78%	38203	88%	**37	100%
Hodgdon Clays	<<locked>>	75%	38101	88%	**35	100%
Hodgdon HS-6 👍	<<locked>>	66%	36927	85%	**88	99%
Hodgdon Longshot	<<locked>>	64%	38406	88%	**11	100%
Hodgdon Universal	<<locked>>	74%	36564	84%	**99	100%
Hodgdon TrailBoss	<<locked>>	96%	15751	36%	**37	100%
Lovex D036	<<locked>>	63%	39102	90%	**47	99%
[Lovex D037.1]*	<<locked>>	77%	37072	85%	**60	89%
[Lovex D037.2]*	<<locked>>	85%	38261	88%	**63	84%
Lovex S011	<<locked>>	67%	37333	86%	**60	100%
Lovex S020	<<locked>>	73%	37159	85%	**19	100%
Maxam CSB 1	<<locked>>	86%	38653	89%	**93	100%
Maxam CSB 2	<<locked>>	81%	37623	86%	**90	100%
Maxam CSB 3	<<locked>>	81%	38798	89%	**76	100%
Maxam CSB 4	<<locked>>	78%	38566	89%	**53	100%
Maxam CSB 5	<<locked>>	74%	38189	88%	**91	100%
Ramshot Silhouette	<<locked>>	69%	38972	90%	**94	100%
Ramshot True Blue	<<locked>>	63%	37971	87%	**01	100%
ReloadSwiss RS 12	<<locked>>	71%	38711	89%	**83	100%
ReloadSwiss RS 14	<<locked>>	97%	14620	34%	**43	100%
ReloadSwiss RS 20	<<locked>>	84%	38522	89%	**75	100%
ReloadSwiss RS 24	<<locked>>	84%	37724	87%	**57	92%
Rottweil P 801	<<locked>>	66%	37130	85%	**24	100%
Rottweil P 806	<<locked>>	89%	38305	88%	**99	100%
SNPE Vectan A0	<<locked>>	85%	38043	87%	**26	100%
SNPE Vectan BA 9	<<locked>>	76%	37028	85%	**90	100%
SNPE Vectan BA10	<<locked>>	73%	39059	90%	**62	100%
SNPE Vectan BA7 1/2	<<locked>>	89%	37594	86%	**88	100%
SNPE Vectan BA9 1/2	<<locked>>	79%	38783	89%	**19	100%
Shooters World Auto Pistol	<<locked>>	63%	39102	90%	**47	99%
[Shooters World Heavy Pistol]*	<<locked>>	85%	38261	88%	**63	84%
[Shooters World Major Pistol]*	<<locked>>	77%	37072	85%	**60	89%
Somchem MP200	<<locked>>	75%	37565	86%	**65	100%
Somchem MS200	<<locked>>	80%	37188	85%	**32	100%
Somchem S221	<<locked>>	71%	38595	89%	**60	96%
Vihtavuori 3N37 👍	<<locked>>	83%	38029	87%	**17	100%
Vihtavuori 3N38	<<locked>>	94%	36956	85%	**34	93%
Vihtavuori N105	<<locked>>	96%	30647	70%	**94	94%
Vihtavuori N320	<<locked>>	75%	38493	88%	**50	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	33562	77%	**12	100%
Vihtavuori N330	<<locked>>	77%	38290	88%	**22	100%
Vihtavuori N340	<<locked>>	81%	38174	88%	**52	100%
Vihtavuori N350	<<locked>>	87%	38508	89%	**21	100%
Winchester 231	<<locked>>	65%	38072	88%	**90	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	60%	13851	32%	**89	81%
ADI AP 70N	<<locked>>	61%	30792	71%	**07	100%
ADI APS 350	<<locked>>	61%	27079	62%	**68	100%
ADI APS 450	<<locked>>	60%	25744	59%	**81	100%
ADI AS 30	<<locked>>	61%	25077	58%	**14	100%
ADI AS 50N	<<locked>>	61%	27093	62%	**96	100%
Accurate No. 2	<<locked>>	60%	23699	54%	**09	99%
Accurate No. 5	<<locked>>	61%	36927	85%	**17	99%
[Accurate No. 7]*	<<locked>>	64%	23337	54%	**98	81%
[Accurate No. 9]*	<<locked>>	80%	31430	72%	**49	80%
Accurate Solo 1000	<<locked>>	61%	25672	59%	**50	100%
Accurate Solo 1250	<<locked>>	61%	21698	50%	**40	100%
[Accurate TCM]*	<<locked>>	79%	30647	70%	**32	81%
[Alliant BLUE DOT]*	<<locked>>	84%	24714	57%	**14	81%
Alliant BULLSEYE	<<locked>>	60%	27108	62%	**01	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	20784	48%	**25	88%
Alliant UNIQUE	<<locked>>	61%	21451	49%	**89	100%
Baschieri & Pellagri 100	<<locked>>	61%	24149	55%	**37	100%
Hodgdon Clays	<<locked>>	61%	27441	63%	**88	100%
Hodgdon HS-6	<<locked>>	61%	30980	71%	**99	98%
Hodgdon Longshot	<<locked>>	61%	34040	78%	**45	100%
Hodgdon Universal	<<locked>>	61%	25643	59%	**29	100%
Hodgdon TrailBoss	<<locked>>	61%	7789	18%	**7	100%
Lovex D036	<<locked>>	61%	36869	85%	**14	99%
[Lovex D037.1]*	<<locked>>	64%	23337	54%	**98	81%
[Lovex D037.2]*	<<locked>>	80%	32445	75%	**68	81%
Lovex S011	<<locked>>	62%	32401	74%	**94	100%
Lovex S020	<<locked>>	61%	25469	59%	**48	100%
Maxam CSB 1	<<locked>>	60%	19914	46%	**01	100%
Maxam CSB 2	<<locked>>	62%	22249	51%	**53	100%
Maxam CSB 3	<<locked>>	61%	22843	52%	**37	100%
Maxam CSB 4	<<locked>>	60%	24424	56%	**40	100%
Maxam CSB 5	<<locked>>	61%	27920	64%	**53	100%
Ramshot Silhouette	<<locked>>	61%	30240	69%	**67	100%
Ramshot True Blue	<<locked>>	61%	35766	82%	**68	100%
ReloadSwiss RS 12	<<locked>>	61%	28805	66%	**48	100%
ReloadSwiss RS 14	<<locked>>	62%	7542	17%	**4	98%
ReloadSwiss RS 20	<<locked>>	61%	19812	46%	**63	100%
[ReloadSwiss RS 24]*	<<locked>>	65%	20697	48%	**12	81%
Rottweil P 801	<<locked>>	61%	32445	75%	**62	100%
[Rottweil P 806]*	<<locked>>	61%	14808	34%	**98	88%
SNPE Vectan A0	<<locked>>	61%	20392	47%	**30	99%
SNPE Vectan BA 9	<<locked>>	61%	24685	57%	**99	100%
SNPE Vectan BA10	<<locked>>	61%	29022	67%	**30	100%
SNPE Vectan BA7 1/2	<<locked>>	62%	17521	40%	**88	92%
SNPE Vectan BA9 1/2	<<locked>>	61%	23656	54%	**86	100%
Shooters World Auto Pistol	<<locked>>	61%	36869	85%	**14	99%
[Shooters World Heavy Pistol]*	<<locked>>	80%	32445	75%	**68	81%
[Shooters World Major Pistol]*	<<locked>>	64%	23337	54%	**98	81%
Somchem MP200	<<locked>>	61%	25121	58%	**55	100%
Somchem MS200	<<locked>>	61%	22916	53%	**99	100%
Somchem S221	<<locked>>	61%	27470	63%	**53	90%
Vihtavuori 3N37	<<locked>>	61%	19537	45%	**70	95%
[Vihtavuori 3N38]*	<<locked>>	71%	18695	43%	**66	80%
[Vihtavuori N105]*	<<locked>>	74%	15838	36%	**30	80%
Vihtavuori N320	<<locked>>	61%	25802	59%	**73	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	15490	36%	**14	100%
Vihtavuori N330	<<locked>>	61%	24294	56%	**12	100%
Vihtavuori N340	<<locked>>	60%	21263	49%	**70	100%
Vihtavuori N350	<<locked>>	61%	17883	41%	**20	94%
Winchester 231	<<locked>>	61%	33330	77%	**27	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