Load data for .357 Magnum + .355 | 124gr | Sellier & Bellot SP

Recommended Powder(s): SNPE Vectan BA7 1/2, Vihtavuori 3N37, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 124gr \| Sellier & Bellot SP
Manufacturer SKU:	31927
Bullet Weight:	124gr \| 8.0g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.583" \| 14.8mm
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	1.566" \| 39.8mm
Seated Depth:	0.307" \| 7.8mm
Shank Seated Depth:	0.307" \| 7.8mm
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_B7249_C513
Last updated:	2025-01-01

Load data for 120 loads in caliber .357 Magnum with .355 | 124gr | Sellier & Bellot SP bullet and 60 powders such as SNPE Vectan BA7 1/2, Vihtavuori 3N37, Vihtavuori N350. 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%	34998	80%	**03	97%
ADI AP 70N	<<locked>>	69%	38914	89%	**40	100%
ADI AS 30	<<locked>>	80%	38479	88%	**25	100%
ADI AS 50N	<<locked>>	74%	36883	85%	**52	100%
Accurate No. 2	<<locked>>	75%	36535	84%	**40	100%
Accurate No. 5	<<locked>>	62%	38145	88%	**55	99%
Accurate No. 7	<<locked>>	78%	38189	88%	**04	91%
[Accurate No. 9]*	<<locked>>	87%	38812	89%	**94	85%
Accurate Solo 1000	<<locked>>	77%	37710	87%	**45	100%
Accurate Solo 1250	<<locked>>	83%	38116	88%	**17	100%
[Accurate TCM]*	<<locked>>	86%	37391	86%	**68	86%
[Alliant BLUE DOT]*	<<locked>>	95%	32982	76%	**09	87%
Alliant BULLSEYE	<<locked>>	72%	37101	85%	**80	100%
Alliant POWER PISTOL	<<locked>>	82%	38435	88%	**01	98%
Alliant UNIQUE	<<locked>>	84%	38972	90%	**09	100%
Baschieri & Pellagri 100	<<locked>>	80%	38899	89%	**71	100%
Hodgdon Clays	<<locked>>	76%	38870	89%	**60	100%
Hodgdon HS-6	<<locked>>	67%	37463	86%	**19	100%
Hodgdon Longshot	<<locked>>	65%	38551	89%	**22	100%
Hodgdon Universal	<<locked>>	76%	37362	86%	**27	100%
Hodgdon TrailBoss	<<locked>>	94%	14982	34%	**5	100%
Lovex D036	<<locked>>	62%	38101	88%	**55	99%
Lovex D037.1	<<locked>>	78%	38189	88%	**04	91%
[Lovex D037.2]*	<<locked>>	85%	37768	87%	**78	84%
Lovex S011	<<locked>>	66%	36593	84%	**71	100%
Lovex S020	<<locked>>	74%	37144	85%	**34	100%
Maxam CSB 1	<<locked>>	87%	38609	89%	**17	100%
Maxam CSB 2	<<locked>>	83%	38551	89%	**21	100%
Maxam CSB 3	<<locked>>	81%	37985	87%	**88	100%
Maxam CSB 4	<<locked>>	78%	37623	86%	**58	100%
Maxam CSB 5	<<locked>>	72%	36695	84%	**96	100%
Ramshot Silhouette	<<locked>>	68%	37318	86%	**86	100%
Ramshot True Blue	<<locked>>	64%	39059	90%	**26	100%
ReloadSwiss RS 12	<<locked>>	70%	36506	84%	**75	100%
ReloadSwiss RS 14	<<locked>>	92%	13358	31%	**5	100%
ReloadSwiss RS 20	<<locked>>	84%	37449	86%	**83	100%
ReloadSwiss RS 24	<<locked>>	84%	37782	87%	**85	93%
Rottweil P 801	<<locked>>	67%	37840	87%	**58	100%
Rottweil P 806	<<locked>>	89%	37304	86%	**04	100%
SNPE Vectan A0	<<locked>>	84%	36956	85%	**30	100%
SNPE Vectan BA 9	<<locked>>	77%	37144	85%	**07	100%
SNPE Vectan BA10	<<locked>>	72%	37478	86%	**70	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	92%	39015	90%	**19	100%
SNPE Vectan BA9 1/2	<<locked>>	78%	37347	86%	**14	100%
Shooters World Auto Pistol	<<locked>>	62%	38101	88%	**55	99%
[Shooters World Heavy Pistol]*	<<locked>>	85%	37768	87%	**78	84%
Shooters World Major Pistol	<<locked>>	78%	38189	88%	**04	91%
Somchem MP200	<<locked>>	76%	38014	87%	**83	100%
Somchem MS200	<<locked>>	81%	38580	89%	**70	100%
Somchem S221	<<locked>>	72%	38609	89%	**68	96%
Vihtavuori 3N37 👍	<<locked>>	82%	36883	85%	**19	100%
Vihtavuori 3N38	<<locked>>	95%	37217	86%	**52	93%
Vihtavuori N105	<<locked>>	97%	30661	70%	**12	94%
Vihtavuori N310	<<locked>>	64%	39001	90%	**83	100%
Vihtavuori N320	<<locked>>	76%	38769	89%	**75	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	33199	76%	**27	100%
Vihtavuori N330	<<locked>>	76%	36579	84%	**11	100%
Vihtavuori N340	<<locked>>	80%	37217	86%	**53	100%
Vihtavuori N350 👍	<<locked>>	87%	38696	89%	**26	100%
Winchester 231	<<locked>>	65%	37739	87%	**01	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	13808	32%	**37	82%
ADI AP 70N	<<locked>>	62%	30908	71%	**35	100%
ADI AS 30	<<locked>>	61%	25121	58%	**45	100%
ADI AS 50N	<<locked>>	61%	26484	61%	**11	100%
Accurate No. 2	<<locked>>	61%	23438	54%	**30	99%
Accurate No. 5	<<locked>>	61%	35679	82%	**16	99%
[Accurate No. 7]*	<<locked>>	64%	22887	53%	**16	81%
[Accurate No. 9]*	<<locked>>	80%	30298	70%	**60	80%
Accurate Solo 1000	<<locked>>	61%	24772	57%	**68	100%
Accurate Solo 1250	<<locked>>	61%	21205	49%	**68	100%
[Accurate TCM]*	<<locked>>	79%	29153	67%	**30	81%
[Alliant BLUE DOT]*	<<locked>>	84%	24221	56%	**39	81%
Alliant BULLSEYE	<<locked>>	61%	26948	62%	**19	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	20421	47%	**53	88%
Alliant UNIQUE	<<locked>>	61%	21176	49%	**17	100%
Baschieri & Pellagri 100	<<locked>>	61%	23757	55%	**65	100%
Hodgdon Clays	<<locked>>	61%	27195	63%	**15	100%
Hodgdon HS-6	<<locked>>	61%	30589	70%	**14	99%
Hodgdon Longshot	<<locked>>	61%	33924	78%	**63	100%
Hodgdon Universal	<<locked>>	61%	25193	58%	**43	100%
Hodgdon TrailBoss	<<locked>>	61%	7774	18%	**5	100%
Lovex D036	<<locked>>	61%	35636	82%	**16	99%
[Lovex D037.1]*	<<locked>>	64%	22887	53%	**16	81%
[Lovex D037.2]*	<<locked>>	80%	31401	72%	**70	81%
Lovex S011	<<locked>>	61%	30966	71%	**93	100%
Lovex S020	<<locked>>	60%	24555	56%	**50	100%
Maxam CSB 1	<<locked>>	61%	20218	46%	**38	100%
Maxam CSB 2	<<locked>>	61%	21683	50%	**75	100%
Maxam CSB 3	<<locked>>	62%	23177	53%	**78	100%
Maxam CSB 4	<<locked>>	61%	24656	57%	**78	100%
Maxam CSB 5	<<locked>>	62%	28355	65%	**88	100%
Ramshot Silhouette	<<locked>>	61%	30255	70%	**88	100%
Ramshot True Blue	<<locked>>	61%	34287	79%	**63	100%
ReloadSwiss RS 12	<<locked>>	61%	28747	66%	**73	100%
ReloadSwiss RS 14	<<locked>>	60%	7078	16%	**2	98%
ReloadSwiss RS 20	<<locked>>	61%	19740	45%	**01	100%
[ReloadSwiss RS 24]*	<<locked>>	63%	19609	45%	**27	81%
Rottweil P 801	<<locked>>	61%	32532	75%	**89	100%
[Rottweil P 806]*	<<locked>>	61%	14054	32%	**25	88%
SNPE Vectan A0	<<locked>>	61%	20059	46%	**58	100%
SNPE Vectan BA 9	<<locked>>	61%	23714	55%	**04	100%
SNPE Vectan BA10	<<locked>>	62%	29472	68%	**65	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	16882	39%	**12	92%
SNPE Vectan BA9 1/2	<<locked>>	61%	23380	54%	**14	100%
Shooters World Auto Pistol	<<locked>>	61%	35636	82%	**16	99%
[Shooters World Heavy Pistol]*	<<locked>>	80%	31401	72%	**70	81%
[Shooters World Major Pistol]*	<<locked>>	64%	22887	53%	**16	81%
Somchem MP200	<<locked>>	61%	24395	56%	**76	100%
Somchem MS200	<<locked>>	61%	22655	52%	**17	100%
Somchem S221	<<locked>>	61%	26760	62%	**65	90%
Vihtavuori 3N37	<<locked>>	60%	18971	44%	**91	95%
[Vihtavuori 3N38]*	<<locked>>	72%	19029	44%	**11	81%
[Vihtavuori N105]*	<<locked>>	75%	16041	37%	**78	81%
Vihtavuori N310	<<locked>>	61%	35752	82%	**53	100%
Vihtavuori N320	<<locked>>	60%	25208	58%	**98	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	15389	35%	**8	100%
Vihtavuori N330	<<locked>>	62%	24105	55%	**34	100%
Vihtavuori N340	<<locked>>	61%	21118	49%	**94	100%
Vihtavuori N350	<<locked>>	62%	17956	41%	**61	95%
Winchester 231	<<locked>>	60%	32677	75%	**32	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