Load data for .357 Magnum + .357 | 158gr | Norma HP

Recommended Powder(s): ADI AP 100, SNPE Vectan BA7 1/2, Vihtavuori 3N37, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 158gr \| Norma HP
Manufacturer SKU:	69101
Bullet Weight:	158gr \| 10.2g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.679" \| 17.2mm
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	1.566" \| 39.8mm
Seated Depth:	0.403" \| 10.2mm
Shank Seated Depth:	0.403" \| 10.2mm
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_B3895_C513
Last updated:	2025-02-02

Load data for 112 loads in caliber .357 Magnum with .357 | 158gr | Norma HP bullet and 56 powders such as ADI AP 100, 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%	36840	85%	**16	99%
ADI AP 70N	<<locked>>	67%	37884	87%	**07	100%
ADI AS 30	<<locked>>	78%	38406	88%	**19	100%
ADI AS 50N	<<locked>>	73%	37463	86%	**48	100%
Accurate No. 2	<<locked>>	74%	37362	86%	**30	100%
Accurate No. 7	<<locked>>	75%	37231	86%	**71	93%
[Accurate No. 9]*	<<locked>>	84%	36898	85%	**58	87%
Accurate Solo 1000	<<locked>>	76%	38014	87%	**42	100%
Accurate Solo 1250	<<locked>>	80%	37275	86%	**91	100%
[Accurate TCM]*	<<locked>>	84%	37463	86%	**58	89%
[Alliant 2400]*	<<locked>>	95%	36564	84%	**71	84%
Alliant BULLSEYE	<<locked>>	70%	37217	86%	**53	100%
Alliant POWER PISTOL	<<locked>>	81%	38551	89%	**78	99%
Alliant UNIQUE	<<locked>>	81%	37985	87%	**70	100%
Baschieri & Pellagri 100	<<locked>>	76%	37420	86%	**38	100%
Hodgdon Clays	<<locked>>	75%	38928	89%	**66	100%
Hodgdon HS-6	<<locked>>	66%	37695	87%	**02	100%
Hodgdon Longshot	<<locked>>	64%	38754	89%	**09	100%
Hodgdon Universal	<<locked>>	74%	37884	87%	**07	100%
Hodgdon TrailBoss	<<locked>>	93%	15592	36%	**3	100%
Lovex D037.1	<<locked>>	75%	37231	86%	**71	93%
[Lovex D037.2]*	<<locked>>	83%	36898	85%	**58	87%
Lovex S011	<<locked>>	64%	35853	82%	**45	100%
Lovex S020	<<locked>>	73%	38363	88%	**30	100%
Maxam CSB 1	<<locked>>	82%	36419	84%	**75	100%
Maxam CSB 2	<<locked>>	78%	36390	84%	**81	100%
Maxam CSB 3	<<locked>>	79%	37942	87%	**71	100%
Maxam CSB 4	<<locked>>	77%	38334	88%	**52	100%
Maxam CSB 5	<<locked>>	70%	35998	83%	**86	100%
[Ramshot Enforcer]*	<<locked>>	97%	37565	86%	**04	86%
Ramshot Silhouette	<<locked>>	66%	37420	86%	**60	100%
ReloadSwiss RS 12	<<locked>>	68%	36709	84%	**65	100%
ReloadSwiss RS 14	<<locked>>	92%	13909	32%	**0	100%
ReloadSwiss RS 20	<<locked>>	81%	37101	85%	**50	100%
ReloadSwiss RS 24	<<locked>>	82%	37695	87%	**62	95%
Rottweil P 801	<<locked>>	63%	36158	83%	**29	100%
Rottweil P 806	<<locked>>	87%	37449	86%	**75	100%
SNPE Vectan A0	<<locked>>	85%	38899	89%	**34	100%
SNPE Vectan BA 9	<<locked>>	77%	38740	89%	**07	100%
SNPE Vectan BA10	<<locked>>	72%	38566	89%	**83	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	87%	36724	84%	**66	100%
SNPE Vectan BA9 1/2	<<locked>>	77%	38363	88%	**07	100%
[Shooters World Heavy Pistol]*	<<locked>>	83%	36898	85%	**58	87%
Shooters World Major Pistol	<<locked>>	75%	37231	86%	**71	93%
Somchem MP200	<<locked>>	75%	38827	89%	**70	100%
Somchem MS200	<<locked>>	78%	37188	85%	**30	100%
Somchem S221	<<locked>>	70%	38276	88%	**48	98%
Vihtavuori 3N37 👍	<<locked>>	80%	36695	84%	**86	100%
Vihtavuori 3N38	<<locked>>	93%	37478	86%	**52	96%
Vihtavuori N105	<<locked>>	94%	30922	71%	**12	97%
Vihtavuori N320	<<locked>>	72%	36361	84%	**38	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	34476	79%	**56	100%
Vihtavuori N330	<<locked>>	75%	37420	86%	**01	100%
Vihtavuori N340	<<locked>>	80%	39059	90%	**50	100%
Vihtavuori N350 👍	<<locked>>	85%	38479	88%	**02	100%
Winchester 231	<<locked>>	65%	38363	88%	**88	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	14837	34%	**2	87%
ADI AP 70N	<<locked>>	61%	31836	73%	**45	100%
ADI AS 30	<<locked>>	61%	25773	59%	**4	100%
ADI AS 50N	<<locked>>	61%	28050	64%	**43	100%
Accurate No. 2	<<locked>>	61%	24671	57%	**70	100%
[Accurate No. 7]*	<<locked>>	61%	22060	51%	**25	84%
[Accurate No. 9]*	<<locked>>	74%	25976	60%	**98	81%
Accurate Solo 1000	<<locked>>	61%	25759	59%	**01	100%
Accurate Solo 1250	<<locked>>	62%	22829	52%	**14	100%
[Accurate TCM]*	<<locked>>	71%	24424	56%	**58	81%
[Alliant 2400]*	<<locked>>	88%	29675	68%	**73	80%
Alliant BULLSEYE	<<locked>>	61%	28268	65%	**42	100%
Alliant POWER PISTOL	<<locked>>	62%	21886	50%	**12	93%
Alliant UNIQUE	<<locked>>	61%	22234	51%	**53	100%
Baschieri & Pellagri 100	<<locked>>	62%	25324	58%	**04	100%
Hodgdon Clays	<<locked>>	61%	28689	66%	**5	100%
Hodgdon HS-6	<<locked>>	61%	32401	74%	**37	100%
Hodgdon Longshot	<<locked>>	62%	36158	83%	**73	100%
Hodgdon Universal	<<locked>>	61%	26542	61%	**76	100%
Hodgdon TrailBoss	<<locked>>	68%	9485	22%	**2	100%
[Lovex D037.1]*	<<locked>>	61%	22060	51%	**25	84%
[Lovex D037.2]*	<<locked>>	73%	25976	60%	**98	81%
Lovex S011	<<locked>>	61%	32460	75%	**12	100%
Lovex S020	<<locked>>	61%	26165	60%	**89	100%
Maxam CSB 1	<<locked>>	60%	20624	47%	**4	100%
Maxam CSB 2	<<locked>>	61%	22640	52%	**07	100%
Maxam CSB 3	<<locked>>	60%	23482	54%	**7	100%
Maxam CSB 4	<<locked>>	61%	26092	60%	**17	100%
Maxam CSB 5	<<locked>>	62%	29414	68%	**10	100%
[Ramshot Enforcer]*	<<locked>>	88%	28355	65%	**63	80%
Ramshot Silhouette	<<locked>>	61%	31937	73%	**01	100%
ReloadSwiss RS 12	<<locked>>	62%	30516	70%	**96	100%
ReloadSwiss RS 14	<<locked>>	66%	8644	20%	**6	100%
ReloadSwiss RS 20	<<locked>>	62%	21277	49%	**43	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	18884	43%	**47	84%
Rottweil P 801	<<locked>>	60%	32982	76%	**99	100%
Rottweil P 806	<<locked>>	61%	15418	35%	**07	93%
SNPE Vectan A0	<<locked>>	61%	21031	48%	**04	100%
SNPE Vectan BA 9	<<locked>>	61%	25280	58%	**47	100%
SNPE Vectan BA10	<<locked>>	60%	29225	67%	**1	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	17695	41%	**1	95%
SNPE Vectan BA9 1/2	<<locked>>	60%	24352	56%	**37	100%
[Shooters World Heavy Pistol]*	<<locked>>	73%	25976	60%	**98	81%
[Shooters World Major Pistol]*	<<locked>>	61%	22060	51%	**25	84%
Somchem MP200	<<locked>>	60%	25498	59%	**02	100%
Somchem MS200	<<locked>>	61%	23815	55%	**53	100%
Somchem S221	<<locked>>	61%	28732	66%	**11	94%
Vihtavuori 3N37	<<locked>>	60%	20146	46%	**47	98%
[Vihtavuori 3N38]*	<<locked>>	64%	15737	36%	**8	81%
[Vihtavuori N105]*	<<locked>>	67%	13097	30%	**8	81%
Vihtavuori N320	<<locked>>	61%	26847	62%	**33	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	15882	37%	**4	100%
Vihtavuori N330	<<locked>>	62%	25541	59%	**63	100%
Vihtavuori N340	<<locked>>	61%	22321	51%	**40	100%
Vihtavuori N350	<<locked>>	61%	18826	43%	**17	98%
Winchester 231	<<locked>>	62%	35288	81%	**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.

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