Load data for .357 Auto Magnum + .357 | 100gr | Lehigh Defense Xtreme Defense

Recommended Powder(s): Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, ReloadSwiss RS 20, Somchem MP200

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 100gr \| Lehigh Defense Xtreme Defense
Manufacturer SKU:	09357100SP
Bullet Weight:	100gr \| 6.5g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.620" \| 15.7mm
Caliber:	.357 Auto Magnum load data
Case Length (l3):	1.299" \| 33.0mm
Cartridge Length (C.O.L.):	1.315" \| 33.4mm
Seated Depth:	0.604" \| 15.3mm
Shank Seated Depth:	0.536" \| 13.6mm
Case Capacity:	35.0 Grains of Water \| 2.27 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	36985 psi \| 2550 bar
LID:	LID_B11029_C511
Last updated:	2025-11-04
Recommended Twist Rate:	1:27 - 1:22

Load data for 118 loads in caliber .357 Auto Magnum with .357 | 100gr | Lehigh Defense Xtreme Defense bullet and 59 powders such as Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, ReloadSwiss RS 20, Somchem MP200. 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%	30110	81%	**57	93%
ADI AP 70N	<<locked>>	68%	32126	87%	**04	100%
ADI APS 350	<<locked>>	71%	31676	86%	**71	100%
ADI APS 450	<<locked>>	75%	33112	90%	**34	100%
ADI AS 30	<<locked>>	77%	32706	88%	**96	100%
ADI AS 50N	<<locked>>	73%	31778	86%	**32	100%
Accurate No. 2	<<locked>>	74%	31763	86%	**08	100%
Accurate No. 5	<<locked>>	62%	33156	90%	**16	96%
[Accurate No. 7]*	<<locked>>	79%	32401	88%	**39	84%
Accurate Solo 1000	<<locked>>	73%	30922	84%	**96	100%
Accurate Solo 1250	<<locked>>	81%	31937	86%	**78	100%
Alliant BULLSEYE	<<locked>>	72%	32692	88%	**70	100%
Alliant POWER PISTOL	<<locked>>	82%	32909	89%	**65	94%
Alliant Sport Pistol	<<locked>>	65%	31299	85%	**40	100%
Alliant UNIQUE 👍	<<locked>>	82%	31734	86%	**70	100%
Baschieri & Pellagri 100	<<locked>>	78%	33257	90%	**42	100%
Hodgdon Clays	<<locked>>	71%	32126	87%	**98	100%
Hodgdon HS-6	<<locked>>	68%	32982	89%	**99	98%
Hodgdon Longshot 👍	<<locked>>	64%	32184	87%	**80	99%
Hodgdon Universal	<<locked>>	77%	33170	90%	**24	100%
Hodgdon CFE Pistol	<<locked>>	78%	32866	89%	**04	100%
Hodgdon TrailBoss	<<locked>>	96%	12430	34%	**86	100%
Lovex D036	<<locked>>	62%	33243	90%	**19	96%
[Lovex D037.1]*	<<locked>>	79%	32401	88%	**39	84%
Lovex S011	<<locked>>	66%	32837	89%	**58	100%
Lovex S020	<<locked>>	73%	31241	84%	**04	100%
Maxam CSB 1	<<locked>>	84%	32111	87%	**75	100%
Maxam CSB 2	<<locked>>	81%	31256	85%	**78	100%
Maxam CSB 3	<<locked>>	78%	31444	85%	**42	100%
Maxam CSB 4	<<locked>>	76%	32735	88%	**35	100%
Maxam CSB 5	<<locked>>	70%	31241	84%	**60	100%
Ramshot Silhouette	<<locked>>	67%	32242	87%	**67	100%
Ramshot True Blue 👍	<<locked>>	63%	31908	86%	**70	99%
ReloadSwiss RS 12	<<locked>>	71%	32169	87%	**75	100%
ReloadSwiss RS 14	<<locked>>	96%	11052	30%	**73	100%
ReloadSwiss RS 20 👍	<<locked>>	83%	32010	87%	**63	100%
[ReloadSwiss RS 24]*	<<locked>>	84%	31850	86%	**19	87%
Rottweil P 801	<<locked>>	65%	31357	85%	**19	100%
Rottweil P 806	<<locked>>	92%	32343	87%	**85	98%
SNPE Vectan A0	<<locked>>	85%	32822	89%	**21	100%
SNPE Vectan BA 9	<<locked>>	76%	32329	87%	**81	100%
SNPE Vectan BA10	<<locked>>	70%	33098	90%	**34	100%
SNPE Vectan BA7 1/2	<<locked>>	89%	31778	86%	**60	98%
SNPE Vectan BA9 1/2	<<locked>>	77%	32329	87%	**01	100%
SNPE Vectan SP 2	<<locked>>	78%	32460	88%	**72	95%
Shooters World Auto Pistol	<<locked>>	62%	33243	90%	**19	96%
[Shooters World Major Pistol]*	<<locked>>	79%	32401	88%	**39	84%
Somchem MP200 👍	<<locked>>	75%	31923	86%	**54	100%
Somchem MS200	<<locked>>	79%	31850	86%	**27	100%
Somchem S221	<<locked>>	71%	31676	86%	**93	90%
Vihtavuori 3N37	<<locked>>	83%	32619	88%	**99	99%
[Vihtavuori 3N38]*	<<locked>>	97%	32619	88%	**26	88%
[Vihtavuori N105]*	<<locked>>	95%	23743	64%	**11	87%
Vihtavuori N320	<<locked>>	75%	33083	89%	**52	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	28471	77%	**94	100%
Vihtavuori N330	<<locked>>	77%	32227	87%	**04	100%
Vihtavuori N340	<<locked>>	79%	31256	85%	**21	100%
Vihtavuori N350	<<locked>>	86%	32082	87%	**86	99%
Winchester 231	<<locked>>	65%	33025	89%	**81	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	71%	15461	42%	**73	80%
ADI AP 70N	<<locked>>	61%	25672	69%	**96	100%
ADI APS 350	<<locked>>	60%	24381	66%	**60	100%
ADI APS 450	<<locked>>	62%	24076	65%	**86	100%
ADI AS 30	<<locked>>	61%	21495	58%	**99	100%
ADI AS 50N	<<locked>>	61%	22989	62%	**78	100%
Accurate No. 2	<<locked>>	61%	20798	56%	**85	97%
Accurate No. 5	<<locked>>	61%	31212	84%	**80	95%
[Accurate No. 7]*	<<locked>>	74%	27064	73%	**40	81%
Accurate Solo 1000	<<locked>>	61%	22234	60%	**39	100%
Accurate Solo 1250	<<locked>>	61%	17912	48%	**99	100%
Alliant BULLSEYE	<<locked>>	61%	24076	65%	**93	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	16781	45%	**48	81%
Alliant Sport Pistol	<<locked>>	61%	27064	73%	**58	100%
Alliant UNIQUE	<<locked>>	61%	17332	47%	**35	97%
Baschieri & Pellagri 100	<<locked>>	61%	20363	55%	**12	100%
Hodgdon Clays	<<locked>>	60%	24700	67%	**73	100%
Hodgdon HS-6	<<locked>>	61%	25715	70%	**45	95%
Hodgdon Longshot	<<locked>>	61%	28456	77%	**04	97%
Hodgdon Universal	<<locked>>	61%	20914	57%	**91	100%
Hodgdon CFE Pistol	<<locked>>	61%	19928	54%	**65	100%
Hodgdon TrailBoss	<<locked>>	60%	5598	15%	**4	96%
Lovex D036	<<locked>>	61%	31169	84%	**77	95%
[Lovex D037.1]*	<<locked>>	74%	27064	73%	**40	81%
Lovex S011	<<locked>>	61%	28166	76%	**83	100%
Lovex S020	<<locked>>	61%	20827	56%	**01	100%
Maxam CSB 1	<<locked>>	62%	17187	46%	**76	100%
Maxam CSB 2	<<locked>>	61%	17535	47%	**12	100%
Maxam CSB 3	<<locked>>	60%	19261	52%	**12	100%
Maxam CSB 4	<<locked>>	61%	21756	59%	**42	100%
Maxam CSB 5	<<locked>>	61%	24294	66%	**42	100%
Ramshot Silhouette	<<locked>>	61%	26368	71%	**55	99%
Ramshot True Blue	<<locked>>	61%	29994	81%	**34	98%
ReloadSwiss RS 12	<<locked>>	61%	23395	63%	**21	100%
ReloadSwiss RS 14	<<locked>>	62%	5163	14%	**1	91%
ReloadSwiss RS 20	<<locked>>	61%	15882	43%	**09	98%
[ReloadSwiss RS 24]*	<<locked>>	75%	23583	64%	**39	81%
Rottweil P 801	<<locked>>	60%	27079	73%	**47	100%
[Rottweil P 806]*	<<locked>>	66%	12386	33%	**60	81%
SNPE Vectan A0	<<locked>>	61%	16955	46%	**76	97%
SNPE Vectan BA 9	<<locked>>	61%	20972	57%	**71	100%
SNPE Vectan BA10	<<locked>>	61%	26266	71%	**25	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	14112	38%	**11	85%
SNPE Vectan BA9 1/2	<<locked>>	62%	20595	56%	**71	100%
[SNPE Vectan SP 2]*	<<locked>>	61%	17390	47%	**98	84%
Shooters World Auto Pistol	<<locked>>	61%	31169	84%	**77	95%
[Shooters World Major Pistol]*	<<locked>>	74%	27064	73%	**40	81%
Somchem MP200	<<locked>>	61%	20842	56%	**21	98%
Somchem MS200	<<locked>>	61%	18942	51%	**48	99%
[Somchem S221]*	<<locked>>	61%	22191	60%	**80	84%
[Vihtavuori 3N37]*	<<locked>>	62%	16070	43%	**09	89%
[Vihtavuori 3N38]*	<<locked>>	84%	22394	61%	**09	81%
[Vihtavuori N105]*	<<locked>>	89%	19363	52%	**83	82%
Vihtavuori N320	<<locked>>	61%	21480	58%	**52	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	12096	33%	**66	100%
Vihtavuori N330	<<locked>>	61%	19754	53%	**75	100%
Vihtavuori N340	<<locked>>	61%	18188	49%	**42	98%
[Vihtavuori N350]*	<<locked>>	61%	14141	38%	**47	88%
Winchester 231	<<locked>>	61%	28616	77%	**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