Load data for 9 x 20 VGW + .357 | 158gr | LOS SWC

Recommended Powder(s): Alliant UNIQUE, ReloadSwiss RS 20, Somchem MP200, Somchem MS200, Vihtavuori N340

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 158gr \| LOS SWC
Bullet Weight:	158gr \| 10.2g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.681" \| 17.3mm
Caliber:	9 x 20 VGW load data
Case Length (l3):	0.786" \| 20.0mm
Cartridge Length (C.O.L.):	1.190" \| 30.2mm
Seated Depth:	0.277" \| 7.0mm
Shank Seated Depth:	0.277" \| 7.0mm
Case Capacity:	15.2 Grains of Water \| 0.99 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	43511 psi \| 3000 bar
LID:	LID_B3514_C1231
Last updated:	2025-01-01

Load data for 114 loads in caliber 9 x 20 VGW with .357 | 158gr | LOS SWC bullet and 57 powders such as Alliant UNIQUE, ReloadSwiss RS 20, Somchem MP200, Somchem MS200, Vihtavuori N340. 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%	22495	52%	**2	87%
ADI AP 70N	<<locked>>	80%	36651	84%	**56	100%
ADI APS 350	<<locked>>	85%	37710	87%	**9	100%
ADI APS 450	<<locked>>	86%	36637	84%	**2	100%
ADI AS 30	<<locked>>	91%	37681	87%	**8	100%
ADI AS 50N	<<locked>>	88%	37579	86%	**10	100%
Accurate No. 2	<<locked>>	86%	35998	83%	**43	100%
Accurate No. 5	<<locked>>	73%	37260	86%	**32	97%
[Accurate No. 7]*	<<locked>>	93%	37246	86%	**65	85%
Accurate Solo 1000	<<locked>>	88%	36637	84%	**4	100%
Accurate Solo 1250	<<locked>>	96%	36361	84%	**33	100%
Alliant BULLSEYE	<<locked>>	86%	38305	88%	**12	100%
Alliant POWER PISTOL	<<locked>>	95%	34911	80%	**48	94%
Alliant UNIQUE 👍	<<locked>>	95%	34708	80%	**89	100%
Baschieri & Pellagri 100	<<locked>>	92%	38261	88%	**01	100%
Hodgdon Clays	<<locked>>	85%	38493	88%	**5	100%
Hodgdon HP38	<<locked>>	68%	37942	87%	**33	100%
Hodgdon HS-6	<<locked>>	80%	38232	88%	**29	98%
Hodgdon Longshot	<<locked>>	77%	38145	88%	**32	99%
Hodgdon TiteGroup	<<locked>>	63%	37550	86%	**4	100%
Hodgdon Universal	<<locked>>	89%	36651	84%	**56	100%
Lovex D036	<<locked>>	73%	37202	86%	**32	96%
[Lovex D037.1]*	<<locked>>	93%	37246	86%	**65	85%
Lovex S011	<<locked>>	78%	37797	87%	**17	100%
Lovex S020	<<locked>>	88%	37347	86%	**70	100%
Maxam CSB 1	<<locked>>	97%	33765	78%	**07	100%
Maxam CSB 2	<<locked>>	94%	33533	77%	**27	100%
Maxam CSB 3	<<locked>>	96%	38261	88%	**27	100%
Maxam CSB 4	<<locked>>	90%	37159	85%	**01	100%
Maxam CSB 5	<<locked>>	86%	38508	88%	**8	100%
Ramshot Silhouette	<<locked>>	80%	36753	84%	**99	100%
Ramshot True Blue	<<locked>>	74%	37043	85%	**09	99%
Ramshot Zip	<<locked>>	70%	39131	90%	**50	100%
ReloadSwiss RS 12	<<locked>>	85%	37289	86%	**43	100%
ReloadSwiss RS 20 👍	<<locked>>	94%	32198	74%	**66	100%
[ReloadSwiss RS 24]*	<<locked>>	96%	32779	75%	**09	86%
Rottweil P 801	<<locked>>	79%	37333	86%	**07	100%
Rottweil P 806	<<locked>>	96%	23873	55%	**73	95%
SNPE Vectan A0	<<locked>>	96%	33678	77%	**27	100%
SNPE Vectan BA 9	<<locked>>	91%	38305	88%	**50	100%
SNPE Vectan BA10	<<locked>>	80%	36622	84%	**2	100%
SNPE Vectan BA7 1/2	<<locked>>	95%	28442	65%	**07	96%
SNPE Vectan BA9 1/2	<<locked>>	92%	36767	84%	**47	100%
Shooters World Auto Pistol	<<locked>>	73%	37202	86%	**32	96%
[Shooters World Major Pistol]*	<<locked>>	93%	37246	86%	**65	85%
Shooters World Ultimate Pistol	<<locked>>	62%	38754	89%	**06	100%
Somchem MP200 👍	<<locked>>	92%	38885	89%	**15	100%
Somchem MS200 👍	<<locked>>	97%	39001	90%	**93	100%
Somchem S221	<<locked>>	84%	37318	86%	**42	91%
Vihtavuori 3N37	<<locked>>	95%	33852	78%	**99	99%
Vihtavuori N310	<<locked>>	74%	38464	88%	**8	100%
Vihtavuori N320	<<locked>>	87%	35926	83%	**01	100%
Vihtavuori N32C Tin Star	<<locked>>	94%	22742	52%	**0	100%
Vihtavuori N330	<<locked>>	94%	38986	90%	**79	100%
Vihtavuori N340 👍	<<locked>>	95%	37449	86%	**79	100%
Vihtavuori N350	<<locked>>	95%	30850	71%	**60	98%
Winchester 231	<<locked>>	78%	39131	90%	**50	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	80%	15925	37%	**0	81%
ADI AP 70N	<<locked>>	60%	21103	49%	**9	100%
ADI APS 350	<<locked>>	60%	21408	49%	**8	100%
ADI APS 450	<<locked>>	63%	21480	49%	**1	100%
[ADI AS 30]²	<<locked>>	59%	18086	42%	**1	100%
ADI AS 50N	<<locked>>	60%	19058	44%	**7	100%
Accurate No. 2	<<locked>>	62%	17202	40%	**7	94%
Accurate No. 5	<<locked>>	61%	25048	58%	**4	91%
[Accurate No. 7]*	<<locked>>	85%	28282	65%	**66	80%
Accurate Solo 1000	<<locked>>	63%	19711	45%	**1	100%
Accurate Solo 1250	<<locked>>	61%	15185	35%	**1	99%
Alliant BULLSEYE	<<locked>>	62%	20131	46%	**3	99%
[Alliant POWER PISTOL]*	<<locked>>	67%	16404	38%	**6	81%
Alliant UNIQUE	<<locked>>	60%	14533	33%	**1	95%
Baschieri & Pellagri 100	<<locked>>	61%	17376	40%	**1	100%
Hodgdon Clays	<<locked>>	60%	21480	49%	**1	100%
Hodgdon HP38	<<locked>>	61%	30153	69%	**1	100%
Hodgdon HS-6	<<locked>>	62%	21219	49%	**5	91%
Hodgdon Longshot	<<locked>>	61%	22336	51%	**8	94%
Hodgdon TiteGroup	<<locked>>	60%	34635	80%	**1	100%
Hodgdon Universal	<<locked>>	60%	17738	41%	**7	100%
Lovex D036	<<locked>>	61%	25005	57%	**1	91%
[Lovex D037.1]*	<<locked>>	85%	28282	65%	**66	80%
Lovex S011	<<locked>>	60%	22597	52%	**3	100%
Lovex S020	<<locked>>	62%	17347	40%	**3	99%
Maxam CSB 1	<<locked>>	62%	14692	34%	**8	99%
Maxam CSB 2	<<locked>>	60%	14083	32%	**8	100%
Maxam CSB 3	<<locked>>	60%	16244	37%	**4	100%
Maxam CSB 4	<<locked>>	61%	18260	42%	**7	100%
Maxam CSB 5	<<locked>>	60%	20262	47%	**7	100%
Ramshot Silhouette	<<locked>>	61%	20784	48%	**2	97%
Ramshot True Blue	<<locked>>	60%	22800	52%	**8	94%
Ramshot Zip	<<locked>>	61%	29022	67%	**8	100%
ReloadSwiss RS 12	<<locked>>	61%	19131	44%	**0	100%
ReloadSwiss RS 20	<<locked>>	61%	12923	30%	**1	96%
[ReloadSwiss RS 24]*	<<locked>>	84%	23554	54%	**4	80%
Rottweil P 801	<<locked>>	61%	22756	52%	**9	100%
[Rottweil P 806]*	<<locked>>	71%	11356	26%	**7	81%
SNPE Vectan A0	<<locked>>	60%	14228	33%	**5	94%
SNPE Vectan BA 9	<<locked>>	62%	17883	41%	**0	99%
SNPE Vectan BA10	<<locked>>	62%	23743	55%	**7	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	12140	28%	**5	82%
SNPE Vectan BA9 1/2	<<locked>>	60%	16621	38%	**7	100%
Shooters World Auto Pistol	<<locked>>	61%	25005	57%	**1	91%
[Shooters World Major Pistol]*	<<locked>>	85%	28282	65%	**66	80%
Shooters World Ultimate Pistol	<<locked>>	60%	36042	83%	**76	100%
Somchem MP200	<<locked>>	61%	17289	40%	**7	96%
Somchem MS200	<<locked>>	63%	16737	38%	**0	97%
[Somchem S221]*	<<locked>>	65%	20276	47%	**9	81%
[Vihtavuori 3N37]*	<<locked>>	61%	12720	29%	**4	85%
Vihtavuori N310	<<locked>>	60%	26194	60%	**3	100%
Vihtavuori N320	<<locked>>	63%	18739	43%	**7	100%
Vihtavuori N32C Tin Star	<<locked>>	65%	12024	28%	**6	100%
[Vihtavuori N330]²	<<locked>>	59%	14866	34%	**7	100%
Vihtavuori N340	<<locked>>	62%	15113	35%	**7	96%
[Vihtavuori N350]*	<<locked>>	62%	12038	28%	**1	84%
Winchester 231	<<locked>>	62%	24816	57%	**9	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