Load data for 9 x 20 VGW + .357 | 158gr | Sierra JSP FN

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 158gr \| Sierra JSP FN
Manufacturer SKU:	8340
Bullet Weight:	158gr \| 10.2g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	<<locked>>
Caliber:	9 x 20 VGW load data
Case Length (l3):	0.786" \| 20.0mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	15.2 Grains of Water \| 0.99 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	43511 psi \| 3000 bar
LID:	LID_B5948_C1231
Last updated:	2026-01-21

Load data for 118 loads in caliber 9 x 20 VGW with .357 | 158gr | Sierra JSP FN bullet and 59 powder(s). 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%	25005	57%	**17	91%
ADI AP 70N	<<locked>>	80%	38928	89%	**09	100%
ADI APS 450	<<locked>>	87%	39131	90%	**1	100%
ADI AS 30	<<locked>>	90%	38537	89%	**04	100%
ADI AS 50N	<<locked>>	86%	38203	88%	**47	100%
Accurate No. 2	<<locked>>	86%	38624	89%	**02	100%
Accurate No. 5	<<locked>>	72%	38638	89%	**91	98%
[Accurate No. 7]*	<<locked>>	91%	38537	89%	**30	88%
Accurate Solo 1000	<<locked>>	89%	38450	88%	**30	100%
Accurate Solo 1250	<<locked>>	96%	39073	90%	**89	100%
Alliant BULLSEYE	<<locked>>	84%	38218	88%	**45	100%
Alliant POWER PISTOL	<<locked>>	96%	38769	89%	**37	96%
Alliant Sport Pistol	<<locked>>	79%	38798	89%	**52	100%
Alliant UNIQUE 👍	<<locked>>	96%	37666	87%	**52	100%
Baschieri & Pellagri 100	<<locked>>	90%	38435	88%	**33	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	96%	26818	62%	**1	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	85%	38319	88%	**60	100%
Hodgdon HP38	<<locked>>	67%	38682	89%	**70	100%
Hodgdon HS-6	<<locked>>	78%	38174	88%	**68	99%
Hodgdon Longshot 👍	<<locked>>	75%	38885	89%	**68	100%
Hodgdon Universal	<<locked>>	89%	38928	89%	**09	100%
Hodgdon CFE Pistol	<<locked>>	90%	38203	88%	**96	100%
Lovex D036	<<locked>>	72%	38580	89%	**91	98%
[Lovex D037.1]*	<<locked>>	91%	38537	89%	**30	88%
Lovex S011	<<locked>>	76%	38072	87%	**50	100%
Lovex S020	<<locked>>	86%	38247	88%	**09	100%
Maxam CSB 1	<<locked>>	97%	36172	83%	**63	100%
Maxam CSB 2	<<locked>>	96%	37434	86%	**86	100%
Maxam CSB 3	<<locked>>	93%	38464	88%	**60	100%
Maxam CSB 4	<<locked>>	90%	38798	89%	**47	100%
Maxam CSB 5	<<locked>>	84%	37956	87%	**1	100%
Ramshot Silhouette 👍	<<locked>>	79%	38827	89%	**52	100%
Ramshot True Blue 👍	<<locked>>	73%	38087	88%	**58	100%
Ramshot Zip	<<locked>>	68%	38754	89%	**76	100%
ReloadSwiss RS 12	<<locked>>	84%	39117	90%	**83	100%
ReloadSwiss RS 20	<<locked>>	96%	36201	83%	**32	100%
[ReloadSwiss RS 24]*	<<locked>>	96%	36216	83%	**91	89%
Rottweil P 801	<<locked>>	78%	38537	89%	**50	100%
Rottweil P 806	<<locked>>	96%	27441	63%	**52	97%
SNPE Vectan A0	<<locked>>	96%	36753	84%	**89	100%
SNPE Vectan BA 9	<<locked>>	89%	38638	89%	**83	100%
SNPE Vectan BA10	<<locked>>	81%	39102	90%	**1	100%
SNPE Vectan BA7 1/2	<<locked>>	97%	32111	74%	**86	98%
SNPE Vectan BA9 1/2	<<locked>>	90%	37594	86%	**83	100%
SNPE Vectan SP 2	<<locked>>	92%	38856	89%	**50	98%
Shooters World Auto Pistol	<<locked>>	72%	38580	89%	**91	98%
[Shooters World Major Pistol]*	<<locked>>	91%	38537	89%	**30	88%
Somchem MP200	<<locked>>	89%	39073	90%	**52	100%
Somchem MS200	<<locked>>	93%	38334	88%	**19	100%
Somchem S221	<<locked>>	83%	38522	89%	**98	93%
Vihtavuori 3N37 👍	<<locked>>	97%	37927	87%	**75	100%
[Vihtavuori 3N38]*	<<locked>>	97%	25817	59%	**53	85%
[Vihtavuori N105]*	<<locked>>	96%	19131	44%	**8	82%
Vihtavuori N310	<<locked>>	72%	38522	89%	**8	100%
Vihtavuori N320	<<locked>>	87%	37942	87%	**47	100%
Vihtavuori N330	<<locked>>	91%	38972	90%	**06	100%
Vihtavuori N340	<<locked>>	95%	38986	90%	**29	100%
Vihtavuori N350	<<locked>>	96%	34098	78%	**29	99%
Winchester 231	<<locked>>	76%	38754	89%	**76	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	86%	19450	45%	**2	86%
ADI AP 70N	<<locked>>	61%	22974	53%	**5	100%
ADI APS 450	<<locked>>	80%	33750	78%	**5	100%
ADI AS 30	<<locked>>	77%	29443	68%	**5	100%
ADI AS 50N	<<locked>>	70%	26397	61%	**8	100%
Accurate No. 2	<<locked>>	69%	22655	52%	**8	98%
Accurate No. 5	<<locked>>	62%	26992	62%	**47	94%
[Accurate No. 7]*	<<locked>>	79%	25396	58%	**63	80%
Accurate Solo 1000	<<locked>>	74%	27586	63%	**5	100%
Accurate Solo 1250	<<locked>>	74%	23192	53%	**5	100%
Alliant BULLSEYE	<<locked>>	62%	21248	49%	**2	100%
[Alliant POWER PISTOL]*	<<locked>>	68%	17695	41%	**9	84%
Alliant Sport Pistol	<<locked>>	61%	23786	55%	**4	100%
Alliant UNIQUE	<<locked>>	70%	20291	47%	**2	99%
Baschieri & Pellagri 100	<<locked>>	74%	26353	61%	**2	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	91%	24033	55%	**2	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	68%	23395	54%	**9	100%
Hodgdon HP38	<<locked>>	61%	31589	73%	**07	100%
Hodgdon HS-6	<<locked>>	61%	21437	49%	**5	93%
Hodgdon Longshot	<<locked>>	61%	24482	56%	**01	96%
Hodgdon Universal	<<locked>>	66%	22046	51%	**2	100%
Hodgdon CFE Pistol	<<locked>>	69%	22336	51%	**5	100%
Lovex D036	<<locked>>	62%	26948	62%	**43	94%
[Lovex D037.1]*	<<locked>>	79%	25396	58%	**63	80%
Lovex S011	<<locked>>	62%	24976	57%	**9	100%
Lovex S020	<<locked>>	67%	21379	49%	**8	100%
Maxam CSB 1	<<locked>>	78%	23583	54%	**8	100%
Maxam CSB 2	<<locked>>	73%	21495	49%	**2	100%
Maxam CSB 3	<<locked>>	74%	24613	57%	**2	100%
Maxam CSB 4	<<locked>>	74%	26890	62%	**2	100%
Maxam CSB 5	<<locked>>	74%	30052	69%	**2	100%
Ramshot Silhouette	<<locked>>	61%	21611	50%	**8	98%
Ramshot True Blue	<<locked>>	61%	24947	57%	**04	96%
Ramshot Zip	<<locked>>	60%	30400	70%	**01	100%
ReloadSwiss RS 12	<<locked>>	65%	22960	53%	**5	100%
ReloadSwiss RS 20	<<locked>>	72%	19000	44%	**5	100%
[ReloadSwiss RS 24]*	<<locked>>	79%	21944	50%	**1	81%
Rottweil P 801	<<locked>>	64%	25889	59%	**8	100%
[Rottweil P 806]*	<<locked>>	77%	14402	33%	**5	88%
SNPE Vectan A0	<<locked>>	75%	22220	51%	**9	99%
SNPE Vectan BA 9	<<locked>>	69%	23409	54%	**2	100%
SNPE Vectan BA10	<<locked>>	75%	33736	78%	**5	100%
SNPE Vectan BA7 1/2	<<locked>>	79%	20697	48%	**8	93%
SNPE Vectan BA9 1/2	<<locked>>	70%	23206	53%	**8	100%
[SNPE Vectan SP 2]*	<<locked>>	65%	16621	38%	**5	86%
Shooters World Auto Pistol	<<locked>>	62%	26948	62%	**43	94%
[Shooters World Major Pistol]*	<<locked>>	79%	25396	58%	**63	80%
Somchem MP200	<<locked>>	65%	20798	48%	**5	99%
Somchem MS200	<<locked>>	70%	21379	49%	**9	100%
[Somchem S221]*	<<locked>>	61%	18927	44%	**2	82%
Vihtavuori 3N37	<<locked>>	72%	18971	44%	**5	94%
[Vihtavuori 3N38]*	<<locked>>	88%	20305	47%	**5	80%
[Vihtavuori N105]*	<<locked>>	93%	17405	40%	**2	80%
Vihtavuori N310	<<locked>>	66%	32634	75%	**9	100%
Vihtavuori N320	<<locked>>	71%	25425	58%	**8	100%
Vihtavuori N330	<<locked>>	68%	20958	48%	**2	100%
Vihtavuori N340	<<locked>>	71%	21045	48%	**5	99%
Vihtavuori N350	<<locked>>	75%	18927	44%	**2	94%
Winchester 231	<<locked>>	60%	24468	56%	**5	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