Load data for 9 x 20 VGW + .355 | 125gr | Sierra Sig V-Crown

Recommended Powder(s): Alliant UNIQUE, ReloadSwiss RS 20, SNPE Vectan A0, Somchem MS200, Vihtavuori N340

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 125gr \| Sierra Sig V-Crown
Manufacturer SKU:	9925
Bullet Weight:	125gr \| 8.1g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.533" \| 13.5mm
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:	0.129" \| 3.3mm
Shank Seated Depth:	0.129" \| 3.3mm
Case Capacity:	15.2 Grains of Water \| 0.99 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	43511 psi \| 3000 bar
LID:	LID_B5940_C1231
Last updated:	2025-01-01

Load data for 116 loads in caliber 9 x 20 VGW with .355 | 125gr | Sierra Sig V-Crown bullet and 58 powders such as Alliant UNIQUE, ReloadSwiss RS 20, SNPE Vectan A0, 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%	25222	58%	**27	89%
ADI AP 70N	<<locked>>	79%	38189	88%	**39	100%
ADI APS 350	<<locked>>	82%	37231	86%	**29	100%
ADI APS 450	<<locked>>	86%	38551	89%	**81	100%
ADI AS 30	<<locked>>	89%	38899	89%	**30	100%
ADI AS 50N	<<locked>>	84%	37463	86%	**66	100%
Accurate No. 2	<<locked>>	84%	37449	86%	**25	100%
Accurate No. 5	<<locked>>	70%	37550	86%	**17	97%
[Accurate No. 7]*	<<locked>>	89%	38247	88%	**67	86%
Accurate Solo 1000	<<locked>>	88%	38957	90%	**57	100%
Accurate Solo 1250	<<locked>>	94%	38130	88%	**09	100%
Alliant BULLSEYE	<<locked>>	82%	37768	87%	**81	100%
Alliant POWER PISTOL	<<locked>>	93%	37391	86%	**63	95%
Alliant UNIQUE 👍	<<locked>>	95%	38566	89%	**98	100%
Baschieri & Pellagri 100	<<locked>>	89%	38392	88%	**57	100%
Hodgdon Clays	<<locked>>	82%	37797	87%	**48	100%
Hodgdon HP38	<<locked>>	65%	37246	86%	**83	100%
Hodgdon HS-6	<<locked>>	76%	37289	86%	**01	98%
Hodgdon Longshot	<<locked>>	74%	38247	88%	**04	99%
Hodgdon Universal	<<locked>>	87%	38189	88%	**39	100%
Hodgdon TrailBoss	<<locked>>	95%	11705	27%	**3	100%
Lovex D036	<<locked>>	70%	37492	86%	**17	97%
[Lovex D037.1]*	<<locked>>	89%	38247	88%	**67	86%
Lovex S011	<<locked>>	76%	38812	89%	**86	100%
Lovex S020	<<locked>>	84%	37420	86%	**35	100%
Maxam CSB 1	<<locked>>	97%	37275	86%	**99	100%
Maxam CSB 2	<<locked>>	94%	37478	86%	**19	100%
Maxam CSB 3	<<locked>>	92%	38682	89%	**89	100%
Maxam CSB 4	<<locked>>	89%	38783	89%	**73	100%
Maxam CSB 5	<<locked>>	82%	37652	87%	**11	100%
Ramshot Silhouette	<<locked>>	77%	37579	86%	**81	100%
Ramshot True Blue	<<locked>>	73%	38957	90%	**07	99%
Ramshot Zip	<<locked>>	66%	37855	87%	**02	100%
ReloadSwiss RS 12	<<locked>>	81%	37347	86%	**99	100%
ReloadSwiss RS 14	<<locked>>	94%	10167	23%	**4	99%
ReloadSwiss RS 20 👍	<<locked>>	96%	37072	85%	**81	100%
[ReloadSwiss RS 24]*	<<locked>>	97%	37971	87%	**57	89%
Rottweil P 801	<<locked>>	76%	37507	86%	**66	100%
Rottweil P 806	<<locked>>	96%	29124	67%	**94	97%
SNPE Vectan A0 👍	<<locked>>	96%	37217	86%	**29	100%
SNPE Vectan BA 9	<<locked>>	87%	37536	86%	**06	100%
SNPE Vectan BA10	<<locked>>	80%	38551	89%	**81	100%
SNPE Vectan BA7 1/2	<<locked>>	95%	31937	73%	**09	97%
SNPE Vectan BA9 1/2	<<locked>>	89%	37521	86%	**16	100%
Shooters World Auto Pistol	<<locked>>	70%	37492	86%	**17	97%
[Shooters World Major Pistol]*	<<locked>>	89%	38247	88%	**67	86%
Somchem MP200	<<locked>>	87%	38798	89%	**85	100%
Somchem MS200 👍	<<locked>>	92%	38305	88%	**58	100%
Somchem S221	<<locked>>	82%	38928	89%	**44	92%
Vihtavuori 3N37	<<locked>>	96%	38740	89%	**27	100%
[Vihtavuori 3N38]*	<<locked>>	96%	26397	61%	**70	83%
Vihtavuori N310	<<locked>>	70%	36941	85%	**68	100%
Vihtavuori N320	<<locked>>	86%	38159	88%	**73	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	25585	59%	**63	100%
Vihtavuori N330	<<locked>>	88%	37608	86%	**35	100%
Vihtavuori N340 👍	<<locked>>	93%	38711	89%	**62	100%
Vihtavuori N350	<<locked>>	96%	35244	81%	**81	99%
Winchester 231	<<locked>>	74%	37855	87%	**02	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	77%	16114	37%	**27	81%
ADI AP 70N	<<locked>>	61%	23134	53%	**38	100%
ADI APS 350	<<locked>>	61%	23337	54%	**1	100%
ADI APS 450	<<locked>>	62%	22162	51%	**8	100%
ADI AS 30	<<locked>>	62%	20711	48%	**01	100%
ADI AS 50N	<<locked>>	60%	20494	47%	**33	100%
Accurate No. 2	<<locked>>	61%	18492	43%	**37	95%
Accurate No. 5	<<locked>>	61%	26905	62%	**60	93%
[Accurate No. 7]*	<<locked>>	80%	27717	64%	**12	80%
Accurate Solo 1000	<<locked>>	61%	19914	46%	**07	100%
Accurate Solo 1250	<<locked>>	61%	16070	37%	**4	100%
Alliant BULLSEYE	<<locked>>	61%	21292	49%	**25	99%
[Alliant POWER PISTOL]*	<<locked>>	65%	16984	39%	**76	81%
Alliant UNIQUE	<<locked>>	61%	15824	36%	**14	96%
Baschieri & Pellagri 100	<<locked>>	61%	18463	42%	**4	100%
Hodgdon Clays	<<locked>>	61%	23714	54%	**8	100%
Hodgdon HP38	<<locked>>	62%	33547	77%	**47	100%
Hodgdon HS-6	<<locked>>	61%	22075	51%	**58	92%
Hodgdon Longshot	<<locked>>	61%	24932	57%	**14	95%
Hodgdon Universal	<<locked>>	61%	19290	44%	**66	100%
Hodgdon TrailBoss	<<locked>>	66%	6817	16%	**3	99%
Lovex D036	<<locked>>	61%	26861	62%	**60	92%
[Lovex D037.1]*	<<locked>>	80%	27717	64%	**12	80%
Lovex S011	<<locked>>	62%	25556	59%	**29	100%
Lovex S020	<<locked>>	60%	18130	42%	**56	99%
Maxam CSB 1	<<locked>>	61%	15374	35%	**5	99%
Maxam CSB 2	<<locked>>	62%	15882	36%	**07	100%
Maxam CSB 3	<<locked>>	61%	17564	40%	**7	100%
Maxam CSB 4	<<locked>>	62%	19870	46%	**24	100%
Maxam CSB 5	<<locked>>	62%	22713	52%	**24	100%
Ramshot Silhouette	<<locked>>	61%	22742	52%	**58	98%
Ramshot True Blue	<<locked>>	61%	25353	58%	**17	96%
Ramshot Zip	<<locked>>	61%	32314	74%	**37	100%
ReloadSwiss RS 12	<<locked>>	61%	20653	47%	**83	100%
ReloadSwiss RS 14	<<locked>>	69%	6614	15%	**9	95%
ReloadSwiss RS 20	<<locked>>	60%	13793	32%	**4	96%
[ReloadSwiss RS 24]*	<<locked>>	81%	24265	56%	**37	81%
Rottweil P 801	<<locked>>	62%	25251	58%	**22	100%
[Rottweil P 806]*	<<locked>>	70%	11980	28%	**14	81%
SNPE Vectan A0	<<locked>>	61%	15534	36%	**5	95%
SNPE Vectan BA 9	<<locked>>	60%	18420	42%	**24	99%
SNPE Vectan BA10	<<locked>>	60%	23801	55%	**01	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	12792	29%	**5	83%
SNPE Vectan BA9 1/2	<<locked>>	61%	17941	41%	**27	100%
Shooters World Auto Pistol	<<locked>>	61%	26861	62%	**60	92%
[Shooters World Major Pistol]*	<<locked>>	80%	27717	64%	**12	80%
Somchem MP200	<<locked>>	61%	18521	43%	**66	96%
Somchem MS200	<<locked>>	62%	17695	41%	**33	98%
[Somchem S221]*	<<locked>>	62%	19812	46%	**22	81%
[Vihtavuori 3N37]*	<<locked>>	62%	14199	33%	**8	87%
[Vihtavuori 3N38]*	<<locked>>	91%	22756	52%	**04	81%
Vihtavuori N310	<<locked>>	60%	28543	66%	**73	100%
Vihtavuori N320	<<locked>>	62%	19957	46%	**40	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	11487	26%	**0	100%
Vihtavuori N330	<<locked>>	60%	16621	38%	**27	100%
Vihtavuori N340	<<locked>>	61%	16056	37%	**07	96%
[Vihtavuori N350]*	<<locked>>	61%	12937	30%	**8	85%
Winchester 231	<<locked>>	61%	25715	59%	**52	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