Load data for 9 x 21 + .355 | 124gr | Sellier & Bellot SP

Recommended Powder(s): Accurate Solo 1250, Alliant BULLSEYE, Alliant UNIQUE, ReloadSwiss RS 20, Vihtavuori N340

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 124gr \| Sellier & Bellot SP
Manufacturer SKU:	31927
Bullet Weight:	124gr \| 8.0g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.583" \| 14.8mm
Caliber:	9 x 21 load data
Case Length (l3):	0.830" \| 21.1mm
Cartridge Length (C.O.L.):	1.154" \| 29.3mm
Seated Depth:	0.259" \| 6.6mm
Shank Seated Depth:	0.259" \| 6.6mm
Case Capacity:	15.5 Grains of Water \| 1.01 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	34084 psi \| 2350 bar
LID:	LID_B7249_C1232
Last updated:	2025-01-01

Load data for 106 loads in caliber 9 x 21 with .355 | 124gr | Sellier & Bellot SP bullet and 53 powders such as Accurate Solo 1250, Alliant BULLSEYE, Alliant UNIQUE, ReloadSwiss RS 20, 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.

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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>>	97%	20929	61%	**63	82%
ADI AP 70N	<<locked>>	76%	28355	83%	**55	100%
ADI APS 350	<<locked>>	78%	30052	88%	**8	100%
ADI APS 450	<<locked>>	78%	28848	85%	**10	100%
ADI AS 30	<<locked>>	86%	30676	90%	**79	100%
ADI AS 50N	<<locked>>	83%	30516	90%	**22	100%
Accurate No. 2	<<locked>>	84%	30327	89%	**55	98%
Accurate No. 5	<<locked>>	70%	29834	88%	**17	90%
Accurate Solo 1000	<<locked>>	84%	29791	87%	**96	100%
Accurate Solo 1250 👍	<<locked>>	93%	30414	89%	**61	100%
Alliant BULLSEYE 👍	<<locked>>	81%	30255	89%	**07	100%
[Alliant POWER PISTOL]*	<<locked>>	94%	29501	87%	**57	88%
Alliant UNIQUE 👍	<<locked>>	92%	28631	84%	**04	99%
Baschieri & Pellagri 100	<<locked>>	87%	30385	89%	**09	100%
Hodgdon Clays	<<locked>>	78%	30472	89%	**04	100%
Hodgdon HP38	<<locked>>	64%	30095	88%	**35	100%
Hodgdon HS-6	<<locked>>	77%	30255	89%	**14	93%
Hodgdon Longshot	<<locked>>	74%	30371	89%	**20	95%
Hodgdon Universal	<<locked>>	84%	28355	83%	**55	100%
Hodgdon TrailBoss	<<locked>>	94%	9036	26%	**2	100%
Lovex D036	<<locked>>	70%	29776	87%	**14	90%
Lovex S011	<<locked>>	74%	30458	89%	**25	100%
Lovex S020	<<locked>>	85%	30414	89%	**88	100%
Maxam CSB 1	<<locked>>	94%	28558	84%	**35	100%
Maxam CSB 2	<<locked>>	95%	29457	86%	**75	100%
Maxam CSB 3	<<locked>>	90%	30313	89%	**38	100%
Maxam CSB 4	<<locked>>	85%	29878	88%	**12	100%
Maxam CSB 5	<<locked>>	79%	29022	85%	**60	100%
Ramshot Silhouette	<<locked>>	77%	29689	87%	**04	98%
Ramshot True Blue	<<locked>>	71%	29153	86%	**94	95%
Ramshot Zip	<<locked>>	64%	28660	84%	**29	100%
ReloadSwiss RS 12	<<locked>>	83%	30371	89%	**75	100%
ReloadSwiss RS 14	<<locked>>	92%	7861	23%	**6	95%
ReloadSwiss RS 20 👍	<<locked>>	97%	29631	87%	**27	100%
Rottweil P 801	<<locked>>	74%	28572	84%	**15	100%
[Rottweil P 806]*	<<locked>>	96%	19566	57%	**68	88%
SNPE Vectan A0	<<locked>>	95%	30124	88%	**65	99%
SNPE Vectan BA 9	<<locked>>	86%	30066	88%	**48	100%
SNPE Vectan BA10	<<locked>>	73%	28819	85%	**10	100%
SNPE Vectan BA7 1/2	<<locked>>	96%	26034	76%	**38	92%
SNPE Vectan BA9 1/2	<<locked>>	86%	28660	84%	**48	100%
Shooters World Auto Pistol	<<locked>>	70%	29776	87%	**14	90%
Somchem MP200	<<locked>>	86%	29979	88%	**98	99%
Somchem MS200	<<locked>>	91%	30661	90%	**88	100%
[Somchem S221]*	<<locked>>	82%	30313	89%	**30	84%
Vihtavuori 3N37	<<locked>>	96%	30008	88%	**34	95%
Vihtavuori N310	<<locked>>	67%	28935	85%	**27	100%
Vihtavuori N320	<<locked>>	82%	28094	82%	**09	100%
Vihtavuori N32C Tin Star	<<locked>>	97%	20769	61%	**5	100%
Vihtavuori N330	<<locked>>	88%	29675	87%	**84	100%
Vihtavuori N340 👍	<<locked>>	92%	30560	90%	**91	100%
Vihtavuori N350	<<locked>>	97%	27833	82%	**94	95%
Winchester 231	<<locked>>	71%	28660	84%	**29	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	94%	19653	58%	**37	81%
ADI AP 70N	<<locked>>	60%	18202	53%	**1	100%
ADI APS 350	<<locked>>	62%	20856	61%	**3	100%
ADI APS 450	<<locked>>	60%	18478	54%	**9	100%
ADI AS 30	<<locked>>	61%	16868	50%	**6	100%
ADI AS 50N	<<locked>>	61%	17318	51%	**5	100%
[Accurate No. 2]*	<<locked>>	62%	15200	45%	**9	89%
[Accurate No. 5]*	<<locked>>	61%	21727	64%	**79	85%
Accurate Solo 1000	<<locked>>	60%	16592	49%	**6	100%
Accurate Solo 1250	<<locked>>	62%	13431	39%	**3	97%
Alliant BULLSEYE	<<locked>>	62%	17840	52%	**8	95%
[Alliant POWER PISTOL]*	<<locked>>	80%	20291	60%	**86	80%
[Alliant UNIQUE]*	<<locked>>	60%	12618	37%	**6	89%
Baschieri & Pellagri 100	<<locked>>	62%	15635	46%	**9	100%
Hodgdon Clays	<<locked>>	62%	20871	61%	**6	100%
Hodgdon HP38	<<locked>>	62%	27920	82%	**12	100%
[Hodgdon HS-6]*	<<locked>>	62%	18463	54%	**10	85%
[Hodgdon Longshot]*	<<locked>>	61%	19450	57%	**40	88%
Hodgdon Universal	<<locked>>	61%	15476	45%	**8	99%
Hodgdon TrailBoss	<<locked>>	83%	7469	22%	**6	98%
[Lovex D036]*	<<locked>>	61%	21683	64%	**79	85%
Lovex S011	<<locked>>	60%	20160	59%	**1	100%
Lovex S020	<<locked>>	61%	14750	43%	**2	95%
Maxam CSB 1	<<locked>>	60%	11893	35%	**3	95%
Maxam CSB 2	<<locked>>	61%	11661	34%	**9	99%
Maxam CSB 3	<<locked>>	61%	14721	43%	**6	100%
Maxam CSB 4	<<locked>>	62%	16592	49%	**5	100%
Maxam CSB 5	<<locked>>	61%	18594	55%	**9	100%
Ramshot Silhouette	<<locked>>	62%	18826	55%	**17	93%
[Ramshot True Blue]*	<<locked>>	60%	20088	59%	**43	89%
Ramshot Zip	<<locked>>	62%	26571	78%	**06	100%
ReloadSwiss RS 12	<<locked>>	61%	15882	47%	**1	100%
ReloadSwiss RS 14	<<locked>>	86%	7194	21%	**9	94%
ReloadSwiss RS 20	<<locked>>	61%	11269	33%	**0	90%
Rottweil P 801	<<locked>>	61%	19406	57%	**4	100%
[Rottweil P 806]*	<<locked>>	85%	13924	41%	**20	80%
[SNPE Vectan A0]*	<<locked>>	61%	12662	37%	**3	89%
SNPE Vectan BA 9	<<locked>>	62%	15693	46%	**9	97%
SNPE Vectan BA10	<<locked>>	60%	20465	60%	**2	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	71%	13735	40%	**3	81%
SNPE Vectan BA9 1/2	<<locked>>	60%	14547	43%	**6	97%
[Shooters World Auto Pistol]*	<<locked>>	61%	21683	64%	**79	85%
Somchem MP200	<<locked>>	61%	14910	44%	**9	90%
Somchem MS200	<<locked>>	60%	13547	40%	**3	92%
[Somchem S221]*	<<locked>>	75%	24033	71%	**32	80%
[Vihtavuori 3N37]*	<<locked>>	65%	12314	36%	**9	80%
Vihtavuori N310	<<locked>>	61%	23902	70%	**8	100%
Vihtavuori N320	<<locked>>	60%	14968	44%	**6	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	8456	25%	**9	100%
Vihtavuori N330	<<locked>>	60%	12676	37%	**9	98%
Vihtavuori N340	<<locked>>	62%	13024	38%	**9	90%
[Vihtavuori N350]*	<<locked>>	69%	12981	38%	**9	81%
Winchester 231	<<locked>>	61%	21379	63%	**27	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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