Load data for 9 x 21 + .355 | 125gr | Sierra JHP SportsMaster

Recommended Powder(s): Alliant BULLSEYE, Alliant UNIQUE, Lovex S020, Ramshot Silhouette, ReloadSwiss RS 20

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 125gr \| Sierra JHP SportsMaster
Manufacturer SKU:	8125
Bullet Weight:	125gr \| 8.1g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.542" \| 13.8mm
Caliber:	9 x 21 load data
Case Length (l3):	0.830" \| 21.1mm
Cartridge Length (C.O.L.):	1.154" \| 29.3mm
Seated Depth:	0.218" \| 5.5mm
Shank Seated Depth:	0.218" \| 5.5mm
Case Capacity:	15.5 Grains of Water \| 1.01 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	34084 psi \| 2350 bar
LID:	LID_B5939_C1232
Last updated:	2025-01-01

Load data for 102 loads in caliber 9 x 21 with .355 | 125gr | Sierra JHP SportsMaster bullet and 51 powders such as Alliant BULLSEYE, Alliant UNIQUE, Lovex S020, Ramshot Silhouette, ReloadSwiss RS 20. 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>>	97%	22814	67%	**29	85%
ADI AP 70N	<<locked>>	75%	30400	89%	**04	100%
ADI APS 350	<<locked>>	73%	28689	84%	**1	100%
ADI APS 450	<<locked>>	77%	29370	86%	**37	100%
ADI AS 30	<<locked>>	81%	29312	86%	**83	100%
ADI AS 50N	<<locked>>	77%	28805	84%	**19	100%
Accurate No. 2	<<locked>>	80%	29443	86%	**71	98%
Accurate No. 5	<<locked>>	68%	30139	88%	**57	92%
Accurate Solo 1000	<<locked>>	81%	30298	89%	**22	100%
Accurate Solo 1250	<<locked>>	89%	30269	89%	**78	100%
Alliant BULLSEYE 👍	<<locked>>	78%	30124	88%	**34	100%
[Alliant POWER PISTOL]*	<<locked>>	90%	29762	87%	**89	89%
Alliant UNIQUE 👍	<<locked>>	90%	30211	89%	**47	100%
Baschieri & Pellagri 100	<<locked>>	84%	30211	89%	**29	100%
Hodgdon Clays	<<locked>>	73%	28979	85%	**07	100%
Hodgdon HS-6	<<locked>>	74%	30211	89%	**47	94%
Hodgdon Longshot	<<locked>>	71%	30545	90%	**53	96%
Hodgdon Universal	<<locked>>	83%	30400	89%	**04	100%
Hodgdon TrailBoss	<<locked>>	94%	10022	29%	**1	100%
Lovex D036	<<locked>>	68%	30081	88%	**53	92%
Lovex S011	<<locked>>	71%	30298	89%	**45	100%
Lovex S020 👍	<<locked>>	81%	29936	88%	**07	100%
Maxam CSB 1	<<locked>>	93%	30269	89%	**75	100%
Maxam CSB 2	<<locked>>	90%	29573	87%	**94	100%
Maxam CSB 3	<<locked>>	87%	30530	90%	**61	100%
Maxam CSB 4	<<locked>>	83%	29979	88%	**32	100%
Maxam CSB 5	<<locked>>	77%	29878	88%	**83	100%
Ramshot Silhouette 👍	<<locked>>	75%	30632	90%	**43	99%
Ramshot True Blue	<<locked>>	69%	29472	86%	**34	96%
ReloadSwiss RS 12	<<locked>>	77%	28863	85%	**71	100%
ReloadSwiss RS 14	<<locked>>	92%	8775	26%	**1	98%
ReloadSwiss RS 20 👍	<<locked>>	92%	29066	85%	**40	100%
Rottweil P 801	<<locked>>	71%	29341	86%	**38	100%
Rottweil P 806	<<locked>>	97%	23090	68%	**57	92%
SNPE Vectan A0	<<locked>>	91%	29718	87%	**81	100%
SNPE Vectan BA 9	<<locked>>	82%	29457	86%	**61	100%
SNPE Vectan BA10	<<locked>>	71%	29356	86%	**37	100%
SNPE Vectan BA7 1/2	<<locked>>	95%	28079	82%	**98	95%
SNPE Vectan BA9 1/2	<<locked>>	85%	30618	90%	**88	100%
Shooters World Auto Pistol	<<locked>>	68%	30081	88%	**53	92%
Somchem MP200	<<locked>>	82%	29254	86%	**14	99%
Somchem MS200	<<locked>>	87%	29921	88%	**07	100%
[Somchem S221]*	<<locked>>	78%	29936	88%	**57	86%
Vihtavuori 3N37	<<locked>>	93%	30516	90%	**63	97%
Vihtavuori N310	<<locked>>	66%	30371	89%	**56	100%
Vihtavuori N320	<<locked>>	79%	28529	84%	**29	100%
Vihtavuori N32C Tin Star	<<locked>>	97%	22989	67%	**7	100%
Vihtavuori N330	<<locked>>	84%	29501	87%	**98	100%
Vihtavuori N340	<<locked>>	88%	29965	88%	**11	100%
Vihtavuori N350	<<locked>>	96%	30327	89%	**57	97%
Winchester 231	<<locked>>	68%	28877	85%	**52	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	87%	18057	53%	**30	81%
ADI AP 70N	<<locked>>	61%	20479	60%	**53	100%
ADI APS 350	<<locked>>	63%	22408	66%	**9	100%
ADI APS 450	<<locked>>	61%	19769	58%	**9	100%
ADI AS 30	<<locked>>	61%	18318	54%	**5	100%
ADI AS 50N	<<locked>>	60%	18420	54%	**1	100%
Accurate No. 2	<<locked>>	60%	15882	47%	**5	91%
[Accurate No. 5]*	<<locked>>	61%	24033	71%	**52	89%
Accurate Solo 1000	<<locked>>	60%	17680	52%	**5	100%
Accurate Solo 1250	<<locked>>	61%	14243	42%	**9	98%
Alliant BULLSEYE	<<locked>>	60%	18405	54%	**27	97%
[Alliant POWER PISTOL]*	<<locked>>	74%	18797	55%	**79	81%
Alliant UNIQUE	<<locked>>	62%	14489	43%	**5	93%
Baschieri & Pellagri 100	<<locked>>	61%	16505	48%	**5	100%
Hodgdon Clays	<<locked>>	63%	22466	66%	**5	100%
[Hodgdon HS-6]*	<<locked>>	61%	19261	57%	**53	87%
Hodgdon Longshot	<<locked>>	61%	21857	64%	**09	92%
Hodgdon Universal	<<locked>>	62%	17564	52%	**7	100%
Hodgdon TrailBoss	<<locked>>	79%	7731	23%	**2	99%
[Lovex D036]*	<<locked>>	61%	23989	70%	**52	88%
Lovex S011	<<locked>>	61%	22727	67%	**40	100%
Lovex S020	<<locked>>	60%	15389	45%	**5	96%
Maxam CSB 1	<<locked>>	62%	13779	40%	**2	98%
Maxam CSB 2	<<locked>>	60%	12879	38%	**9	100%
Maxam CSB 3	<<locked>>	61%	15621	46%	**2	100%
Maxam CSB 4	<<locked>>	62%	17738	52%	**1	100%
Maxam CSB 5	<<locked>>	61%	20015	59%	**1	100%
Ramshot Silhouette	<<locked>>	61%	20001	59%	**63	95%
Ramshot True Blue	<<locked>>	61%	22307	65%	**12	92%
ReloadSwiss RS 12	<<locked>>	62%	18521	54%	**20	100%
ReloadSwiss RS 14	<<locked>>	78%	6846	20%	**9	94%
ReloadSwiss RS 20	<<locked>>	62%	12763	37%	**5	93%
Rottweil P 801	<<locked>>	62%	22017	65%	**40	100%
[Rottweil P 806]*	<<locked>>	78%	12720	37%	**07	80%
SNPE Vectan A0	<<locked>>	60%	13271	39%	**9	91%
SNPE Vectan BA 9	<<locked>>	60%	16273	48%	**8	98%
SNPE Vectan BA10	<<locked>>	60%	21553	63%	**5	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	66%	12981	38%	**3	81%
SNPE Vectan BA9 1/2	<<locked>>	62%	16491	48%	**1	99%
[Shooters World Auto Pistol]*	<<locked>>	61%	23989	70%	**52	88%
Somchem MP200	<<locked>>	61%	16447	48%	**8	93%
Somchem MS200	<<locked>>	61%	15461	45%	**2	95%
[Somchem S221]*	<<locked>>	69%	21886	64%	**19	80%
[Vihtavuori 3N37]*	<<locked>>	60%	11821	35%	**3	81%
Vihtavuori N310	<<locked>>	60%	25541	75%	**04	100%
Vihtavuori N320	<<locked>>	60%	16215	48%	**2	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	9631	28%	**8	100%
Vihtavuori N330	<<locked>>	61%	14881	44%	**8	99%
Vihtavuori N340	<<locked>>	60%	13706	40%	**9	92%
[Vihtavuori N350]*	<<locked>>	62%	11414	33%	**3	80%
Winchester 231	<<locked>>	62%	23380	69%	**76	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