Load data for 9 mm Mauser + .357 | 127gr | H&N KS HS

Recommended Powder(s): Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, Rottweil P 806, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 127gr \| H&N KS HS
Bullet Weight:	127gr \| 8.2g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.570" \| 14.5mm
Caliber:	9 mm Mauser load data
Case Length (l3):	0.984" \| 25.0mm
Cartridge Length (C.O.L.):	1.359" \| 34.5mm
Seated Depth:	0.195" \| 4.9mm
Shank Seated Depth:	0.195" \| 4.9mm
Case Capacity:	18.9 Grains of Water \| 1.23 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	37710 psi \| 2600 bar
LID:	LID_B7469_C1223
Last updated:	2025-01-01

Load data for 110 loads in caliber 9 mm Mauser with .357 | 127gr | H&N KS HS bullet and 55 powders such as Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, Rottweil P 806, Vihtavuori N350. 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".

Go to the bottom of the "Dashboard " page to set the measure system (imperial vs. metric)
No data yet
C.O.L. (Inch)
C.O.L. (mm)
We recommend you limit powder range to relevant brands to speed up re-calculation of results
Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

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%	27166	72%	**09	92%
ADI AP 70N	<<locked>>	72%	33808	90%	**25	100%
ADI AS 30	<<locked>>	81%	33881	90%	**14	100%
ADI AS 50N	<<locked>>	76%	32314	86%	**47	100%
Accurate No. 2	<<locked>>	78%	32924	87%	**19	100%
Accurate No. 5	<<locked>>	65%	33388	89%	**11	97%
[Accurate No. 7]*	<<locked>>	83%	33924	90%	**53	86%
Accurate Solo 1000	<<locked>>	78%	32430	86%	**27	100%
Accurate Solo 1250	<<locked>>	86%	33924	90%	**06	100%
Alliant BULLSEYE	<<locked>>	74%	32460	86%	**55	100%
Alliant POWER PISTOL	<<locked>>	86%	33228	88%	**50	94%
Alliant UNIQUE 👍	<<locked>>	87%	33866	90%	**85	100%
Baschieri & Pellagri 100	<<locked>>	80%	32663	87%	**37	100%
Hodgdon Clays	<<locked>>	75%	33823	90%	**42	100%
Hodgdon HS-6	<<locked>>	70%	32938	87%	**88	98%
Hodgdon Longshot 👍	<<locked>>	68%	33808	90%	**91	99%
Hodgdon Universal	<<locked>>	80%	33808	90%	**25	100%
Hodgdon TrailBoss	<<locked>>	96%	11516	31%	**0	100%
Lovex D036	<<locked>>	65%	33344	88%	**07	97%
[Lovex D037.1]*	<<locked>>	83%	33924	90%	**53	86%
Lovex S011	<<locked>>	69%	33257	88%	**66	100%
Lovex S020	<<locked>>	77%	32721	87%	**25	100%
Maxam CSB 1	<<locked>>	89%	33170	88%	**93	100%
Maxam CSB 2	<<locked>>	87%	33402	89%	**12	100%
Maxam CSB 3	<<locked>>	83%	33243	88%	**70	100%
Maxam CSB 4	<<locked>>	80%	33779	90%	**53	100%
Maxam CSB 5	<<locked>>	75%	33272	88%	**98	100%
Ramshot Silhouette	<<locked>>	70%	32460	86%	**55	100%
Ramshot True Blue 👍	<<locked>>	66%	33083	88%	**81	99%
ReloadSwiss RS 12	<<locked>>	75%	33098	88%	**89	100%
ReloadSwiss RS 14	<<locked>>	94%	9703	26%	**7	100%
ReloadSwiss RS 20	<<locked>>	87%	32779	87%	**62	100%
[ReloadSwiss RS 24]*	<<locked>>	89%	33750	90%	**47	89%
Rottweil P 801	<<locked>>	70%	33533	89%	**60	100%
Rottweil P 806 👍	<<locked>>	97%	33315	88%	**96	99%
SNPE Vectan A0	<<locked>>	88%	32938	87%	**19	100%
SNPE Vectan BA 9	<<locked>>	79%	33257	88%	**93	100%
SNPE Vectan BA10	<<locked>>	71%	32430	86%	**45	100%
SNPE Vectan BA7 1/2	<<locked>>	95%	33765	90%	**78	99%
SNPE Vectan BA9 1/2	<<locked>>	81%	33402	89%	**09	100%
Shooters World Auto Pistol	<<locked>>	65%	33344	88%	**07	97%
[Shooters World Major Pistol]*	<<locked>>	83%	33924	90%	**53	86%
Somchem MP200	<<locked>>	80%	33649	89%	**68	100%
Somchem MS200	<<locked>>	84%	33779	90%	**45	100%
Somchem S221	<<locked>>	75%	32967	87%	**11	92%
Vihtavuori 3N37	<<locked>>	87%	32663	87%	**94	99%
[Vihtavuori 3N38]*	<<locked>>	97%	29283	78%	**65	87%
[Vihtavuori N105]*	<<locked>>	96%	21669	57%	**73	86%
Vihtavuori N310	<<locked>>	64%	33054	88%	**65	100%
Vihtavuori N320	<<locked>>	78%	32750	87%	**53	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	26818	71%	**12	100%
Vihtavuori N330	<<locked>>	81%	33373	89%	**22	100%
Vihtavuori N340	<<locked>>	85%	33678	89%	**48	100%
Vihtavuori N350 👍	<<locked>>	90%	33011	88%	**91	99%
Winchester 231	<<locked>>	68%	33866	90%	**93	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	73%	14837	39%	**33	81%
ADI AP 70N	<<locked>>	61%	23656	63%	**81	100%
ADI AS 30	<<locked>>	60%	19957	53%	**20	100%
ADI AS 50N	<<locked>>	62%	21988	58%	**96	100%
Accurate No. 2	<<locked>>	61%	19305	51%	**96	97%
Accurate No. 5	<<locked>>	61%	29399	78%	**42	95%
[Accurate No. 7]*	<<locked>>	76%	25353	67%	**19	81%
Accurate Solo 1000	<<locked>>	60%	20595	55%	**53	100%
Accurate Solo 1250	<<locked>>	60%	16128	43%	**20	100%
Alliant BULLSEYE	<<locked>>	61%	22452	60%	**88	100%
[Alliant POWER PISTOL]*	<<locked>>	62%	15838	42%	**89	81%
Alliant UNIQUE	<<locked>>	61%	16346	43%	**70	97%
Baschieri & Pellagri 100	<<locked>>	60%	18463	49%	**27	100%
Hodgdon Clays	<<locked>>	60%	23554	62%	**10	100%
Hodgdon HS-6	<<locked>>	61%	23264	62%	**27	94%
Hodgdon Longshot	<<locked>>	61%	26049	69%	**76	97%
Hodgdon Universal	<<locked>>	62%	19928	53%	**12	100%
Hodgdon TrailBoss	<<locked>>	68%	6193	16%	**2	99%
Lovex D036	<<locked>>	61%	29356	78%	**42	95%
[Lovex D037.1]*	<<locked>>	76%	25353	67%	**19	81%
Lovex S011	<<locked>>	62%	26919	71%	**81	100%
Lovex S020	<<locked>>	60%	18594	49%	**02	100%
Maxam CSB 1	<<locked>>	61%	15418	41%	**01	100%
Maxam CSB 2	<<locked>>	61%	15780	42%	**37	100%
Maxam CSB 3	<<locked>>	60%	17898	47%	**37	100%
Maxam CSB 4	<<locked>>	61%	20305	54%	**63	100%
Maxam CSB 5	<<locked>>	62%	23409	62%	**73	100%
Ramshot Silhouette	<<locked>>	61%	23525	62%	**14	99%
Ramshot True Blue	<<locked>>	61%	27847	74%	**02	98%
ReloadSwiss RS 12	<<locked>>	61%	21408	57%	**32	100%
ReloadSwiss RS 14	<<locked>>	70%	5758	15%	**6	94%
ReloadSwiss RS 20	<<locked>>	61%	14431	38%	**33	98%
[ReloadSwiss RS 24]*	<<locked>>	75%	21321	57%	**17	80%
Rottweil P 801	<<locked>>	61%	25788	68%	**61	100%
[Rottweil P 806]*	<<locked>>	67%	10979	29%	**10	81%
SNPE Vectan A0	<<locked>>	62%	16201	43%	**20	97%
SNPE Vectan BA 9	<<locked>>	60%	19116	51%	**76	100%
SNPE Vectan BA10	<<locked>>	62%	25991	69%	**66	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	60%	12647	34%	**1	85%
SNPE Vectan BA9 1/2	<<locked>>	61%	18811	50%	**83	100%
Shooters World Auto Pistol	<<locked>>	61%	29356	78%	**42	95%
[Shooters World Major Pistol]*	<<locked>>	76%	25353	67%	**19	81%
Somchem MP200	<<locked>>	60%	18695	50%	**15	98%
Somchem MS200	<<locked>>	60%	17376	46%	**66	98%
[Somchem S221]*	<<locked>>	61%	19972	53%	**75	83%
[Vihtavuori 3N37]*	<<locked>>	61%	14141	38%	**24	88%
[Vihtavuori 3N38]*	<<locked>>	85%	20624	55%	**04	81%
[Vihtavuori N105]*	<<locked>>	90%	17956	48%	**81	81%
Vihtavuori N310	<<locked>>	62%	30966	82%	**42	100%
Vihtavuori N320	<<locked>>	61%	20262	54%	**76	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	10660	28%	**0	100%
Vihtavuori N330	<<locked>>	61%	17608	47%	**83	100%
Vihtavuori N340	<<locked>>	61%	16679	44%	**60	98%
[Vihtavuori N350]*	<<locked>>	61%	12981	34%	**8	87%
Winchester 231	<<locked>>	62%	27818	74%	**14	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