Load data for .357 SIG + .356 | 135gr | H&N KS HS

Recommended Powder(s): Alliant UNIQUE, ReloadSwiss RS 20, Somchem MS200, Vihtavuori 3N37, Vihtavuori N340

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.356 \| 135gr \| H&N KS HS
Bullet Weight:	135gr \| 8.7g
Bullet Diameter:	0.356" \| 9.04mm
Bullet Length:	0.581" \| 14.8mm
Caliber:	.357 SIG load data
Case Length (l3):	0.860" \| 21.8mm
Cartridge Length (C.O.L.):	1.123" \| 28.5mm
Seated Depth:	0.318" \| 8.1mm
Shank Seated Depth:	0.298" \| 7.6mm
Case Capacity:	19.5 Grains of Water \| 1.27 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B7461_C518
Last updated:	2025-01-01

Load data for 116 loads in caliber .357 SIG with .356 | 135gr | H&N KS HS bullet and 58 powders such as Alliant UNIQUE, ReloadSwiss RS 20, Somchem MS200, Vihtavuori 3N37, 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>>	96%	24874	56%	**88	90%
ADI AP 70N	<<locked>>	81%	39131	88%	**02	100%
ADI APS 350	<<locked>>	84%	38609	87%	**99	100%
ADI APS 450	<<locked>>	85%	38000	86%	**29	100%
ADI AS 30	<<locked>>	89%	37594	85%	**78	100%
ADI AS 50N	<<locked>>	86%	38508	87%	**37	100%
Accurate No. 2	<<locked>>	86%	39682	90%	**09	100%
Accurate No. 5	<<locked>>	72%	39537	89%	**01	98%
[Accurate No. 7]*	<<locked>>	90%	38856	88%	**44	88%
Accurate Solo 1000	<<locked>>	88%	38421	87%	**11	100%
Accurate Solo 1250	<<locked>>	94%	37753	85%	**66	100%
Alliant BULLSEYE	<<locked>>	84%	39523	89%	**55	100%
Alliant POWER PISTOL	<<locked>>	96%	39436	89%	**50	96%
Alliant UNIQUE 👍	<<locked>>	96%	38000	86%	**55	100%
Baschieri & Pellagri 100	<<locked>>	89%	37811	85%	**11	100%
Hodgdon Clays	<<locked>>	84%	39131	88%	**19	100%
Hodgdon HP38	<<locked>>	67%	38870	88%	**60	100%
Hodgdon HS-6	<<locked>>	78%	39305	89%	**85	99%
Hodgdon Longshot	<<locked>>	74%	38435	87%	**71	100%
Hodgdon Universal	<<locked>>	89%	39131	88%	**02	100%
Hodgdon TrailBoss	<<locked>>	94%	10124	23%	**8	100%
Lovex D036	<<locked>>	72%	39479	89%	**01	98%
[Lovex D037.1]*	<<locked>>	90%	38856	88%	**44	88%
Lovex S011	<<locked>>	76%	38348	87%	**37	100%
Lovex S020	<<locked>>	87%	38972	88%	**12	100%
Maxam CSB 1	<<locked>>	97%	36883	83%	**57	100%
Maxam CSB 2	<<locked>>	97%	38754	88%	**89	100%
Maxam CSB 3	<<locked>>	92%	38014	86%	**43	100%
Maxam CSB 4	<<locked>>	89%	38334	87%	**24	100%
Maxam CSB 5	<<locked>>	84%	38986	88%	**81	100%
Ramshot Silhouette	<<locked>>	79%	39378	89%	**58	100%
Ramshot True Blue	<<locked>>	73%	39146	88%	**71	100%
Ramshot Zip	<<locked>>	68%	39407	89%	**76	100%
ReloadSwiss RS 12	<<locked>>	83%	38290	87%	**70	100%
ReloadSwiss RS 14	<<locked>>	96%	9123	21%	**4	99%
ReloadSwiss RS 20 👍	<<locked>>	96%	37231	84%	**39	100%
[ReloadSwiss RS 24]*	<<locked>>	96%	36709	83%	**01	89%
Rottweil P 801	<<locked>>	78%	38276	87%	**37	100%
Rottweil P 806	<<locked>>	96%	27427	62%	**45	97%
SNPE Vectan A0	<<locked>>	96%	37057	84%	**83	100%
SNPE Vectan BA 9	<<locked>>	89%	39233	89%	**83	100%
SNPE Vectan BA10	<<locked>>	79%	37985	86%	**29	100%
SNPE Vectan BA7 1/2	<<locked>>	96%	31633	71%	**70	98%
SNPE Vectan BA9 1/2	<<locked>>	91%	39073	88%	**89	100%
Shooters World Auto Pistol	<<locked>>	72%	39479	89%	**01	98%
[Shooters World Major Pistol]*	<<locked>>	90%	38856	88%	**44	88%
Somchem MP200	<<locked>>	88%	38450	87%	**39	100%
Somchem MS200 👍	<<locked>>	92%	37855	86%	**09	100%
Somchem S221	<<locked>>	82%	38624	87%	**04	93%
Vihtavuori 3N37 👍	<<locked>>	97%	38783	88%	**91	100%
[Vihtavuori 3N38]*	<<locked>>	97%	25831	58%	**34	84%
Vihtavuori N310	<<locked>>	71%	38435	87%	**38	100%
Vihtavuori N320	<<locked>>	88%	39697	90%	**43	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	24134	55%	**14	100%
Vihtavuori N330	<<locked>>	90%	39363	89%	**02	100%
Vihtavuori N340 👍	<<locked>>	93%	38348	87%	**19	100%
Vihtavuori N350	<<locked>>	96%	35360	80%	**35	100%
Winchester 231	<<locked>>	76%	39407	89%	**76	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	75%	14359	32%	**8	80%
ADI AP 70N	<<locked>>	60%	21669	49%	**79	100%
ADI APS 350	<<locked>>	60%	22046	50%	**2	100%
ADI APS 450	<<locked>>	60%	20972	47%	**8	100%
ADI AS 30	<<locked>>	61%	19102	43%	**5	100%
ADI AS 50N	<<locked>>	62%	20392	46%	**04	100%
Accurate No. 2	<<locked>>	61%	17390	39%	**8	96%
Accurate No. 5	<<locked>>	61%	26585	60%	**20	93%
[Accurate No. 7]*	<<locked>>	80%	26324	60%	**66	81%
Accurate Solo 1000	<<locked>>	62%	20218	46%	**4	100%
Accurate Solo 1250	<<locked>>	60%	14765	33%	**2	100%
Alliant BULLSEYE	<<locked>>	61%	20334	46%	**76	99%
[Alliant POWER PISTOL]*	<<locked>>	63%	15084	34%	**07	80%
Alliant UNIQUE	<<locked>>	60%	14388	33%	**1	96%
Baschieri & Pellagri 100	<<locked>>	60%	17085	39%	**2	100%
Hodgdon Clays	<<locked>>	60%	22321	50%	**5	100%
Hodgdon HP38	<<locked>>	62%	32851	74%	**98	100%
Hodgdon HS-6	<<locked>>	61%	21451	48%	**19	92%
Hodgdon Longshot	<<locked>>	61%	24250	55%	**75	96%
Hodgdon Universal	<<locked>>	60%	17608	40%	**07	100%
Hodgdon TrailBoss	<<locked>>	77%	7034	16%	**9	100%
Lovex D036	<<locked>>	61%	26542	60%	**17	93%
[Lovex D037.1]*	<<locked>>	80%	26324	60%	**66	81%
Lovex S011	<<locked>>	61%	24685	56%	**79	100%
Lovex S020	<<locked>>	62%	17970	41%	**27	99%
Maxam CSB 1	<<locked>>	60%	14141	32%	**5	99%
Maxam CSB 2	<<locked>>	61%	14330	32%	**8	100%
Maxam CSB 3	<<locked>>	62%	17637	40%	**1	100%
Maxam CSB 4	<<locked>>	61%	18579	42%	**1	100%
Maxam CSB 5	<<locked>>	61%	21335	48%	**1	100%
Ramshot Silhouette	<<locked>>	61%	21944	50%	**19	98%
Ramshot True Blue	<<locked>>	61%	24874	56%	**75	96%
Ramshot Zip	<<locked>>	61%	31618	71%	**91	100%
ReloadSwiss RS 12	<<locked>>	60%	18869	43%	**27	100%
ReloadSwiss RS 14	<<locked>>	79%	6498	15%	**6	96%
ReloadSwiss RS 20	<<locked>>	62%	13764	31%	**8	97%
[ReloadSwiss RS 24]*	<<locked>>	80%	22582	51%	**75	81%
Rottweil P 801	<<locked>>	61%	23569	53%	**63	100%
[Rottweil P 806]*	<<locked>>	70%	10733	24%	**1	81%
SNPE Vectan A0	<<locked>>	60%	14417	33%	**2	95%
SNPE Vectan BA 9	<<locked>>	62%	18826	43%	**04	100%
SNPE Vectan BA10	<<locked>>	61%	24366	55%	**4	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	11719	26%	**6	83%
SNPE Vectan BA9 1/2	<<locked>>	62%	17898	40%	**01	100%
Shooters World Auto Pistol	<<locked>>	61%	26542	60%	**17	93%
[Shooters World Major Pistol]*	<<locked>>	80%	26324	60%	**66	81%
Somchem MP200	<<locked>>	60%	17260	39%	**17	97%
Somchem MS200	<<locked>>	61%	16491	37%	**4	98%
[Somchem S221]*	<<locked>>	60%	17927	41%	**60	80%
[Vihtavuori 3N37]*	<<locked>>	61%	13155	30%	**2	87%
[Vihtavuori 3N38]*	<<locked>>	90%	20987	47%	**42	80%
Vihtavuori N310	<<locked>>	62%	29037	66%	**47	100%
Vihtavuori N320	<<locked>>	61%	18521	42%	**8	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	9761	22%	**1	100%
Vihtavuori N330	<<locked>>	62%	16534	37%	**01	100%
Vihtavuori N340	<<locked>>	61%	14866	34%	**5	96%
[Vihtavuori N350]*	<<locked>>	61%	11922	27%	**9	85%
Winchester 231	<<locked>>	61%	24816	56%	**99	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