Load data for .357 Auto Magnum + .356 | 135gr | H&N SWC KB

Recommended Powder(s): Alliant POWER PISTOL, Rottweil P 806, SNPE Vectan BA7 1/2

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.356 \| 135gr \| H&N SWC KB
Bullet Weight:	135gr \| 8.7g
Bullet Diameter:	0.356" \| 9.04mm
Bullet Length:	0.628" \| 16.0mm
Caliber:	.357 Auto Magnum load data
Case Length (l3):	1.299" \| 33.0mm
Cartridge Length (C.O.L.):	1.576" \| 40.0mm
Seated Depth:	0.351" \| 8.9mm
Shank Seated Depth:	0.351" \| 8.9mm
Case Capacity:	35.0 Grains of Water \| 2.27 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	36985 psi \| 2550 bar
LID:	LID_B7460_C511
Last updated:	2025-01-01

Load data for 92 loads in caliber .357 Auto Magnum with .356 | 135gr | H&N SWC KB bullet and 46 powders such as Alliant POWER PISTOL, Rottweil P 806, SNPE Vectan BA7 1/2. 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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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>>	82%	31879	86%	**06	99%
ADI APS 350	<<locked>>	64%	32750	89%	**37	100%
ADI APS 450	<<locked>>	64%	31430	85%	**47	100%
ADI AS 30	<<locked>>	66%	32445	88%	**99	100%
Accurate No. 2	<<locked>>	63%	31575	85%	**21	100%
Accurate No. 7	<<locked>>	65%	32547	88%	**72	93%
[Accurate No. 9]*	<<locked>>	73%	33199	90%	**72	87%
Accurate Solo 1000	<<locked>>	63%	31517	85%	**19	100%
Accurate Solo 1250	<<locked>>	67%	31575	85%	**71	100%
[Accurate TCM]*	<<locked>>	72%	32793	89%	**78	89%
[Alliant 2400]*	<<locked>>	82%	32213	87%	**88	84%
Alliant BLUE DOT	<<locked>>	83%	32184	87%	**58	91%
Alliant POWER PISTOL 👍	<<locked>>	68%	32764	89%	**65	99%
Alliant UNIQUE	<<locked>>	68%	32764	89%	**67	100%
Baschieri & Pellagri 100	<<locked>>	65%	32300	87%	**35	100%
[Hodgdon LilGun]*	<<locked>>	94%	32996	89%	**70	85%
Hodgdon Universal	<<locked>>	63%	32271	87%	**94	100%
Hodgdon TrailBoss	<<locked>>	95%	17999	49%	**60	100%
Lovex D037.1	<<locked>>	65%	32547	88%	**72	93%
[Lovex D037.2]*	<<locked>>	72%	32532	88%	**62	87%
Lovex S020	<<locked>>	62%	33025	89%	**34	100%
Maxam CSB 1	<<locked>>	70%	31676	86%	**75	100%
Maxam CSB 2	<<locked>>	67%	32198	87%	**75	100%
Maxam CSB 3	<<locked>>	68%	33141	90%	**68	100%
Maxam CSB 4	<<locked>>	63%	31430	85%	**19	100%
[Ramshot Enforcer]*	<<locked>>	82%	31865	86%	**81	85%
ReloadSwiss RS 14	<<locked>>	95%	16491	45%	**63	100%
ReloadSwiss RS 20	<<locked>>	69%	32343	87%	**44	100%
ReloadSwiss RS 24	<<locked>>	70%	32372	88%	**55	95%
Rottweil P 806 👍	<<locked>>	74%	32358	87%	**62	100%
SNPE Vectan A0	<<locked>>	71%	32590	88%	**21	100%
SNPE Vectan BA 9	<<locked>>	65%	32648	88%	**94	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	75%	32329	87%	**76	100%
SNPE Vectan BA9 1/2	<<locked>>	65%	32721	88%	**98	100%
[Shooters World Heavy Pistol]*	<<locked>>	72%	32532	88%	**62	87%
Shooters World Major Pistol	<<locked>>	65%	32547	88%	**72	93%
Somchem MP200	<<locked>>	63%	32169	87%	**47	100%
Somchem MS200	<<locked>>	67%	32314	87%	**34	100%
Vihtavuori 3N37	<<locked>>	70%	33170	90%	**12	100%
Vihtavuori 3N38	<<locked>>	80%	32909	89%	**65	96%
Vihtavuori N105	<<locked>>	86%	32924	89%	**01	99%
Vihtavuori N320	<<locked>>	63%	33185	90%	**52	100%
Vihtavuori N32C Tin Star	<<locked>>	85%	31647	86%	**53	100%
Vihtavuori N330	<<locked>>	63%	31647	86%	**88	100%
Vihtavuori N340	<<locked>>	67%	31778	86%	**24	100%
Vihtavuori N350	<<locked>>	71%	31894	86%	**93	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	61%	17506	47%	**94	91%
ADI APS 350	<<locked>>	61%	30792	83%	**04	100%
ADI APS 450	<<locked>>	61%	29617	80%	**17	100%
ADI AS 30	<<locked>>	61%	28543	77%	**40	100%
Accurate No. 2	<<locked>>	61%	29559	80%	**94	100%
Accurate No. 7	<<locked>>	61%	28268	76%	**86	90%
[Accurate No. 9]*	<<locked>>	63%	23003	62%	**71	80%
Accurate Solo 1000	<<locked>>	61%	29588	80%	**86	100%
Accurate Solo 1250	<<locked>>	61%	26121	71%	**93	100%
[Accurate TCM]*	<<locked>>	61%	21582	58%	**39	81%
[Alliant 2400]*	<<locked>>	76%	26890	73%	**76	80%
[Alliant BLUE DOT]*	<<locked>>	66%	19014	51%	**63	81%
Alliant POWER PISTOL	<<locked>>	61%	26527	72%	**44	97%
Alliant UNIQUE	<<locked>>	61%	26020	70%	**48	100%
Baschieri & Pellagri 100	<<locked>>	61%	28529	77%	**80	100%
[Hodgdon LilGun]*	<<locked>>	90%	28631	77%	**65	81%
Hodgdon Universal	<<locked>>	61%	30342	82%	**65	100%
Hodgdon TrailBoss	<<locked>>	61%	8586	23%	**0	100%
Lovex D037.1	<<locked>>	61%	28268	76%	**86	90%
[Lovex D037.2]*	<<locked>>	63%	23511	64%	**85	81%
Lovex S020	<<locked>>	61%	31024	84%	**98	100%
Maxam CSB 1	<<locked>>	62%	24947	67%	**63	100%
Maxam CSB 2	<<locked>>	61%	26803	72%	**93	100%
Maxam CSB 3	<<locked>>	61%	27673	75%	**89	100%
Maxam CSB 4	<<locked>>	61%	29501	80%	**96	100%
[Ramshot Enforcer]*	<<locked>>	77%	26484	72%	**70	81%
ReloadSwiss RS 14	<<locked>>	61%	8006	22%	**7	100%
ReloadSwiss RS 20	<<locked>>	61%	25425	69%	**42	100%
ReloadSwiss RS 24	<<locked>>	61%	24091	65%	**85	90%
Rottweil P 806	<<locked>>	61%	19856	54%	**02	97%
SNPE Vectan A0	<<locked>>	61%	24555	66%	**93	100%
SNPE Vectan BA 9	<<locked>>	61%	29283	79%	**39	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	21248	57%	**66	98%
SNPE Vectan BA9 1/2	<<locked>>	61%	29124	79%	**45	100%
[Shooters World Heavy Pistol]*	<<locked>>	63%	23511	64%	**85	81%
Shooters World Major Pistol	<<locked>>	61%	28268	76%	**86	90%
Somchem MP200	<<locked>>	61%	30429	82%	**27	100%
Somchem MS200	<<locked>>	61%	27180	74%	**42	100%
Vihtavuori 3N37	<<locked>>	61%	25338	69%	**75	100%
[Vihtavuori 3N38]*	<<locked>>	61%	17651	48%	**24	85%
[Vihtavuori N105]*	<<locked>>	61%	13735	37%	**45	83%
Vihtavuori N320	<<locked>>	61%	31053	84%	**25	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	18101	49%	**40	100%
Vihtavuori N330	<<locked>>	61%	29689	80%	**52	100%
Vihtavuori N340	<<locked>>	61%	26527	72%	**42	100%
Vihtavuori N350	<<locked>>	61%	22626	61%	**16	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