Load data for .357 Auto Magnum + .358 | 148gr | Rim Rock DEWC Top Shelf

Recommended Powder(s): Alliant POWER PISTOL, Rottweil P 806, SNPE Vectan BA7 1/2, SNPE Vectan SP 2, Vihtavuori N105

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.358 \| 148gr \| Rim Rock DEWC Top Shelf
Manufacturer SKU:	#322
Bullet Weight:	148gr \| 9.6g
Bullet Diameter:	0.358" \| 9.09mm
Bullet Length:	0.551" \| 14.0mm
Caliber:	.357 Auto Magnum load data
Case Length (l3):	1.299" \| 33.0mm
Cartridge Length (C.O.L.):	1.299" \| 33.0mm
Seated Depth:	0.551" \| 14.0mm
Shank Seated Depth:	0.551" \| 14.0mm
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_B10549_C511
Last updated:	2025-11-26

Load data for 100 loads in caliber .357 Auto Magnum with .358 | 148gr | Rim Rock DEWC Top Shelf bullet and 50 powders such as Alliant POWER PISTOL, Rottweil P 806, SNPE Vectan BA7 1/2, SNPE Vectan SP 2, Vihtavuori N105. 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>>	84%	31763	86%	**91	99%
ADI APS 350	<<locked>>	65%	32547	88%	**19	100%
ADI APS 450	<<locked>>	67%	33141	90%	**58	100%
ADI AS 30	<<locked>>	68%	33069	89%	**98	100%
ADI AS 50N	<<locked>>	64%	33040	89%	**40	100%
Accurate No. 2	<<locked>>	66%	33199	90%	**29	100%
Accurate No. 7	<<locked>>	67%	32837	89%	**73	93%
[Accurate No. 9]*	<<locked>>	74%	31647	86%	**40	87%
Accurate Solo 1000	<<locked>>	66%	32314	87%	**14	100%
Accurate Solo 1250	<<locked>>	69%	31430	85%	**60	100%
[Accurate TCM]*	<<locked>>	75%	32430	88%	**53	89%
[Alliant 2400]*	<<locked>>	85%	32387	88%	**73	84%
Alliant BLUE DOT	<<locked>>	86%	31981	86%	**50	92%
Alliant POWER PISTOL 👍	<<locked>>	69%	31836	86%	**40	99%
Alliant UNIQUE	<<locked>>	70%	32866	89%	**48	100%
Baschieri & Pellagri 100	<<locked>>	67%	32140	87%	**17	100%
Hodgdon Clays	<<locked>>	65%	33156	90%	**38	100%
[Hodgdon LilGun]*	<<locked>>	97%	31357	85%	**22	83%
Hodgdon Universal	<<locked>>	63%	31357	85%	**66	100%
Hodgdon CFE Pistol	<<locked>>	66%	31343	85%	**73	100%
Hodgdon TrailBoss	<<locked>>	95%	17332	47%	**8	100%
Lovex D037.1	<<locked>>	67%	32837	89%	**73	93%
[Lovex D037.2]*	<<locked>>	74%	32430	88%	**53	87%
Lovex S020	<<locked>>	63%	31502	85%	**96	100%
Maxam CSB 1	<<locked>>	74%	33141	90%	**80	100%
Maxam CSB 2	<<locked>>	69%	32532	88%	**66	100%
Maxam CSB 3	<<locked>>	69%	32938	89%	**47	100%
Maxam CSB 4	<<locked>>	66%	32503	88%	**24	100%
[Ramshot Enforcer]*	<<locked>>	86%	32343	87%	**80	85%
ReloadSwiss RS 14	<<locked>>	93%	15490	42%	**5	100%
ReloadSwiss RS 20	<<locked>>	70%	31357	85%	**25	100%
ReloadSwiss RS 24	<<locked>>	72%	32010	87%	**37	95%
Rottweil P 806 👍	<<locked>>	76%	31531	85%	**47	100%
SNPE Vectan A0	<<locked>>	73%	32764	89%	**16	100%
SNPE Vectan BA 9	<<locked>>	66%	31749	86%	**70	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	78%	32895	89%	**78	100%
SNPE Vectan BA9 1/2	<<locked>>	65%	31096	84%	**63	100%
SNPE Vectan SP 2 👍	<<locked>>	66%	33257	90%	**67	100%
[Shooters World Heavy Pistol]*	<<locked>>	74%	32430	88%	**53	87%
Shooters World Major Pistol	<<locked>>	67%	32837	89%	**73	93%
Somchem MP200	<<locked>>	65%	32605	88%	**42	100%
Somchem MS200	<<locked>>	68%	32039	87%	**06	100%
Vihtavuori 3N37	<<locked>>	71%	32460	88%	**88	100%
Vihtavuori 3N38	<<locked>>	82%	32213	87%	**37	96%
Vihtavuori N105 👍	<<locked>>	90%	33040	89%	**96	99%
Vihtavuori N320	<<locked>>	64%	32111	87%	**24	100%
Vihtavuori N32C Tin Star	<<locked>>	86%	31444	85%	**48	100%
Vihtavuori N330	<<locked>>	66%	32837	89%	**93	100%
Vihtavuori N340	<<locked>>	69%	31807	86%	**16	100%
Vihtavuori N350	<<locked>>	74%	32706	88%	**81	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	61%	16563	45%	**79	91%
ADI APS 350	<<locked>>	62%	30095	81%	**89	100%
ADI APS 450	<<locked>>	61%	28543	77%	**99	100%
ADI AS 30	<<locked>>	62%	28384	77%	**32	100%
ADI AS 50N	<<locked>>	62%	30661	83%	**04	100%
Accurate No. 2	<<locked>>	61%	28311	77%	**57	100%
[Accurate No. 7]*	<<locked>>	61%	26136	71%	**48	89%
[Accurate No. 9]*	<<locked>>	67%	24076	65%	**02	81%
Accurate Solo 1000	<<locked>>	60%	27804	75%	**55	100%
Accurate Solo 1250	<<locked>>	61%	25063	68%	**71	100%
[Accurate TCM]*	<<locked>>	64%	22031	60%	**50	81%
[Alliant 2400]*	<<locked>>	80%	27485	74%	**78	81%
[Alliant BLUE DOT]*	<<locked>>	67%	18086	49%	**52	81%
Alliant POWER PISTOL	<<locked>>	61%	24656	67%	**99	96%
Alliant UNIQUE	<<locked>>	61%	24729	67%	**30	100%
Baschieri & Pellagri 100	<<locked>>	61%	27572	75%	**58	100%
Hodgdon Clays	<<locked>>	62%	30589	83%	**06	100%
[Hodgdon LilGun]*	<<locked>>	94%	28021	76%	**60	81%
Hodgdon Universal	<<locked>>	61%	29153	79%	**40	100%
Hodgdon CFE Pistol	<<locked>>	61%	27543	74%	**14	100%
Hodgdon TrailBoss	<<locked>>	62%	8789	24%	**5	100%
[Lovex D037.1]*	<<locked>>	61%	26136	71%	**48	89%
[Lovex D037.2]*	<<locked>>	65%	23424	63%	**83	81%
Lovex S020	<<locked>>	61%	29327	79%	**63	100%
Maxam CSB 1	<<locked>>	61%	22960	62%	**29	100%
Maxam CSB 2	<<locked>>	62%	25976	70%	**81	100%
Maxam CSB 3	<<locked>>	61%	26252	71%	**58	100%
Maxam CSB 4	<<locked>>	61%	27891	75%	**65	100%
[Ramshot Enforcer]*	<<locked>>	80%	25962	70%	**65	81%
ReloadSwiss RS 14	<<locked>>	60%	7948	21%	**8	100%
ReloadSwiss RS 20	<<locked>>	61%	23569	64%	**07	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	22278	60%	**53	89%
Rottweil P 806	<<locked>>	61%	18768	51%	**01	97%
SNPE Vectan A0	<<locked>>	61%	23279	63%	**68	100%
SNPE Vectan BA 9	<<locked>>	61%	27818	75%	**17	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	19928	54%	**42	98%
SNPE Vectan BA9 1/2	<<locked>>	60%	26890	73%	**07	100%
SNPE Vectan SP 2	<<locked>>	61%	27398	74%	**68	98%
[Shooters World Heavy Pistol]*	<<locked>>	65%	23424	63%	**83	81%
[Shooters World Major Pistol]*	<<locked>>	61%	26136	71%	**48	89%
Somchem MP200	<<locked>>	61%	28529	77%	**83	100%
Somchem MS200	<<locked>>	61%	26020	70%	**17	100%
Vihtavuori 3N37	<<locked>>	61%	23380	63%	**37	100%
[Vihtavuori 3N38]*	<<locked>>	61%	16114	44%	**96	84%
[Vihtavuori N105]*	<<locked>>	61%	12618	34%	**33	82%
Vihtavuori N320	<<locked>>	61%	29820	81%	**98	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	17187	46%	**5	100%
Vihtavuori N330	<<locked>>	61%	28166	76%	**27	100%
Vihtavuori N340	<<locked>>	61%	25527	69%	**20	100%
Vihtavuori N350	<<locked>>	61%	21698	59%	**98	99%

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