Load data for .38-45 ACP + .358 | 148gr | Rim Rock DEWC Top Shelf

Recommended Powder(s): Alliant BULLSEYE, Alliant Sport Pistol, Alliant UNIQUE, ReloadSwiss RS 20, Vihtavuori N330

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:	.38-45 ACP load data
Case Length (l3):	0.898" \| 22.8mm
Cartridge Length (C.O.L.):	0.898" \| 22.8mm
Seated Depth:	0.551" \| 14.0mm
Shank Seated Depth:	0.551" \| 14.0mm
Case Capacity:	22.0 Grains of Water \| 1.43 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	34084 psi \| 2350 bar
LID:	LID_B10549_C596
Last updated:	2025-11-10

Load data for 108 loads in caliber .38-45 ACP with .358 | 148gr | Rim Rock DEWC Top Shelf bullet and 54 powders such as Alliant BULLSEYE, Alliant Sport Pistol, Alliant UNIQUE, ReloadSwiss RS 20, Vihtavuori N330. 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>>	97%	20682	61%	**1	84%
ADI AP 70N	<<locked>>	76%	28427	83%	**33	100%
ADI APS 350	<<locked>>	79%	30545	90%	**9	100%
ADI APS 450	<<locked>>	80%	29805	87%	**6	100%
ADI AS 30	<<locked>>	85%	29486	87%	**1	100%
ADI AS 50N	<<locked>>	83%	29573	87%	**1	100%
Accurate No. 2	<<locked>>	82%	28369	83%	**10	98%
Accurate No. 5	<<locked>>	71%	30182	89%	**02	92%
Accurate Solo 1000	<<locked>>	83%	29341	86%	**5	100%
Accurate Solo 1250	<<locked>>	91%	28543	84%	**14	100%
Alliant BULLSEYE 👍	<<locked>>	82%	30530	90%	**86	100%
Alliant POWER PISTOL	<<locked>>	95%	30110	88%	**35	90%
Alliant Sport Pistol 👍	<<locked>>	76%	30414	89%	**83	100%
Alliant UNIQUE 👍	<<locked>>	94%	29370	86%	**86	100%
Baschieri & Pellagri 100	<<locked>>	87%	30255	89%	**4	100%
Hodgdon Clays	<<locked>>	74%	28050	82%	**6	100%
Hodgdon HP38	<<locked>>	65%	30269	89%	**14	100%
Hodgdon HS-6	<<locked>>	76%	28906	85%	**73	94%
Hodgdon Longshot	<<locked>>	73%	29080	85%	**76	96%
Hodgdon Universal	<<locked>>	85%	28427	83%	**33	100%
Hodgdon CFE Pistol	<<locked>>	87%	29269	86%	**33	100%
Lovex D036	<<locked>>	71%	30139	88%	**99	92%
Lovex S011	<<locked>>	74%	30226	89%	**4	100%
Lovex S020	<<locked>>	84%	29095	85%	**47	100%
Maxam CSB 1	<<locked>>	95%	29037	85%	**14	100%
Maxam CSB 2	<<locked>>	96%	29921	88%	**53	100%
Maxam CSB 3	<<locked>>	91%	30443	89%	**10	100%
Maxam CSB 4	<<locked>>	85%	29501	87%	**4	100%
Maxam CSB 5	<<locked>>	81%	30371	89%	**1	100%
Ramshot Silhouette	<<locked>>	77%	29443	86%	**73	99%
Ramshot True Blue	<<locked>>	72%	29805	87%	**79	96%
Ramshot Zip	<<locked>>	65%	28877	85%	**10	100%
ReloadSwiss RS 12	<<locked>>	81%	28398	83%	**24	100%
ReloadSwiss RS 20 👍	<<locked>>	97%	29008	85%	**86	100%
Rottweil P 801	<<locked>>	75%	28471	84%	**1	100%
[Rottweil P 806]*	<<locked>>	96%	18724	55%	**40	89%
SNPE Vectan A0	<<locked>>	95%	29385	86%	**30	100%
SNPE Vectan BA 9	<<locked>>	84%	29051	85%	**10	100%
SNPE Vectan BA10	<<locked>>	75%	29776	87%	**6	100%
SNPE Vectan BA7 1/2	<<locked>>	97%	26339	77%	**20	94%
SNPE Vectan BA9 1/2	<<locked>>	87%	29269	86%	**27	100%
SNPE Vectan SP 2	<<locked>>	93%	30023	88%	**68	92%
Shooters World Auto Pistol	<<locked>>	71%	30139	88%	**99	92%
Somchem MP200	<<locked>>	85%	29240	86%	**63	99%
Somchem MS200	<<locked>>	90%	29211	86%	**47	100%
[Somchem S221]*	<<locked>>	82%	29936	88%	**06	86%
Vihtavuori 3N37	<<locked>>	95%	28848	85%	**89	96%
Vihtavuori N310	<<locked>>	68%	29733	87%	**9	100%
Vihtavuori N320	<<locked>>	86%	30414	89%	**04	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	20233	59%	**3	100%
Vihtavuori N330 👍	<<locked>>	90%	30458	89%	**63	100%
Vihtavuori N340	<<locked>>	91%	29443	86%	**50	100%
Vihtavuori N350	<<locked>>	95%	26121	77%	**47	95%
Winchester 231	<<locked>>	72%	28877	85%	**10	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	91%	17724	52%	**9	81%
ADI AP 70N	<<locked>>	62%	18594	55%	**6	100%
ADI APS 350	<<locked>>	61%	20015	59%	**4	100%
ADI APS 450	<<locked>>	60%	18188	53%	**1	100%
ADI AS 30	<<locked>>	61%	16244	48%	**1	100%
ADI AS 50N	<<locked>>	61%	17056	50%	**3	100%
Accurate No. 2	<<locked>>	60%	14141	41%	**4	90%
[Accurate No. 5]*	<<locked>>	61%	21190	62%	**5	87%
Accurate Solo 1000	<<locked>>	60%	16331	48%	**4	100%
[Accurate Solo 1250]²	<<locked>>	59%	12024	35%	**1	97%
Alliant BULLSEYE	<<locked>>	60%	16491	48%	**6	96%
[Alliant POWER PISTOL]*	<<locked>>	76%	18202	53%	**2	81%
Alliant Sport Pistol	<<locked>>	62%	20073	59%	**5	97%
Alliant UNIQUE	<<locked>>	62%	12488	37%	**7	91%
[Baschieri & Pellagri 100]²	<<locked>>	59%	14040	41%	**4	100%
Hodgdon Clays	<<locked>>	61%	20320	60%	**8	100%
Hodgdon HP38	<<locked>>	60%	25701	75%	**5	100%
[Hodgdon HS-6]*	<<locked>>	61%	17550	51%	**6	86%
Hodgdon Longshot	<<locked>>	60%	18695	55%	**9	90%
Hodgdon Universal	<<locked>>	62%	15360	45%	**7	99%
Hodgdon CFE Pistol	<<locked>>	60%	13605	40%	**4	98%
[Lovex D036]*	<<locked>>	61%	21147	62%	**5	87%
Lovex S011	<<locked>>	62%	21060	62%	**6	100%
Lovex S020	<<locked>>	60%	13634	40%	**7	95%
Maxam CSB 1	<<locked>>	60%	11647	34%	**5	96%
Maxam CSB 2	<<locked>>	62%	11589	34%	**1	100%
Maxam CSB 3	<<locked>>	62%	14446	42%	**1	100%
[Maxam CSB 4]²	<<locked>>	59%	14779	43%	**4	100%
Maxam CSB 5	<<locked>>	62%	18159	53%	**0	100%
Ramshot Silhouette	<<locked>>	60%	17245	51%	**6	94%
Ramshot True Blue	<<locked>>	62%	20769	61%	**1	91%
Ramshot Zip	<<locked>>	62%	26716	78%	**4	100%
ReloadSwiss RS 12	<<locked>>	62%	16056	47%	**3	100%
ReloadSwiss RS 20	<<locked>>	62%	11284	33%	**1	92%
Rottweil P 801	<<locked>>	60%	18043	53%	**3	100%
[Rottweil P 806]*	<<locked>>	84%	12531	37%	**6	81%
SNPE Vectan A0	<<locked>>	62%	12691	37%	**5	91%
SNPE Vectan BA 9	<<locked>>	60%	14881	44%	**7	97%
SNPE Vectan BA10	<<locked>>	60%	20291	60%	**1	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	68%	12401	36%	**8	81%
SNPE Vectan BA9 1/2	<<locked>>	61%	14634	43%	**7	98%
[SNPE Vectan SP 2]*	<<locked>>	72%	15258	45%	**5	80%
[Shooters World Auto Pistol]*	<<locked>>	61%	21147	62%	**5	87%
Somchem MP200	<<locked>>	60%	14025	41%	**0	91%
Somchem MS200	<<locked>>	61%	13532	40%	**7	93%
[Somchem S221]*	<<locked>>	72%	21437	63%	**1	80%
[Vihtavuori 3N37]*	<<locked>>	62%	11023	32%	**1	80%
Vihtavuori N310	<<locked>>	61%	23917	70%	**0	100%
Vihtavuori N320	<<locked>>	61%	14707	43%	**4	100%
Vihtavuori N32C Tin Star	<<locked>>	67%	9819	29%	**3	100%
Vihtavuori N330	<<locked>>	61%	12792	38%	**4	99%
Vihtavuori N340	<<locked>>	60%	11937	35%	**1	91%
[Vihtavuori N350]*	<<locked>>	66%	11414	33%	**8	81%
Winchester 231	<<locked>>	61%	20610	60%	**2	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