Load data for .38-45 ACP + .355 | 121gr | Frontier Bullets CMJ FP atch

Recommended Powder(s): Alliant UNIQUE, Ramshot Silhouette, ReloadSwiss RS 20, Somchem MP200, Somchem MS200

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 121gr \| Frontier Bullets CMJ FP atch
Manufacturer SKU:	100107
Bullet Weight:	121gr \| 7.8g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.539" \| 13.7mm
Caliber:	.38-45 ACP load data
Case Length (l3):	0.898" \| 22.8mm
Cartridge Length (C.O.L.):	1.038" \| 26.4mm
Seated Depth:	0.399" \| 10.1mm
Shank Seated Depth:	0.399" \| 10.1mm
Case Capacity:	22.0 Grains of Water \| 1.43 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	34084 psi \| 2350 bar
LID:	LID_B10965_C596
Last updated:	2025-11-05

Load data for 110 loads in caliber .38-45 ACP with .355 | 121gr | Frontier Bullets CMJ FP atch bullet and 55 powders such as Alliant UNIQUE, Ramshot Silhouette, ReloadSwiss RS 20, Somchem MP200, Somchem MS200. 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>>	97%	26934	79%	**76	89%
ADI AP 70N	<<locked>>	68%	30182	89%	**63	100%
ADI APS 350	<<locked>>	70%	29008	85%	**60	100%
ADI APS 450	<<locked>>	72%	29051	85%	**96	100%
ADI AS 30	<<locked>>	75%	29675	87%	**48	100%
ADI AS 50N	<<locked>>	72%	28877	85%	**84	100%
Accurate No. 2	<<locked>>	75%	29095	85%	**50	99%
Accurate No. 5	<<locked>>	63%	29791	87%	**35	93%
Accurate Solo 1000	<<locked>>	75%	29646	87%	**78	100%
Accurate Solo 1250	<<locked>>	84%	30603	90%	**53	100%
Alliant BULLSEYE	<<locked>>	73%	30342	89%	**16	100%
Alliant POWER PISTOL	<<locked>>	84%	29849	88%	**71	90%
Alliant Sport Pistol	<<locked>>	68%	29965	88%	**09	100%
Alliant UNIQUE 👍	<<locked>>	84%	30618	90%	**22	100%
Baschieri & Pellagri 100	<<locked>>	77%	29298	86%	**84	100%
Hodgdon Clays	<<locked>>	70%	29341	86%	**79	100%
Hodgdon HS-6	<<locked>>	69%	29892	88%	**19	95%
Hodgdon Longshot	<<locked>>	66%	30298	89%	**29	97%
Hodgdon Universal	<<locked>>	76%	30182	89%	**63	100%
Hodgdon CFE Pistol	<<locked>>	78%	29805	87%	**57	100%
Hodgdon TrailBoss	<<locked>>	95%	13227	39%	**6	100%
Lovex D036	<<locked>>	63%	29733	87%	**32	93%
Lovex S011	<<locked>>	66%	29022	85%	**04	100%
Lovex S020	<<locked>>	76%	30037	88%	**80	100%
Maxam CSB 1	<<locked>>	87%	30327	89%	**47	100%
Maxam CSB 2	<<locked>>	82%	29051	85%	**50	100%
Maxam CSB 3	<<locked>>	80%	29675	87%	**14	100%
Maxam CSB 4	<<locked>>	76%	29646	87%	**94	100%
Maxam CSB 5	<<locked>>	72%	29849	88%	**52	100%
Ramshot Silhouette 👍	<<locked>>	69%	29660	87%	**06	99%
Ramshot True Blue	<<locked>>	64%	29486	87%	**06	97%
ReloadSwiss RS 12	<<locked>>	71%	29051	85%	**30	100%
ReloadSwiss RS 14	<<locked>>	93%	11864	35%	**6	100%
ReloadSwiss RS 20 👍	<<locked>>	87%	30269	89%	**25	100%
[ReloadSwiss RS 24]*	<<locked>>	88%	30530	90%	**71	84%
Rottweil P 801	<<locked>>	65%	29646	87%	**94	100%
Rottweil P 806	<<locked>>	96%	29602	87%	**37	96%
SNPE Vectan A0	<<locked>>	87%	30603	90%	**70	100%
SNPE Vectan BA 9	<<locked>>	76%	29225	86%	**34	100%
SNPE Vectan BA10	<<locked>>	67%	29037	85%	**96	100%
SNPE Vectan BA7 1/2	<<locked>>	93%	30501	90%	**12	96%
SNPE Vectan BA9 1/2	<<locked>>	77%	29544	87%	**43	100%
SNPE Vectan SP 2	<<locked>>	81%	29356	86%	**88	92%
Shooters World Auto Pistol	<<locked>>	63%	29733	87%	**32	93%
Somchem MP200 👍	<<locked>>	76%	29370	86%	**93	100%
Somchem MS200 👍	<<locked>>	81%	29994	88%	**83	100%
[Somchem S221]*	<<locked>>	73%	30560	90%	**45	88%
Vihtavuori 3N37	<<locked>>	86%	30472	89%	**48	97%
[Vihtavuori 3N38]*	<<locked>>	95%	26498	78%	**89	82%
Vihtavuori N320	<<locked>>	76%	30313	89%	**14	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	26498	78%	**93	100%
Vihtavuori N330	<<locked>>	79%	29979	88%	**76	100%
Vihtavuori N340	<<locked>>	82%	29501	87%	**76	100%
Vihtavuori N350	<<locked>>	90%	30371	89%	**35	98%
Winchester 231	<<locked>>	64%	29182	86%	**27	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	77%	17056	50%	**60	81%
ADI AP 70N	<<locked>>	61%	24323	71%	**75	100%
ADI APS 350	<<locked>>	61%	23699	70%	**8	100%
ADI APS 450	<<locked>>	61%	22553	66%	**04	100%
ADI AS 30	<<locked>>	62%	21770	64%	**30	100%
ADI AS 50N	<<locked>>	62%	22785	67%	**89	100%
Accurate No. 2	<<locked>>	61%	19102	56%	**63	95%
Accurate No. 5	<<locked>>	61%	27528	81%	**89	92%
Accurate Solo 1000	<<locked>>	60%	20421	60%	**33	100%
Accurate Solo 1250	<<locked>>	60%	17085	50%	**20	100%
Alliant BULLSEYE	<<locked>>	61%	21814	64%	**61	99%
[Alliant POWER PISTOL]*	<<locked>>	65%	17883	52%	**12	81%
Alliant Sport Pistol	<<locked>>	60%	24134	71%	**04	99%
Alliant UNIQUE	<<locked>>	60%	17114	50%	**56	96%
Baschieri & Pellagri 100	<<locked>>	60%	19174	56%	**24	100%
Hodgdon Clays	<<locked>>	61%	23960	70%	**01	100%
Hodgdon HS-6	<<locked>>	60%	22597	66%	**84	91%
Hodgdon Longshot	<<locked>>	61%	25570	75%	**43	95%
Hodgdon Universal	<<locked>>	61%	20595	60%	**99	100%
Hodgdon CFE Pistol	<<locked>>	60%	18652	55%	**63	100%
Hodgdon TrailBoss	<<locked>>	62%	7731	23%	**9	99%
Lovex D036	<<locked>>	61%	27485	81%	**89	92%
Lovex S011	<<locked>>	61%	25730	76%	**52	100%
Lovex S020	<<locked>>	62%	20349	60%	**12	99%
Maxam CSB 1	<<locked>>	61%	16302	48%	**7	99%
Maxam CSB 2	<<locked>>	62%	17405	51%	**50	100%
Maxam CSB 3	<<locked>>	60%	18565	54%	**30	100%
Maxam CSB 4	<<locked>>	61%	20537	60%	**53	100%
Maxam CSB 5	<<locked>>	61%	23279	68%	**53	100%
Ramshot Silhouette	<<locked>>	61%	23337	68%	**94	98%
Ramshot True Blue	<<locked>>	62%	27166	80%	**66	96%
ReloadSwiss RS 12	<<locked>>	60%	22046	65%	**19	100%
ReloadSwiss RS 14	<<locked>>	61%	7455	22%	**9	96%
ReloadSwiss RS 20	<<locked>>	60%	14837	44%	**17	96%
[ReloadSwiss RS 24]*	<<locked>>	82%	25904	76%	**83	81%
Rottweil P 801	<<locked>>	61%	26368	77%	**55	100%
[Rottweil P 806]*	<<locked>>	67%	12502	37%	**30	81%
SNPE Vectan A0	<<locked>>	61%	16201	48%	**4	95%
SNPE Vectan BA 9	<<locked>>	60%	19087	56%	**53	99%
SNPE Vectan BA10	<<locked>>	62%	25599	75%	**50	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	13793	40%	**8	83%
SNPE Vectan BA9 1/2	<<locked>>	60%	18985	56%	**60	100%
[SNPE Vectan SP 2]*	<<locked>>	60%	15925	47%	**93	81%
Shooters World Auto Pistol	<<locked>>	61%	27485	81%	**89	92%
Somchem MP200	<<locked>>	60%	19421	57%	**99	96%
Somchem MS200	<<locked>>	62%	18695	55%	**66	98%
[Somchem S221]*	<<locked>>	61%	21045	62%	**61	81%
[Vihtavuori 3N37]*	<<locked>>	61%	15316	45%	**27	87%
[Vihtavuori 3N38]*	<<locked>>	92%	24091	71%	**47	80%
Vihtavuori N320	<<locked>>	62%	20871	61%	**73	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	13126	39%	**6	100%
Vihtavuori N330	<<locked>>	62%	18681	55%	**89	100%
Vihtavuori N340	<<locked>>	61%	17085	50%	**40	96%
[Vihtavuori N350]*	<<locked>>	61%	13822	41%	**4	86%
Winchester 231	<<locked>>	61%	26295	77%	**81	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