Load data for .454 Casull Magnum + .452 | 200gr | Rim Rock RNFP Cowboy

Recommended Powder(s): SNPE Vectan BA7 1/2, SNPE Vectan SP 2, Somchem S221, Vihtavuori 3N38, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.452 \| 200gr \| Rim Rock RNFP Cowboy
Manufacturer SKU:	#029
Bullet Weight:	200gr \| 13.0g
Bullet Diameter:	0.452" \| 11.48mm
Bullet Length:	0.539" \| 13.7mm
Caliber:	.454 Casull Magnum load data
Case Length (l3):	1.398" \| 35.5mm
Cartridge Length (C.O.L.):	1.739" \| 44.2mm
Seated Depth:	0.198" \| 5.0mm
Shank Seated Depth:	0.198" \| 5.0mm
Case Capacity:	46.8 Grains of Water \| 3.04 cm³
Primer Size:	Large Pistol Magnum (LPM)
Max. allowed Pressure:	56565 psi \| 3900 bar
LID:	LID_B10654_C777
Last updated:	2025-01-01

Load data for 140 loads in caliber .454 Casull Magnum with .452 | 200gr | Rim Rock RNFP Cowboy bullet and 70 powders such as SNPE Vectan BA7 1/2, SNPE Vectan SP 2, Somchem S221, Vihtavuori 3N38, Vihtavuori N350. 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>>	97%	43845	78%	**06	100%
ADI AP 70N	<<locked>>	73%	49705	88%	**27	100%
ADI APS 350	<<locked>>	87%	50241	89%	**57	100%
ADI APS 450	<<locked>>	88%	50647	90%	**83	100%
ADI AS 30	<<locked>>	88%	50444	89%	**32	100%
ADI AS 50N	<<locked>>	82%	49806	88%	**65	100%
[Accurate 4100]*	<<locked>>	96%	43018	76%	**36	83%
Accurate No. 2	<<locked>>	79%	49922	88%	**63	100%
Accurate No. 5	<<locked>>	65%	50850	90%	**85	100%
Accurate No. 7	<<locked>>	79%	50067	89%	**34	97%
Accurate No. 9	<<locked>>	87%	50386	89%	**37	92%
Accurate Solo 1000	<<locked>>	86%	50531	89%	**62	100%
Accurate Solo 1250	<<locked>>	88%	50285	89%	**21	100%
Accurate TCM	<<locked>>	87%	49864	88%	**27	93%
[Alliant 2400]*	<<locked>>	96%	47050	83%	**08	88%
Alliant BLUE DOT	<<locked>>	96%	42221	75%	**26	94%
Alliant BULLSEYE	<<locked>>	77%	49124	87%	**96	100%
Alliant POWER PISTOL	<<locked>>	85%	50140	89%	**44	100%
Alliant Sport Pistol	<<locked>>	72%	50430	89%	**09	100%
Alliant UNIQUE	<<locked>>	88%	50459	89%	**13	100%
Baschieri & Pellagri 100	<<locked>>	84%	49327	87%	**42	100%
Hodgdon Clays	<<locked>>	85%	49777	88%	**60	100%
Hodgdon HP38	<<locked>>	63%	50357	89%	**01	100%
Hodgdon HS-6	<<locked>>	70%	49588	88%	**49	100%
Hodgdon Longshot	<<locked>>	67%	49661	88%	**32	100%
Hodgdon Universal	<<locked>>	81%	49705	88%	**27	100%
Hodgdon CFE Pistol	<<locked>>	83%	50169	89%	**27	100%
Hodgdon TrailBoss	<<locked>>	95%	17419	31%	**56	100%
Lovex D036	<<locked>>	65%	50778	90%	**85	100%
Lovex D037.1	<<locked>>	79%	50067	89%	**34	97%
Lovex D037.2	<<locked>>	86%	49821	88%	**21	92%
Lovex S011	<<locked>>	73%	49995	88%	**85	100%
Lovex S020	<<locked>>	78%	49719	88%	**47	100%
Maxam CSB 1	<<locked>>	92%	50053	88%	**11	100%
Maxam CSB 2	<<locked>>	87%	49458	87%	**91	100%
Maxam CSB 3	<<locked>>	88%	50430	89%	**88	100%
Maxam CSB 4	<<locked>>	86%	50865	90%	**68	100%
Maxam CSB 5	<<locked>>	82%	50430	89%	**19	100%
Ramshot Enforcer	<<locked>>	96%	47587	84%	**31	90%
Ramshot Silhouette	<<locked>>	72%	50604	89%	**13	100%
Ramshot True Blue	<<locked>>	66%	50256	89%	**36	100%
Ramshot Zip	<<locked>>	63%	49966	88%	**08	100%
ReloadSwiss RS 12	<<locked>>	77%	50691	90%	**01	100%
ReloadSwiss RS 14	<<locked>>	97%	16621	29%	**73	100%
ReloadSwiss RS 20	<<locked>>	87%	49588	88%	**80	100%
ReloadSwiss RS 24	<<locked>>	86%	49777	88%	**37	98%
Rottweil P 801	<<locked>>	72%	49763	88%	**55	100%
Rottweil P 806	<<locked>>	89%	50647	90%	**11	100%
SNPE Vectan A0	<<locked>>	91%	50227	89%	**60	100%
SNPE Vectan BA 9	<<locked>>	83%	50734	90%	**31	100%
SNPE Vectan BA10	<<locked>>	81%	49850	88%	**83	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	94%	49980	88%	**26	100%
SNPE Vectan BA9 1/2	<<locked>>	85%	50879	90%	**40	100%
SNPE Vectan SP 2 👍	<<locked>>	79%	50125	89%	**31	100%
Shooters World Auto Pistol	<<locked>>	65%	50778	90%	**85	100%
Shooters World Heavy Pistol	<<locked>>	86%	49821	88%	**21	92%
Shooters World Major Pistol	<<locked>>	79%	50067	89%	**34	97%
Somchem MP200	<<locked>>	80%	49385	87%	**90	100%
Somchem MS200	<<locked>>	86%	50024	88%	**67	100%
Somchem S221 👍	<<locked>>	73%	50430	89%	**11	100%
Vihtavuori 3N37	<<locked>>	87%	50836	90%	**45	100%
Vihtavuori 3N38 👍	<<locked>>	97%	49705	88%	**04	99%
Vihtavuori N105	<<locked>>	97%	41626	74%	**42	99%
Vihtavuori N310	<<locked>>	70%	49472	87%	**70	100%
Vihtavuori N320	<<locked>>	82%	50821	90%	**75	100%
Vihtavuori N32C Tin Star	<<locked>>	97%	38885	69%	**58	100%
Vihtavuori N330	<<locked>>	81%	49617	88%	**24	100%
Vihtavuori N340	<<locked>>	86%	50850	90%	**80	100%
Vihtavuori N350 👍	<<locked>>	90%	50357	89%	**36	100%
Winchester 231	<<locked>>	70%	49966	88%	**08	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	16302	29%	**65	87%
ADI AP 70N	<<locked>>	61%	35636	63%	**57	100%
ADI APS 350	<<locked>>	61%	29878	53%	**07	100%
ADI APS 450	<<locked>>	61%	28645	51%	**20	100%
ADI AS 30	<<locked>>	61%	27934	49%	**43	100%
ADI AS 50N	<<locked>>	61%	29965	53%	**22	100%
[Accurate 4100]*	<<locked>>	92%	37318	66%	**47	80%
Accurate No. 2	<<locked>>	61%	28253	50%	**78	100%
Accurate No. 5	<<locked>>	61%	43830	77%	**03	100%
[Accurate No. 7]*	<<locked>>	61%	25846	46%	**37	86%
[Accurate No. 9]*	<<locked>>	69%	26542	47%	**47	80%
Accurate Solo 1000	<<locked>>	61%	28123	50%	**86	100%
Accurate Solo 1250	<<locked>>	61%	24526	43%	**80	100%
[Accurate TCM]*	<<locked>>	67%	24642	44%	**04	80%
[Alliant 2400]*	<<locked>>	83%	30618	54%	**52	80%
[Alliant BLUE DOT]*	<<locked>>	72%	21176	37%	**25	81%
Alliant BULLSEYE	<<locked>>	61%	32184	57%	**67	100%
Alliant POWER PISTOL	<<locked>>	61%	24613	44%	**11	94%
Alliant Sport Pistol	<<locked>>	61%	36042	64%	**29	100%
Alliant UNIQUE	<<locked>>	61%	25063	44%	**52	100%
Baschieri & Pellagri 100	<<locked>>	61%	27050	48%	**70	100%
Hodgdon Clays	<<locked>>	61%	30385	54%	**20	100%
Hodgdon HP38	<<locked>>	61%	47398	84%	**68	100%
Hodgdon HS-6	<<locked>>	61%	36709	65%	**78	100%
Hodgdon Longshot	<<locked>>	61%	40451	72%	**21	100%
Hodgdon Universal	<<locked>>	61%	29515	52%	**65	100%
Hodgdon CFE Pistol	<<locked>>	61%	27659	49%	**42	100%
Hodgdon TrailBoss	<<locked>>	62%	8760	15%	**7	100%
Lovex D036	<<locked>>	61%	43772	77%	**03	100%
[Lovex D037.1]*	<<locked>>	61%	25846	46%	**37	86%
[Lovex D037.2]*	<<locked>>	68%	26150	46%	**44	80%
Lovex S011	<<locked>>	61%	36172	64%	**24	100%
Lovex S020	<<locked>>	61%	29530	52%	**94	100%
Maxam CSB 1	<<locked>>	61%	23467	41%	**57	100%
Maxam CSB 2	<<locked>>	61%	25541	45%	**93	100%
Maxam CSB 3	<<locked>>	61%	26194	46%	**80	100%
Maxam CSB 4	<<locked>>	61%	28268	50%	**96	100%
Maxam CSB 5	<<locked>>	61%	31285	55%	**86	100%
[Ramshot Enforcer]*	<<locked>>	83%	29573	52%	**42	80%
Ramshot Silhouette	<<locked>>	61%	35955	64%	**26	100%
Ramshot True Blue	<<locked>>	61%	42119	74%	**40	100%
Ramshot Zip	<<locked>>	61%	46818	83%	**75	100%
ReloadSwiss RS 12	<<locked>>	61%	33504	59%	**94	100%
ReloadSwiss RS 14	<<locked>>	62%	8151	14%	**4	100%
ReloadSwiss RS 20	<<locked>>	61%	23931	42%	**22	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	22220	39%	**48	86%
Rottweil P 801	<<locked>>	61%	36927	65%	**11	100%
Rottweil P 806	<<locked>>	61%	18594	33%	**86	94%
SNPE Vectan A0	<<locked>>	61%	23540	42%	**80	100%
SNPE Vectan BA 9	<<locked>>	61%	27862	49%	**35	100%
SNPE Vectan BA10	<<locked>>	61%	31720	56%	**63	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	20204	36%	**50	96%
SNPE Vectan BA9 1/2	<<locked>>	61%	27296	48%	**35	100%
SNPE Vectan SP 2	<<locked>>	61%	27746	49%	**86	97%
Shooters World Auto Pistol	<<locked>>	61%	43772	77%	**03	100%
[Shooters World Heavy Pistol]*	<<locked>>	68%	26150	46%	**44	80%
[Shooters World Major Pistol]*	<<locked>>	61%	25846	46%	**37	86%
Somchem MP200	<<locked>>	61%	29037	51%	**21	100%
Somchem MS200	<<locked>>	61%	25875	46%	**35	100%
Somchem S221	<<locked>>	61%	32605	58%	**42	96%
Vihtavuori 3N37	<<locked>>	61%	23511	42%	**52	99%
[Vihtavuori 3N38]*	<<locked>>	61%	16447	29%	**84	80%
[Vihtavuori N105]*	<<locked>>	63%	13924	25%	**52	80%
Vihtavuori N310	<<locked>>	61%	39566	70%	**65	100%
Vihtavuori N320	<<locked>>	61%	29776	53%	**16	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	17172	30%	**33	100%
Vihtavuori N330	<<locked>>	61%	28210	50%	**48	100%
Vihtavuori N340	<<locked>>	61%	25585	45%	**32	100%
Vihtavuori N350	<<locked>>	61%	21538	38%	**96	98%
Winchester 231	<<locked>>	61%	38363	68%	**76	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