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

Recommended Powder(s): Rottweil P 806, SNPE Vectan BA7 1/2, Somchem S221, Vihtavuori 3N37, 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):	1.380" \| 35.1mm
Cartridge Length (C.O.L.):	1.655" \| 42.0mm
Seated Depth:	0.264" \| 6.7mm
Shank Seated Depth:	0.264" \| 6.7mm
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 132 loads in caliber .454 Casull Magnum with .452 | 200gr | Rim Rock RNFP Cowboy bullet and 66 powders such as Rottweil P 806, SNPE Vectan BA7 1/2, Somchem S221, Vihtavuori 3N37, 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.

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>>	96%	40567	72%	**50	99%
ADI AP 70N	<<locked>>	76%	50691	90%	**24	100%
ADI APS 350	<<locked>>	86%	49182	87%	**27	100%
ADI APS 450	<<locked>>	88%	49980	88%	**60	100%
ADI AS 30	<<locked>>	88%	49414	87%	**06	100%
ADI AS 50N	<<locked>>	84%	50386	89%	**65	100%
Accurate No. 2	<<locked>>	80%	49095	87%	**37	100%
Accurate No. 5	<<locked>>	66%	50531	89%	**72	100%
Accurate No. 7	<<locked>>	80%	49327	87%	**21	96%
Accurate No. 9	<<locked>>	89%	50604	89%	**24	92%
Accurate Solo 1000	<<locked>>	86%	49617	88%	**42	100%
Accurate Solo 1250	<<locked>>	89%	49908	88%	**98	100%
Accurate TCM	<<locked>>	89%	49821	88%	**04	93%
[Alliant 2400]*	<<locked>>	96%	43627	77%	**55	86%
Alliant BLUE DOT	<<locked>>	96%	40059	71%	**80	92%
Alliant BULLSEYE	<<locked>>	79%	49763	88%	**83	100%
Alliant POWER PISTOL	<<locked>>	86%	49632	88%	**11	100%
Alliant UNIQUE	<<locked>>	88%	49110	87%	**80	100%
Baschieri & Pellagri 100	<<locked>>	86%	50140	89%	**42	100%
Hodgdon Clays	<<locked>>	86%	50473	89%	**47	100%
Hodgdon HP38	<<locked>>	64%	50763	90%	**91	100%
Hodgdon HS-6	<<locked>>	72%	50850	90%	**36	100%
Hodgdon Longshot	<<locked>>	68%	49443	87%	**19	100%
Hodgdon Universal	<<locked>>	83%	49922	88%	**21	100%
Hodgdon TrailBoss	<<locked>>	96%	17143	30%	**47	100%
Lovex D036	<<locked>>	66%	50459	89%	**68	100%
Lovex D037.1	<<locked>>	80%	49327	87%	**21	96%
Lovex D037.2	<<locked>>	88%	49690	88%	**01	91%
Lovex S011	<<locked>>	73%	48950	87%	**65	100%
Lovex S020	<<locked>>	80%	49908	88%	**31	100%
Maxam CSB 1	<<locked>>	94%	50328	89%	**91	100%
Maxam CSB 2	<<locked>>	88%	49617	88%	**88	100%
Maxam CSB 3	<<locked>>	89%	49603	88%	**62	100%
Maxam CSB 4	<<locked>>	87%	50618	89%	**52	100%
Maxam CSB 5	<<locked>>	83%	49966	88%	**99	100%
[Ramshot Enforcer]*	<<locked>>	96%	43787	77%	**55	87%
Ramshot Silhouette	<<locked>>	74%	50850	90%	**93	100%
Ramshot True Blue	<<locked>>	68%	49951	88%	**22	100%
Ramshot Zip	<<locked>>	64%	50198	89%	**88	100%
ReloadSwiss RS 12	<<locked>>	78%	50183	89%	**78	100%
ReloadSwiss RS 14	<<locked>>	96%	15635	28%	**43	100%
ReloadSwiss RS 20	<<locked>>	90%	50604	89%	**83	100%
ReloadSwiss RS 24	<<locked>>	88%	49487	87%	**04	98%
Rottweil P 801	<<locked>>	74%	50604	89%	**52	100%
Rottweil P 806 👍	<<locked>>	91%	49284	87%	**81	100%
SNPE Vectan A0	<<locked>>	93%	49937	88%	**44	100%
SNPE Vectan BA 9	<<locked>>	85%	50647	90%	**04	100%
SNPE Vectan BA10	<<locked>>	83%	50821	90%	**73	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	97%	50517	89%	**16	100%
SNPE Vectan BA9 1/2	<<locked>>	85%	49719	88%	**04	100%
Shooters World Auto Pistol	<<locked>>	66%	50459	89%	**68	100%
Shooters World Heavy Pistol	<<locked>>	88%	49690	88%	**01	91%
Shooters World Major Pistol	<<locked>>	80%	49327	87%	**21	96%
Somchem MP200	<<locked>>	83%	50850	90%	**96	100%
Somchem MS200	<<locked>>	88%	50517	89%	**54	100%
Somchem S221 👍	<<locked>>	75%	50633	90%	**01	100%
Vihtavuori 3N37 👍	<<locked>>	88%	49458	87%	**32	100%
Vihtavuori 3N38	<<locked>>	96%	45629	81%	**42	98%
Vihtavuori N105	<<locked>>	97%	38435	68%	**83	98%
Vihtavuori N310	<<locked>>	72%	50473	89%	**70	100%
Vihtavuori N320	<<locked>>	83%	50836	90%	**58	100%
Vihtavuori N32C Tin Star	<<locked>>	97%	37449	66%	**25	100%
Vihtavuori N330	<<locked>>	82%	49443	87%	**01	100%
Vihtavuori N340	<<locked>>	87%	50618	89%	**63	100%
Vihtavuori N350 👍	<<locked>>	92%	50430	89%	**19	100%
Winchester 231	<<locked>>	72%	50894	90%	**01	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	15708	28%	**38	86%
ADI AP 70N	<<locked>>	61%	34142	60%	**34	100%
ADI APS 350	<<locked>>	61%	29008	51%	**78	100%
ADI APS 450	<<locked>>	61%	27963	49%	**98	100%
ADI AS 30	<<locked>>	61%	27079	48%	**27	100%
ADI AS 50N	<<locked>>	61%	29341	52%	**06	100%
Accurate No. 2	<<locked>>	61%	26832	47%	**45	100%
Accurate No. 5	<<locked>>	61%	41742	74%	**60	100%
[Accurate No. 7]*	<<locked>>	61%	24265	43%	**07	84%
[Accurate No. 9]*	<<locked>>	72%	27137	48%	**57	80%
Accurate Solo 1000	<<locked>>	61%	27499	49%	**57	100%
Accurate Solo 1250	<<locked>>	61%	23946	42%	**57	100%
[Accurate TCM]*	<<locked>>	70%	25933	46%	**17	81%
[Alliant 2400]*	<<locked>>	86%	32242	57%	**62	80%
[Alliant BLUE DOT]*	<<locked>>	75%	21828	39%	**32	81%
Alliant BULLSEYE	<<locked>>	61%	30487	54%	**34	100%
Alliant POWER PISTOL	<<locked>>	61%	23134	41%	**71	92%
Alliant UNIQUE	<<locked>>	61%	24076	43%	**25	100%
Baschieri & Pellagri 100	<<locked>>	61%	26455	47%	**57	100%
Hodgdon Clays	<<locked>>	61%	29530	52%	**01	100%
Hodgdon HP38	<<locked>>	61%	45818	81%	**39	100%
Hodgdon HS-6	<<locked>>	61%	34621	61%	**29	100%
Hodgdon Longshot	<<locked>>	61%	38305	68%	**75	100%
Hodgdon Universal	<<locked>>	61%	28384	50%	**39	100%
Hodgdon TrailBoss	<<locked>>	61%	8209	15%	**4	100%
Lovex D036	<<locked>>	61%	41698	74%	**60	100%
[Lovex D037.1]*	<<locked>>	61%	24265	43%	**07	84%
[Lovex D037.2]*	<<locked>>	71%	27717	49%	**63	81%
Lovex S011	<<locked>>	61%	34577	61%	**98	100%
Lovex S020	<<locked>>	61%	28485	50%	**71	100%
Maxam CSB 1	<<locked>>	61%	22321	39%	**24	100%
Maxam CSB 2	<<locked>>	61%	24236	43%	**57	100%
Maxam CSB 3	<<locked>>	61%	25498	45%	**60	100%
Maxam CSB 4	<<locked>>	61%	26934	48%	**57	100%
Maxam CSB 5	<<locked>>	61%	29646	52%	**53	100%
[Ramshot Enforcer]*	<<locked>>	86%	30748	54%	**45	80%
Ramshot Silhouette	<<locked>>	61%	34055	60%	**96	100%
Ramshot True Blue	<<locked>>	61%	40030	71%	**98	100%
Ramshot Zip	<<locked>>	61%	45252	80%	**45	100%
ReloadSwiss RS 12	<<locked>>	61%	31923	56%	**68	100%
ReloadSwiss RS 14	<<locked>>	61%	7658	14%	**7	99%
ReloadSwiss RS 20	<<locked>>	61%	22350	40%	**86	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	21002	37%	**12	84%
Rottweil P 801	<<locked>>	61%	35389	63%	**78	100%
Rottweil P 806	<<locked>>	61%	17289	31%	**47	93%
SNPE Vectan A0	<<locked>>	61%	22162	39%	**53	100%
SNPE Vectan BA 9	<<locked>>	61%	26672	47%	**09	100%
SNPE Vectan BA10	<<locked>>	61%	31256	55%	**47	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	19305	34%	**14	95%
SNPE Vectan BA9 1/2	<<locked>>	61%	26266	46%	**09	100%
Shooters World Auto Pistol	<<locked>>	61%	41698	74%	**60	100%
[Shooters World Heavy Pistol]*	<<locked>>	71%	27717	49%	**63	81%
[Shooters World Major Pistol]*	<<locked>>	61%	24265	43%	**07	84%
Somchem MP200	<<locked>>	61%	27833	49%	**88	100%
Somchem MS200	<<locked>>	61%	24961	44%	**09	100%
Somchem S221	<<locked>>	61%	30908	55%	**09	95%
Vihtavuori 3N37	<<locked>>	61%	22539	40%	**22	98%
[Vihtavuori 3N38]*	<<locked>>	63%	16549	29%	**88	80%
[Vihtavuori N105]*	<<locked>>	67%	14591	26%	**71	81%
Vihtavuori N310	<<locked>>	61%	38247	68%	**32	100%
Vihtavuori N320	<<locked>>	61%	28326	50%	**89	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	16752	30%	**17	100%
Vihtavuori N330	<<locked>>	61%	26905	48%	**22	100%
Vihtavuori N340	<<locked>>	61%	23989	42%	**96	100%
Vihtavuori N350	<<locked>>	61%	20421	36%	**70	97%
Winchester 231	<<locked>>	61%	37072	66%	**50	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.