Load data for .454 Casull Magnum + .451 | 200gr | Speer JHP

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.451 \| 200gr \| Speer JHP
Manufacturer SKU:	4477
Bullet Weight:	200gr \| 13.0g
Bullet Diameter:	0.451" \| 11.46mm
Bullet Length:	0.553" \| 14.0mm
Caliber:	.454 Casull Magnum load data
Case Length (l3):	1.398" \| 35.5mm
Cartridge Length (C.O.L.):	1.739" \| 44.2mm
Seated Depth:	0.212" \| 5.4mm
Shank Seated Depth:	0.212" \| 5.4mm
Case Capacity:	46.8 Grains of Water \| 3.04 cm³
Primer Size:	Small Rifle Magnum (SRM)
Max. allowed Pressure:	56565 psi \| 3900 bar
LID:	LID_B6285_C777
Last updated:	2025-11-05

Load data for 138 loads in caliber .454 Casull Magnum with .451 | 200gr | Speer JHP bullet and 69 powder(s). 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>>	96%	43279	77%	**83	100%
ADI AP 70N	<<locked>>	73%	49661	88%	**31	100%
ADI APS 350	<<locked>>	87%	50473	89%	**47	100%
ADI APS 450	<<locked>>	86%	49617	88%	**70	100%
ADI AS 30	<<locked>>	86%	49603	88%	**16	100%
ADI AS 50N	<<locked>>	82%	50459	89%	**68	100%
[Accurate 4100]*	<<locked>>	97%	44106	78%	**36	83%
Accurate No. 2	<<locked>>	79%	49705	88%	**50	100%
Accurate No. 5	<<locked>>	64%	49632	88%	**65	100%
Accurate No. 7	<<locked>>	79%	50821	90%	**44	97%
Accurate No. 9	<<locked>>	87%	49864	88%	**14	92%
Accurate Solo 1000	<<locked>>	85%	49356	87%	**49	100%
Accurate Solo 1250	<<locked>>	87%	49472	87%	**94	100%
Accurate TCM	<<locked>>	87%	50531	89%	**37	94%
[Alliant 2400]*	<<locked>>	97%	47892	85%	**24	89%
Alliant BLUE DOT	<<locked>>	96%	42670	75%	**32	94%
Alliant BULLSEYE	<<locked>>	78%	50546	89%	**99	100%
Alliant POWER PISTOL	<<locked>>	84%	49734	88%	**24	100%
Alliant Sport Pistol	<<locked>>	72%	49414	87%	**96	100%
Alliant UNIQUE	<<locked>>	87%	49647	88%	**03	100%
Baschieri & Pellagri 100	<<locked>>	84%	50096	89%	**45	100%
Hodgdon Clays	<<locked>>	85%	50009	88%	**57	100%
Hodgdon HS-6	<<locked>>	70%	49705	88%	**45	100%
Hodgdon Longshot	<<locked>>	67%	49806	88%	**29	100%
Hodgdon Universal	<<locked>>	81%	49661	88%	**31	100%
Hodgdon CFE Pistol	<<locked>>	83%	49835	88%	**08	100%
Hodgdon TrailBoss	<<locked>>	95%	17883	32%	**60	100%
Lovex D036	<<locked>>	64%	49574	88%	**65	100%
Lovex D037.1	<<locked>>	79%	50821	90%	**44	97%
Lovex D037.2	<<locked>>	86%	50386	89%	**31	92%
Lovex S011	<<locked>>	72%	49690	88%	**72	100%
Lovex S020	<<locked>>	79%	50459	89%	**40	100%
Maxam CSB 1	<<locked>>	91%	49298	87%	**01	100%
Maxam CSB 2	<<locked>>	87%	50488	89%	**01	100%
Maxam CSB 3	<<locked>>	87%	49443	87%	**75	100%
Maxam CSB 4	<<locked>>	84%	49676	88%	**55	100%
Maxam CSB 5	<<locked>>	82%	50691	90%	**09	100%
Ramshot Enforcer	<<locked>>	97%	48327	85%	**24	90%
Ramshot Silhouette	<<locked>>	72%	50676	90%	**09	100%
Ramshot True Blue	<<locked>>	66%	50546	89%	**32	100%
Ramshot Zip	<<locked>>	63%	49835	88%	**98	100%
ReloadSwiss RS 12	<<locked>>	75%	49313	87%	**72	100%
ReloadSwiss RS 14	<<locked>>	97%	17187	30%	**79	100%
ReloadSwiss RS 20	<<locked>>	87%	49603	88%	**73	100%
ReloadSwiss RS 24	<<locked>>	86%	50328	89%	**41	98%
Rottweil P 801	<<locked>>	72%	50618	89%	**49	100%
Rottweil P 806 👍	<<locked>>	89%	50140	89%	**08	100%
SNPE Vectan A0	<<locked>>	91%	50227	89%	**54	100%
SNPE Vectan BA 9	<<locked>>	83%	49835	88%	**08	100%
SNPE Vectan BA10	<<locked>>	81%	50082	89%	**83	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	94%	50096	89%	**19	100%
SNPE Vectan BA9 1/2	<<locked>>	84%	50111	89%	**14	100%
SNPE Vectan SP 2 👍	<<locked>>	79%	50459	89%	**31	100%
Shooters World Auto Pistol	<<locked>>	64%	49574	88%	**65	100%
Shooters World Heavy Pistol	<<locked>>	86%	50386	89%	**31	92%
Shooters World Major Pistol	<<locked>>	79%	50821	90%	**44	97%
Somchem MP200	<<locked>>	80%	50169	89%	**99	100%
Somchem MS200	<<locked>>	86%	50720	90%	**73	100%
Somchem S221 👍	<<locked>>	73%	49371	87%	**95	100%
Vihtavuori 3N37	<<locked>>	86%	50169	89%	**42	100%
Vihtavuori 3N38	<<locked>>	97%	49371	87%	**88	98%
Vihtavuori N105	<<locked>>	97%	42134	74%	**49	99%
Vihtavuori N310	<<locked>>	70%	49864	88%	**67	100%
Vihtavuori N320	<<locked>>	81%	49705	88%	**58	100%
Vihtavuori N32C Tin Star	<<locked>>	97%	39001	69%	**48	100%
Vihtavuori N330	<<locked>>	81%	50169	89%	**14	100%
Vihtavuori N340	<<locked>>	86%	50792	90%	**70	100%
Vihtavuori N350 👍	<<locked>>	90%	50560	89%	**32	100%
Winchester 231	<<locked>>	70%	49835	88%	**98	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	16795	30%	**68	88%
ADI AP 70N	<<locked>>	61%	35520	63%	**53	100%
ADI APS 350	<<locked>>	61%	30023	53%	**01	100%
ADI APS 450	<<locked>>	61%	28747	51%	**14	100%
ADI AS 30	<<locked>>	61%	28166	50%	**50	100%
ADI AS 50N	<<locked>>	61%	30443	54%	**22	100%
[Accurate 4100]*	<<locked>>	92%	36912	65%	**44	80%
Accurate No. 2	<<locked>>	61%	28079	50%	**75	100%
Accurate No. 5	<<locked>>	61%	43932	78%	**96	100%
[Accurate No. 7]*	<<locked>>	61%	26295	46%	**44	86%
[Accurate No. 9]*	<<locked>>	69%	26992	48%	**57	81%
Accurate Solo 1000	<<locked>>	61%	28311	50%	**83	100%
Accurate Solo 1250	<<locked>>	61%	24990	44%	**83	100%
[Accurate TCM]*	<<locked>>	67%	25150	44%	**14	81%
[Alliant 2400]*	<<locked>>	84%	32285	57%	**72	81%
[Alliant BLUE DOT]*	<<locked>>	70%	20885	37%	**02	80%
Alliant BULLSEYE	<<locked>>	61%	31894	56%	**60	100%
Alliant POWER PISTOL	<<locked>>	61%	25034	44%	**07	94%
Alliant Sport Pistol	<<locked>>	61%	36477	64%	**32	100%
Alliant UNIQUE	<<locked>>	61%	25672	45%	**48	100%
Baschieri & Pellagri 100	<<locked>>	61%	27514	49%	**73	100%
Hodgdon Clays	<<locked>>	61%	30560	54%	**24	100%
Hodgdon HS-6	<<locked>>	61%	36912	65%	**75	100%
Hodgdon Longshot	<<locked>>	61%	40538	72%	**14	100%
Hodgdon Universal	<<locked>>	61%	29515	52%	**62	100%
Hodgdon CFE Pistol	<<locked>>	61%	28079	50%	**45	100%
Hodgdon TrailBoss	<<locked>>	61%	9195	16%	**3	100%
Lovex D036	<<locked>>	61%	43874	78%	**96	100%
[Lovex D037.1]*	<<locked>>	61%	26295	46%	**44	86%
[Lovex D037.2]*	<<locked>>	68%	26731	47%	**40	80%
Lovex S011	<<locked>>	61%	35882	63%	**17	100%
Lovex S020	<<locked>>	61%	29950	53%	**98	100%
Maxam CSB 1	<<locked>>	61%	23801	42%	**50	100%
Maxam CSB 2	<<locked>>	61%	26136	46%	**96	100%
Maxam CSB 3	<<locked>>	61%	26498	47%	**80	100%
Maxam CSB 4	<<locked>>	61%	28572	51%	**93	100%
Maxam CSB 5	<<locked>>	61%	31459	56%	**83	100%
[Ramshot Enforcer]*	<<locked>>	83%	30298	54%	**42	81%
Ramshot Silhouette	<<locked>>	61%	35969	64%	**32	100%
Ramshot True Blue	<<locked>>	61%	42395	75%	**37	100%
Ramshot Zip	<<locked>>	61%	46673	83%	**65	100%
ReloadSwiss RS 12	<<locked>>	61%	33779	60%	**94	100%
ReloadSwiss RS 14	<<locked>>	61%	8702	15%	**0	100%
ReloadSwiss RS 20	<<locked>>	61%	23888	42%	**19	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	22510	40%	**48	86%
Rottweil P 801	<<locked>>	61%	37637	67%	**07	100%
Rottweil P 806	<<locked>>	61%	19261	34%	**89	95%
SNPE Vectan A0	<<locked>>	61%	23482	42%	**76	100%
SNPE Vectan BA 9	<<locked>>	61%	28427	50%	**39	100%
SNPE Vectan BA10	<<locked>>	61%	31908	56%	**60	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	20392	36%	**40	96%
SNPE Vectan BA9 1/2	<<locked>>	61%	27833	49%	**29	100%
SNPE Vectan SP 2	<<locked>>	61%	28065	50%	**83	97%
Shooters World Auto Pistol	<<locked>>	61%	43874	78%	**96	100%
[Shooters World Heavy Pistol]*	<<locked>>	68%	26731	47%	**40	80%
[Shooters World Major Pistol]*	<<locked>>	61%	26295	46%	**44	86%
Somchem MP200	<<locked>>	61%	29559	52%	**14	100%
Somchem MS200	<<locked>>	61%	26339	47%	**39	100%
Somchem S221	<<locked>>	61%	33054	58%	**42	96%
Vihtavuori 3N37	<<locked>>	61%	24018	42%	**48	99%
[Vihtavuori 3N38]*	<<locked>>	61%	16897	30%	**88	81%
[Vihtavuori N105]*	<<locked>>	63%	14170	25%	**52	81%
Vihtavuori N310	<<locked>>	61%	39914	71%	**65	100%
Vihtavuori N320	<<locked>>	61%	30023	53%	**16	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	18014	32%	**47	100%
Vihtavuori N330	<<locked>>	61%	28543	50%	**52	100%
Vihtavuori N340	<<locked>>	61%	25411	45%	**29	100%
Vihtavuori N350	<<locked>>	61%	21611	38%	**99	98%
Winchester 231	<<locked>>	61%	38203	68%	**63	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