Load data for .454 Casull Magnum + .451 | 190gr | Lehigh Defense Xtreme Defense

Recommended Powder(s): Alliant POWER PISTOL, Alliant UNIQUE, Rottweil P 806, Vihtavuori 3N37, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.451 \| 190gr \| Lehigh Defense Xtreme Defense
Manufacturer SKU:	Subsonic 09451190LP
Bullet Weight:	190gr \| 12.3g
Bullet Diameter:	0.451" \| 11.46mm
Bullet Length:	0.670" \| 17.0mm
Caliber:	.454 Casull Magnum load data
Case Length (l3):	1.398" \| 35.5mm
Cartridge Length (C.O.L.):	1.739" \| 44.2mm
Seated Depth:	0.329" \| 8.4mm
Shank Seated Depth:	0.289" \| 7.3mm
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_B10988_C777
Last updated:	2025-11-04
Recommended Twist Rate:	1:40 - 1:33

Load data for 136 loads in caliber .454 Casull Magnum with .451 | 190gr | Lehigh Defense Xtreme Defense bullet and 68 powders such as Alliant POWER PISTOL, Alliant UNIQUE, Rottweil P 806, 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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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%	37115	66%	**24	98%
ADI AP 70N	<<locked>>	78%	49081	87%	**40	100%
ADI APS 350	<<locked>>	90%	49980	88%	**57	100%
ADI APS 450	<<locked>>	90%	49255	87%	**80	100%
ADI AS 30	<<locked>>	92%	49821	88%	**35	100%
ADI AS 50N	<<locked>>	87%	49966	88%	**91	100%
Accurate No. 2	<<locked>>	84%	49313	87%	**70	100%
Accurate No. 5	<<locked>>	69%	49400	87%	**81	100%
Accurate No. 7	<<locked>>	84%	50285	89%	**54	95%
Accurate No. 9	<<locked>>	93%	50778	90%	**50	90%
Accurate Solo 1000	<<locked>>	90%	50502	89%	**68	100%
Accurate Solo 1250	<<locked>>	93%	49617	88%	**27	100%
Accurate TCM	<<locked>>	93%	49821	88%	**27	91%
[Alliant BLUE DOT]*	<<locked>>	97%	35766	63%	**44	89%
Alliant BULLSEYE	<<locked>>	82%	49617	88%	**13	100%
Alliant POWER PISTOL 👍	<<locked>>	91%	50560	89%	**57	100%
Alliant Sport Pistol	<<locked>>	77%	50430	89%	**32	100%
Alliant UNIQUE 👍	<<locked>>	94%	50212	89%	**36	100%
Baschieri & Pellagri 100	<<locked>>	89%	50140	89%	**72	100%
Hodgdon Clays	<<locked>>	88%	49153	87%	**67	100%
Hodgdon HP38	<<locked>>	67%	50763	90%	**24	100%
Hodgdon HS-6	<<locked>>	75%	50807	90%	**72	100%
Hodgdon Longshot	<<locked>>	72%	50676	90%	**52	100%
Hodgdon Universal	<<locked>>	86%	49081	87%	**40	100%
Hodgdon CFE Pistol	<<locked>>	89%	50154	89%	**40	100%
Hodgdon TrailBoss	<<locked>>	96%	14997	27%	**30	100%
Lovex D036	<<locked>>	69%	49356	87%	**81	100%
Lovex D037.1	<<locked>>	84%	50285	89%	**54	95%
Lovex D037.2	<<locked>>	92%	49908	88%	**27	90%
Lovex S011	<<locked>>	77%	50908	90%	**11	100%
Lovex S020	<<locked>>	84%	50618	89%	**70	100%
Maxam CSB 1	<<locked>>	96%	48501	86%	**08	100%
Maxam CSB 2	<<locked>>	93%	50517	89%	**27	100%
Maxam CSB 3	<<locked>>	92%	49327	87%	**01	100%
Maxam CSB 4	<<locked>>	89%	49603	88%	**75	100%
Maxam CSB 5	<<locked>>	86%	50749	90%	**35	100%
[Ramshot Enforcer]*	<<locked>>	96%	36854	65%	**83	82%
Ramshot Silhouette	<<locked>>	76%	49356	87%	**19	100%
Ramshot True Blue	<<locked>>	71%	50546	89%	**52	100%
Ramshot Zip	<<locked>>	67%	50154	89%	**21	100%
ReloadSwiss RS 12	<<locked>>	82%	50850	90%	**14	100%
ReloadSwiss RS 14	<<locked>>	96%	13242	23%	**20	100%
ReloadSwiss RS 20	<<locked>>	94%	50589	89%	**09	100%
ReloadSwiss RS 24	<<locked>>	92%	50212	89%	**44	97%
Rottweil P 801	<<locked>>	77%	49995	88%	**68	100%
Rottweil P 806 👍	<<locked>>	96%	49313	87%	**31	100%
SNPE Vectan A0	<<locked>>	96%	50256	89%	**67	100%
SNPE Vectan BA 9	<<locked>>	87%	49342	87%	**24	100%
SNPE Vectan BA10	<<locked>>	84%	49240	87%	**80	100%
SNPE Vectan BA7 1/2	<<locked>>	97%	45600	81%	**96	100%
SNPE Vectan BA9 1/2	<<locked>>	89%	49458	87%	**37	100%
SNPE Vectan SP 2	<<locked>>	85%	49821	88%	**57	100%
Shooters World Auto Pistol	<<locked>>	69%	49356	87%	**81	100%
Shooters World Heavy Pistol	<<locked>>	92%	49908	88%	**27	90%
Shooters World Major Pistol	<<locked>>	84%	50285	89%	**54	95%
Somchem MP200	<<locked>>	85%	49893	88%	**19	100%
Somchem MS200	<<locked>>	92%	50473	89%	**90	100%
Somchem S221	<<locked>>	78%	50241	89%	**24	99%
Vihtavuori 3N37 👍	<<locked>>	92%	49879	88%	**65	100%
Vihtavuori 3N38	<<locked>>	97%	40625	72%	**09	95%
Vihtavuori N105	<<locked>>	97%	32518	57%	**40	96%
Vihtavuori N310	<<locked>>	73%	49298	87%	**80	100%
Vihtavuori N320	<<locked>>	85%	49168	87%	**65	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	32924	58%	**06	100%
Vihtavuori N330	<<locked>>	87%	50879	90%	**54	100%
Vihtavuori N340	<<locked>>	91%	50488	89%	**86	100%
Vihtavuori N350 👍	<<locked>>	95%	49821	88%	**49	100%
Winchester 231	<<locked>>	74%	49226	87%	**17	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	13503	24%	**89	81%
ADI AP 70N	<<locked>>	61%	30356	54%	**14	100%
ADI APS 350	<<locked>>	61%	26977	48%	**75	100%
ADI APS 450	<<locked>>	61%	26208	46%	**91	100%
ADI AS 30	<<locked>>	61%	24584	43%	**11	100%
ADI AS 50N	<<locked>>	61%	26310	47%	**89	100%
Accurate No. 2	<<locked>>	61%	24149	43%	**25	100%
Accurate No. 5	<<locked>>	61%	37376	66%	**27	99%
[Accurate No. 7]*	<<locked>>	62%	21451	38%	**65	80%
[Accurate No. 9]*	<<locked>>	79%	30589	54%	**32	80%
Accurate Solo 1000	<<locked>>	61%	25367	45%	**57	100%
Accurate Solo 1250	<<locked>>	61%	21190	37%	**40	100%
[Accurate TCM]*	<<locked>>	76%	27905	49%	**93	81%
[Alliant BLUE DOT]*	<<locked>>	81%	22800	40%	**81	80%
Alliant BULLSEYE	<<locked>>	61%	27847	49%	**14	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	20450	36%	**19	88%
Alliant Sport Pistol	<<locked>>	61%	31517	56%	**86	100%
Alliant UNIQUE	<<locked>>	61%	21161	37%	**96	100%
Baschieri & Pellagri 100	<<locked>>	61%	23772	42%	**40	100%
Hodgdon Clays	<<locked>>	61%	27441	49%	**94	100%
Hodgdon HP38	<<locked>>	61%	42279	75%	**26	100%
Hodgdon HS-6	<<locked>>	61%	31125	55%	**06	99%
Hodgdon Longshot	<<locked>>	61%	34592	61%	**58	100%
Hodgdon Universal	<<locked>>	61%	25324	45%	**25	100%
Hodgdon CFE Pistol	<<locked>>	61%	23757	42%	**99	100%
Hodgdon TrailBoss	<<locked>>	61%	6817	12%	**4	100%
Lovex D036	<<locked>>	61%	37333	66%	**27	99%
[Lovex D037.1]*	<<locked>>	62%	21451	38%	**65	80%
[Lovex D037.2]*	<<locked>>	78%	29950	53%	**26	80%
Lovex S011	<<locked>>	61%	32039	57%	**91	100%
Lovex S020	<<locked>>	61%	25063	44%	**42	100%
Maxam CSB 1	<<locked>>	61%	19711	35%	**04	100%
Maxam CSB 2	<<locked>>	61%	20958	37%	**37	100%
Maxam CSB 3	<<locked>>	61%	22713	40%	**40	100%
Maxam CSB 4	<<locked>>	61%	24729	44%	**57	100%
Maxam CSB 5	<<locked>>	61%	27499	49%	**47	100%
[Ramshot Enforcer]*	<<locked>>	93%	33054	58%	**24	80%
Ramshot Silhouette	<<locked>>	61%	30647	54%	**67	100%
Ramshot True Blue	<<locked>>	61%	35737	63%	**68	100%
Ramshot Zip	<<locked>>	61%	41510	73%	**32	100%
ReloadSwiss RS 12	<<locked>>	61%	28340	50%	**48	100%
ReloadSwiss RS 14	<<locked>>	61%	6150	11%	**1	96%
ReloadSwiss RS 20	<<locked>>	61%	19667	35%	**63	100%
[ReloadSwiss RS 24]*	<<locked>>	62%	18942	33%	**76	80%
Rottweil P 801	<<locked>>	61%	32387	57%	**71	100%
[Rottweil P 806]*	<<locked>>	61%	13590	24%	**68	86%
SNPE Vectan A0	<<locked>>	61%	19928	35%	**20	100%
SNPE Vectan BA 9	<<locked>>	61%	24439	43%	**99	100%
SNPE Vectan BA10	<<locked>>	61%	29022	51%	**30	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	16882	30%	**81	92%
SNPE Vectan BA9 1/2	<<locked>>	61%	23670	42%	**86	100%
SNPE Vectan SP 2	<<locked>>	61%	22031	39%	**78	92%
Shooters World Auto Pistol	<<locked>>	61%	37333	66%	**27	99%
[Shooters World Heavy Pistol]*	<<locked>>	78%	29950	53%	**26	80%
[Shooters World Major Pistol]*	<<locked>>	62%	21451	38%	**65	80%
Somchem MP200	<<locked>>	61%	24700	44%	**58	100%
Somchem MS200	<<locked>>	61%	22408	40%	**93	100%
Somchem S221	<<locked>>	61%	27282	48%	**57	91%
Vihtavuori 3N37	<<locked>>	61%	19218	34%	**70	95%
[Vihtavuori 3N38]*	<<locked>>	71%	18376	32%	**60	81%
[Vihtavuori N105]*	<<locked>>	75%	15911	28%	**37	81%
Vihtavuori N310	<<locked>>	61%	35998	64%	**35	100%
Vihtavuori N320	<<locked>>	61%	25802	46%	**83	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	14431	26%	**01	100%
Vihtavuori N330	<<locked>>	61%	24018	42%	**09	100%
Vihtavuori N340	<<locked>>	61%	21350	38%	**76	100%
Vihtavuori N350	<<locked>>	61%	17637	31%	**20	94%
Winchester 231	<<locked>>	61%	33330	59%	**30	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