Load data for .45 Win. Mag. + .452 | 205gr | Lehigh Defense Xtreme Defense

Recommended Powder(s): Alliant UNIQUE, Hodgdon HS-6, Rottweil P 806, SNPE Vectan A0, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.452 \| 205gr \| Lehigh Defense Xtreme Defense
Manufacturer SKU:	09452205SP
Bullet Weight:	205gr \| 13.3g
Bullet Diameter:	0.452" \| 11.48mm
Bullet Length:	0.720" \| 18.3mm
Caliber:	.45 Win. Mag. load data
Case Length (l3):	1.198" \| 30.4mm
Cartridge Length (C.O.L.):	1.551" \| 39.4mm
Seated Depth:	0.367" \| 9.3mm
Shank Seated Depth:	0.312" \| 7.9mm
Case Capacity:	38.0 Grains of Water \| 2.47 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	39885 psi \| 2750 bar
LID:	LID_B10994_C740
Last updated:	2025-11-04
Recommended Twist Rate:	1:37 - 1:31

Load data for 122 loads in caliber .45 Win. Mag. with .452 | 205gr | Lehigh Defense Xtreme Defense bullet and 61 powders such as Alliant UNIQUE, Hodgdon HS-6, Rottweil P 806, SNPE Vectan A0, 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%	29327	74%	**42	94%
ADI AP 70N	<<locked>>	73%	35259	88%	**45	100%
ADI APS 350	<<locked>>	77%	35186	88%	**45	100%
ADI APS 450	<<locked>>	77%	34113	86%	**71	100%
ADI AS 30	<<locked>>	81%	34316	86%	**24	100%
ADI AS 50N	<<locked>>	78%	34577	87%	**76	100%
Accurate No. 2	<<locked>>	78%	34389	86%	**42	100%
Accurate No. 5	<<locked>>	65%	35259	88%	**34	98%
[Accurate No. 7]*	<<locked>>	83%	35752	90%	**86	87%
Accurate Solo 1000	<<locked>>	79%	34316	86%	**50	100%
Accurate Solo 1250	<<locked>>	85%	34374	86%	**16	100%
[Accurate TCM]*	<<locked>>	92%	35679	89%	**70	83%
Alliant BULLSEYE	<<locked>>	76%	35302	89%	**91	100%
Alliant POWER PISTOL	<<locked>>	86%	34621	87%	**73	95%
Alliant Sport Pistol	<<locked>>	71%	35534	89%	**98	100%
Alliant UNIQUE 👍	<<locked>>	88%	35708	90%	**14	100%
Baschieri & Pellagri 100	<<locked>>	81%	34142	86%	**57	100%
Hodgdon Clays	<<locked>>	77%	35781	90%	**65	100%
Hodgdon HS-6 👍	<<locked>>	71%	35433	89%	**27	99%
Hodgdon Longshot	<<locked>>	68%	35157	88%	**11	100%
Hodgdon Universal	<<locked>>	79%	34287	86%	**32	100%
Hodgdon CFE Pistol	<<locked>>	82%	34693	87%	**29	100%
Hodgdon TrailBoss	<<locked>>	96%	11980	30%	**3	100%
Lovex D036	<<locked>>	65%	35201	88%	**34	97%
[Lovex D037.1]*	<<locked>>	83%	35752	90%	**86	87%
Lovex S011	<<locked>>	70%	35520	89%	**93	100%
Lovex S020	<<locked>>	78%	33997	85%	**42	100%
Maxam CSB 1	<<locked>>	90%	35070	88%	**12	100%
Maxam CSB 2	<<locked>>	87%	35230	88%	**32	100%
Maxam CSB 3	<<locked>>	84%	34722	87%	**89	100%
Maxam CSB 4	<<locked>>	81%	35592	89%	**76	100%
Maxam CSB 5	<<locked>>	77%	35621	89%	**27	100%
Ramshot Silhouette	<<locked>>	71%	34635	87%	**91	100%
Ramshot True Blue	<<locked>>	66%	34853	87%	**07	100%
ReloadSwiss RS 12	<<locked>>	76%	35534	89%	**16	100%
ReloadSwiss RS 14	<<locked>>	94%	10124	25%	**0	100%
ReloadSwiss RS 20	<<locked>>	89%	35433	89%	**94	100%
ReloadSwiss RS 24	<<locked>>	90%	35636	89%	**73	90%
Rottweil P 801	<<locked>>	71%	35317	89%	**80	100%
Rottweil P 806 👍	<<locked>>	96%	33939	85%	**09	99%
SNPE Vectan A0 👍	<<locked>>	90%	35694	89%	**52	100%
SNPE Vectan BA 9	<<locked>>	80%	34490	86%	**12	100%
SNPE Vectan BA10	<<locked>>	72%	34098	85%	**71	100%
SNPE Vectan BA7 1/2	<<locked>>	94%	34374	86%	**85	99%
SNPE Vectan BA9 1/2	<<locked>>	81%	34098	86%	**22	100%
SNPE Vectan SP 2	<<locked>>	82%	34026	85%	**90	97%
Shooters World Auto Pistol	<<locked>>	65%	35201	88%	**34	97%
[Shooters World Major Pistol]*	<<locked>>	83%	35752	90%	**86	87%
Somchem MP200	<<locked>>	80%	35273	88%	**91	100%
Somchem MS200	<<locked>>	85%	35288	88%	**65	100%
Somchem S221	<<locked>>	75%	34737	87%	**50	93%
Vihtavuori 3N37	<<locked>>	88%	35563	89%	**30	100%
[Vihtavuori 3N38]*	<<locked>>	96%	30081	75%	**85	88%
[Vihtavuori N105]*	<<locked>>	96%	22046	55%	**86	87%
Vihtavuori N310	<<locked>>	66%	35375	89%	**91	100%
Vihtavuori N320	<<locked>>	78%	34548	87%	**76	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	27267	68%	**19	100%
Vihtavuori N330	<<locked>>	80%	34287	86%	**32	100%
Vihtavuori N340	<<locked>>	85%	34592	87%	**58	100%
Vihtavuori N350 👍	<<locked>>	91%	34621	87%	**17	100%
Winchester 231	<<locked>>	68%	35331	89%	**12	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	70%	14112	35%	**10	81%
ADI AP 70N	<<locked>>	61%	24526	62%	**98	100%
ADI APS 350	<<locked>>	62%	24656	62%	**14	100%
ADI APS 450	<<locked>>	61%	22713	57%	**17	100%
ADI AS 30	<<locked>>	61%	21031	53%	**40	100%
ADI AS 50N	<<locked>>	60%	21727	54%	**93	100%
Accurate No. 2	<<locked>>	61%	19464	49%	**02	97%
Accurate No. 5	<<locked>>	61%	30226	76%	**65	96%
[Accurate No. 7]*	<<locked>>	74%	25208	63%	**19	81%
Accurate Solo 1000	<<locked>>	61%	21364	54%	**70	100%
Accurate Solo 1250	<<locked>>	61%	17419	44%	**50	100%
[Accurate TCM]*	<<locked>>	89%	32474	81%	**21	81%
Alliant BULLSEYE	<<locked>>	61%	22771	57%	**94	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	15795	40%	**83	81%
Alliant Sport Pistol	<<locked>>	61%	26382	66%	**60	100%
Alliant UNIQUE	<<locked>>	61%	16998	43%	**89	98%
Baschieri & Pellagri 100	<<locked>>	61%	19856	50%	**56	100%
Hodgdon Clays	<<locked>>	62%	25063	63%	**33	100%
Hodgdon HS-6	<<locked>>	61%	24642	62%	**53	95%
Hodgdon Longshot	<<locked>>	61%	27093	68%	**96	98%
Hodgdon Universal	<<locked>>	62%	20668	52%	**29	100%
Hodgdon CFE Pistol	<<locked>>	61%	19102	48%	**93	100%
Hodgdon TrailBoss	<<locked>>	66%	6208	16%	**9	99%
Lovex D036	<<locked>>	61%	30182	76%	**65	96%
[Lovex D037.1]*	<<locked>>	74%	25208	63%	**19	81%
Lovex S011	<<locked>>	61%	27369	69%	**91	100%
Lovex S020	<<locked>>	61%	19870	50%	**29	100%
Maxam CSB 1	<<locked>>	61%	15998	40%	**14	100%
Maxam CSB 2	<<locked>>	61%	16650	42%	**56	100%
Maxam CSB 3	<<locked>>	61%	19029	48%	**63	100%
Maxam CSB 4	<<locked>>	61%	20653	52%	**73	100%
Maxam CSB 5	<<locked>>	61%	23511	59%	**73	100%
Ramshot Silhouette	<<locked>>	61%	24990	63%	**47	100%
Ramshot True Blue	<<locked>>	61%	28427	71%	**09	98%
ReloadSwiss RS 12	<<locked>>	61%	22568	57%	**48	100%
ReloadSwiss RS 14	<<locked>>	69%	5918	15%	**2	95%
ReloadSwiss RS 20	<<locked>>	61%	15229	38%	**60	99%
[ReloadSwiss RS 24]*	<<locked>>	74%	21437	54%	**24	81%
Rottweil P 801	<<locked>>	60%	25976	65%	**65	100%
[Rottweil P 806]*	<<locked>>	65%	10994	28%	**07	81%
SNPE Vectan A0	<<locked>>	61%	16186	41%	**24	97%
SNPE Vectan BA 9	<<locked>>	61%	20218	51%	**99	100%
SNPE Vectan BA10	<<locked>>	62%	26310	66%	**73	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	13329	33%	**4	86%
SNPE Vectan BA9 1/2	<<locked>>	61%	19479	49%	**99	100%
[SNPE Vectan SP 2]*	<<locked>>	61%	16085	40%	**22	85%
Shooters World Auto Pistol	<<locked>>	61%	30182	76%	**65	96%
[Shooters World Major Pistol]*	<<locked>>	74%	25208	63%	**19	81%
Somchem MP200	<<locked>>	61%	19580	49%	**32	98%
Somchem MS200	<<locked>>	61%	17999	45%	**83	99%
[Somchem S221]*	<<locked>>	61%	21234	53%	**04	85%
Vihtavuori 3N37	<<locked>>	61%	14692	37%	**40	90%
[Vihtavuori 3N38]*	<<locked>>	82%	19580	49%	**81	80%
[Vihtavuori N105]*	<<locked>>	86%	16636	42%	**55	80%
Vihtavuori N310	<<locked>>	61%	30734	77%	**42	100%
Vihtavuori N320	<<locked>>	61%	21016	53%	**89	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	11255	28%	**6	100%
Vihtavuori N330	<<locked>>	61%	18376	46%	**99	100%
Vihtavuori N340	<<locked>>	61%	16868	42%	**66	98%
[Vihtavuori N350]*	<<locked>>	61%	13764	35%	**14	89%
Winchester 231	<<locked>>	61%	27789	70%	**20	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