Load data for .45 Auto Rim + .451 | 120gr | Lehigh Defense Xtreme Defense

Recommended Powder(s): ReloadSwiss RS 12, Vihtavuori N320

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.451 \| 120gr \| Lehigh Defense Xtreme Defense
Manufacturer SKU:	09451120SP
Bullet Weight:	120gr \| 7.8g
Bullet Diameter:	0.451" \| 11.46mm
Bullet Length:	0.585" \| 14.9mm
Caliber:	.45 Auto Rim load data
Case Length (l3):	0.898" \| 22.8mm
Cartridge Length (C.O.L.):	1.256" \| 31.9mm
Seated Depth:	0.227" \| 5.8mm
Shank Seated Depth:	0.177" \| 4.5mm
Case Capacity:	29.0 Grains of Water \| 1.88 cm³
Primer Size:	Large Pistol (LP)
Max. allowed Pressure:	17405 psi \| 1200 bar
LID:	LID_B11041_C727
Last updated:	2025-11-04
Recommended Twist Rate:	1:36 - 1:30

Load data for 64 loads in caliber .45 Auto Rim with .451 | 120gr | Lehigh Defense Xtreme Defense bullet and 32 powders such as ReloadSwiss RS 12, Vihtavuori N320. 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 70N	<<locked>>	64%	15432	89%	**48	94%
ADI AS 30	<<locked>>	67%	15461	89%	**73	100%
ADI AS 50N	<<locked>>	65%	15214	87%	**93	98%
[Accurate No. 2]*	<<locked>>	69%	15258	88%	**73	82%
Accurate Solo 1000	<<locked>>	65%	15606	90%	**73	99%
Accurate Solo 1250	<<locked>>	75%	15011	86%	**02	93%
[Alliant BULLSEYE]*	<<locked>>	63%	15055	87%	**19	86%
[Alliant UNIQUE]*	<<locked>>	77%	15142	87%	**45	86%
Baschieri & Pellagri 100	<<locked>>	70%	15548	89%	**93	98%
Hodgdon Universal	<<locked>>	71%	15432	89%	**48	94%
Hodgdon CFE Pistol	<<locked>>	72%	15069	87%	**19	93%
Hodgdon TrailBoss	<<locked>>	95%	6295	36%	**9	90%
[Lovex S020]*	<<locked>>	71%	15374	88%	**42	89%
Maxam CSB 1	<<locked>>	78%	15360	88%	**12	93%
Maxam CSB 2	<<locked>>	82%	15476	89%	**94	99%
Maxam CSB 3	<<locked>>	72%	15360	88%	**06	97%
Maxam CSB 4	<<locked>>	68%	15650	90%	**09	99%
Maxam CSB 5	<<locked>>	63%	15621	90%	**76	100%
[Ramshot Silhouette]*	<<locked>>	63%	15258	88%	**29	83%
ReloadSwiss RS 12 👍	<<locked>>	70%	15403	88%	**88	100%
[ReloadSwiss RS 14]*	<<locked>>	96%	5352	31%	**6	81%
[ReloadSwiss RS 20]*	<<locked>>	80%	15113	87%	**55	88%
Rottweil P 801	<<locked>>	64%	15563	89%	**52	100%
[SNPE Vectan A0]*	<<locked>>	76%	15389	88%	**89	86%
SNPE Vectan BA 9	<<locked>>	68%	15418	89%	**89	91%
SNPE Vectan BA9 1/2	<<locked>>	72%	15650	90%	**22	93%
[Somchem MP200]*	<<locked>>	70%	15243	88%	**19	84%
[Somchem MS200]*	<<locked>>	73%	15650	90%	**25	88%
Vihtavuori N320 👍	<<locked>>	70%	15563	89%	**39	99%
Vihtavuori N32C Tin Star	<<locked>>	96%	15331	88%	**86	100%
Vihtavuori N330	<<locked>>	75%	15447	89%	**75	95%
[Vihtavuori N340]*	<<locked>>	76%	15418	89%	**29	87%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 70N	<<locked>>	61%	14257	82%	**02	93%
ADI AS 30	<<locked>>	60%	12807	74%	**84	100%
ADI AS 50N	<<locked>>	61%	13343	77%	**27	97%
[Accurate No. 2]*	<<locked>>	66%	14170	81%	**34	80%
Accurate Solo 1000	<<locked>>	61%	13692	79%	**07	98%
[Accurate Solo 1250]*	<<locked>>	61%	9732	56%	**02	85%
[Alliant BULLSEYE]*	<<locked>>	61%	14025	81%	**76	85%
[Alliant UNIQUE]*	<<locked>>	68%	11516	66%	**07	80%
Baschieri & Pellagri 100	<<locked>>	61%	11487	66%	**45	93%
Hodgdon Universal	<<locked>>	62%	11661	67%	**04	90%
[Hodgdon CFE Pistol]*	<<locked>>	61%	10559	61%	**45	86%
[Hodgdon TrailBoss]*	<<locked>>	72%	3931	23%	**8	80%
[Lovex S020]*	<<locked>>	60%	10544	61%	**55	82%
[Maxam CSB 1]*	<<locked>>	61%	9297	53%	**70	84%
[Maxam CSB 2]*	<<locked>>	61%	7876	45%	**79	88%
Maxam CSB 3	<<locked>>	61%	11255	65%	**61	93%
Maxam CSB 4	<<locked>>	61%	12502	72%	**98	97%
Maxam CSB 5	<<locked>>	60%	14214	82%	**37	100%
[Ramshot Silhouette]*	<<locked>>	61%	14228	82%	**86	81%
ReloadSwiss RS 12	<<locked>>	62%	11313	65%	**47	97%
[ReloadSwiss RS 14]*	<<locked>>	93%	5105	29%	**0	80%
[ReloadSwiss RS 20]*	<<locked>>	69%	10892	63%	**84	80%
Rottweil P 801	<<locked>>	61%	14417	83%	**22	100%
[SNPE Vectan A0]*	<<locked>>	67%	11864	68%	**55	80%
[SNPE Vectan BA 9]*	<<locked>>	61%	12256	70%	**75	87%
[SNPE Vectan BA9 1/2]*	<<locked>>	61%	11429	66%	**71	88%
[Somchem MP200]*	<<locked>>	64%	12647	73%	**27	80%
[Somchem MS200]*	<<locked>>	61%	10733	62%	**32	80%
Vihtavuori N320	<<locked>>	62%	11690	67%	**07	97%
Vihtavuori N32C Tin Star	<<locked>>	61%	5714	33%	**9	94%
[Vihtavuori N330]*	<<locked>>	61%	9689	56%	**38	87%
[Vihtavuori N340]*	<<locked>>	66%	11342	65%	**75	80%

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