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Load data for .45 Auto Rim + .451 | 190gr | Lehigh Defense Xtreme Defense

Recommended Powder(s): Hodgdon Universal, Maxam CSB 2, Vihtavuori N330

.45 Auto Rim + .451 | 190gr | Lehigh Defense Xtreme Defense

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:
.45 Auto Rim load data
Case Length (l3):
0.898" | 22.8mm
Cartridge Length (C.O.L.):
1.256" | 31.9mm
Seated Depth:
0.312" | 7.9mm
Shank Seated Depth:
0.272" | 6.9mm
Case Capacity:
29.0 Grains of Water | 1.88 cm³
Primer Size:
Large Pistol (LP)
Max. allowed Pressure:
17405 psi | 1200 bar
LID:
LID_B10988_C727
Last updated:
2025-11-04
Recommended Twist Rate:
1:37 - 1:31

Load data for 52 loads in caliber .45 Auto Rim with .451 | 190gr | Lehigh Defense Xtreme Defense bullet and 26 powders such as Hodgdon Universal, Maxam CSB 2, Vihtavuori N330. 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".

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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

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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
[Accurate No. 2]*
<<locked>>
63%
15316
88%
**1
89%
Accurate Solo 1250
<<locked>>
68%
15229
87%
**8
98%
Alliant UNIQUE
<<locked>>
69%
15084
87%
**24
93%
Baschieri & Pellagri 100
<<locked>>
63%
15185
87%
**1
100%
Hodgdon Universal 👍
<<locked>>
63%
15316
88%
**10
99%
Hodgdon CFE Pistol
<<locked>>
65%
14910
86%
**1
98%
Hodgdon TrailBoss
<<locked>>
97%
8340
48%
**8
99%
Lovex S020
<<locked>>
64%
15287
88%
**07
95%
Maxam CSB 1
<<locked>>
70%
15185
87%
**4
98%
Maxam CSB 2 👍
<<locked>>
72%
15098
87%
**30
100%
Maxam CSB 3
<<locked>>
64%
14881
85%
**1
100%
ReloadSwiss RS 12
<<locked>>
62%
15374
88%
**27
100%
ReloadSwiss RS 14
<<locked>>
95%
6802
39%
**2
94%
ReloadSwiss RS 20
<<locked>>
73%
15098
87%
**40
95%
[Rottweil P 806]*
<<locked>>
91%
15316
88%
**42
83%
SNPE Vectan A0
<<locked>>
70%
15577
89%
**4
93%
[SNPE Vectan BA7 1/2]*
<<locked>>
78%
15621
90%
**07
84%
SNPE Vectan BA9 1/2
<<locked>>
65%
15476
89%
**4
98%
Somchem MP200
<<locked>>
64%
15345
88%
**07
91%
Somchem MS200
<<locked>>
65%
15026
86%
**8
94%
[Vihtavuori 3N37]*
<<locked>>
74%
15476
89%
**40
85%
Vihtavuori N320
<<locked>>
62%
15243
88%
**4
100%
Vihtavuori N32C Tin Star
<<locked>>
86%
15258
88%
**8
100%
Vihtavuori N330 👍
<<locked>>
67%
15258
88%
**30
99%
Vihtavuori N340
<<locked>>
69%
15461
89%
**07
93%
[Vihtavuori N350]*
<<locked>>
77%
15490
89%
**33
86%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[Accurate No. 2]*
<<locked>>
61%
14489
83%
**1
88%
Accurate Solo 1250
<<locked>>
61%
12314
71%
**9
96%
[Alliant UNIQUE]*
<<locked>>
62%
11864
68%
**8
89%
Baschieri & Pellagri 100
<<locked>>
61%
14359
83%
**5
100%
Hodgdon Universal
<<locked>>
62%
14707
85%
**1
98%
Hodgdon CFE Pistol
<<locked>>
62%
13532
78%
**8
97%
Hodgdon TrailBoss
<<locked>>
79%
5714
33%
**9
95%
Lovex S020
<<locked>>
61%
13721
79%
**8
94%
Maxam CSB 1
<<locked>>
62%
11734
67%
**2
95%
Maxam CSB 2
<<locked>>
60%
10167
58%
**9
98%
Maxam CSB 3
<<locked>>
62%
14098
81%
**5
100%
ReloadSwiss RS 12
<<locked>>
61%
14620
84%
**07
100%
[ReloadSwiss RS 14]*
<<locked>>
83%
5352
31%
**9
89%
[ReloadSwiss RS 20]*
<<locked>>
61%
10312
59%
**6
88%
[Rottweil P 806]*
<<locked>>
87%
13358
77%
**79
80%
[SNPE Vectan A0]*
<<locked>>
60%
11690
67%
**6
88%
[SNPE Vectan BA7 1/2]*
<<locked>>
72%
13343
77%
**5
81%
SNPE Vectan BA9 1/2
<<locked>>
61%
14054
81%
**8
97%
Somchem MP200
<<locked>>
61%
13967
80%
**4
90%
Somchem MS200
<<locked>>
61%
12995
75%
**8
91%
[Vihtavuori 3N37]*
<<locked>>
67%
12357
71%
**1
81%
Vihtavuori N320
<<locked>>
61%
14359
83%
**1
100%
Vihtavuori N32C Tin Star
<<locked>>
61%
7673
44%
**1
100%
Vihtavuori N330
<<locked>>
61%
12343
71%
**5
98%
[Vihtavuori N340]*
<<locked>>
61%
12038
69%
**5
89%
[Vihtavuori N350]*
<<locked>>
68%
11980
69%
**8
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

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