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Load data for .38 Special + .355 | 105gr | Lehigh Defense Xtreme Penetrator

Recommended Powder(s): ReloadSwiss RS 20

.38 Special + .355 | 105gr | Lehigh Defense Xtreme Penetrator

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.355 | 105gr | Lehigh Defense Xtreme Penetrator
Manufacturer SKU:
07355115SP
Bullet Weight:
105gr | 6.8g
Bullet Diameter:
0.355" | 9.02mm
Bullet Length:
0.630" | 16.0mm
Caliber:
.38 Special load data
Case Length (l3):
1.145" | 29.1mm
Cartridge Length (C.O.L.):
1.527" | 38.8mm
Seated Depth:
0.248" | 6.3mm
Shank Seated Depth:
0.163" | 4.1mm
Case Capacity:
23.1 Grains of Water | 1.50 cm³
Primer Size:
Small Pistol (SP)
Max. allowed Pressure:
21756 psi | 1500 bar
LID:
LID_B11039_C585
Last updated:
2025-11-04
Recommended Twist Rate:
1:26 - 1:21

Load data for 36 loads in caliber .38 Special with .355 | 105gr | Lehigh Defense Xtreme Penetrator bullet and 18 powders such as ReloadSwiss RS 20. 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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    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.

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>>
81%
19493
90%
**09
85%
Accurate Solo 1250
<<locked>>
64%
18898
87%
**40
100%
[Alliant POWER PISTOL]*
<<locked>>
67%
19406
89%
**39
84%
Alliant UNIQUE
<<locked>>
66%
19305
89%
**99
98%
Hodgdon TrailBoss
<<locked>>
96%
12009
55%
**01
100%
Maxam CSB 1
<<locked>>
66%
19000
87%
**30
100%
Maxam CSB 2
<<locked>>
66%
19493
90%
**70
100%
ReloadSwiss RS 14
<<locked>>
94%
10095
46%
**5
99%
ReloadSwiss RS 20 👍
<<locked>>
67%
18724
86%
**96
99%
Rottweil P 806
<<locked>>
80%
19145
88%
**91
90%
SNPE Vectan A0
<<locked>>
66%
19029
87%
**40
98%
SNPE Vectan BA7 1/2
<<locked>>
72%
19043
88%
**73
91%
[SNPE Vectan SP 2]*
<<locked>>
65%
18971
87%
**55
86%
Vihtavuori 3N37
<<locked>>
69%
19435
89%
**16
92%
Vihtavuori N32C Tin Star
<<locked>>
79%
18623
86%
**38
100%
Vihtavuori N330
<<locked>>
62%
19116
88%
**73
100%
Vihtavuori N340
<<locked>>
65%
19508
90%
**83
98%
Vihtavuori N350
<<locked>>
72%
19392
89%
**12
93%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
74%
16027
74%
**01
81%
Accurate Solo 1250
<<locked>>
61%
17013
78%
**88
100%
[Alliant POWER PISTOL]*
<<locked>>
63%
17172
79%
**66
81%
Alliant UNIQUE
<<locked>>
61%
16708
77%
**27
96%
Hodgdon TrailBoss
<<locked>>
61%
5453
25%
**2
96%
Maxam CSB 1
<<locked>>
61%
16331
75%
**68
100%
Maxam CSB 2
<<locked>>
61%
16534
76%
**04
100%
[ReloadSwiss RS 14]*
<<locked>>
60%
4714
22%
**9
89%
ReloadSwiss RS 20
<<locked>>
62%
15403
71%
**01
97%
[Rottweil P 806]*
<<locked>>
68%
12082
56%
**65
80%
SNPE Vectan A0
<<locked>>
61%
16491
76%
**75
96%
[SNPE Vectan BA7 1/2]*
<<locked>>
62%
13619
63%
**06
84%
[SNPE Vectan SP 2]*
<<locked>>
61%
15925
73%
**63
82%
[Vihtavuori 3N37]*
<<locked>>
61%
15069
69%
**84
88%
Vihtavuori N32C Tin Star
<<locked>>
61%
11429
53%
**4
100%
Vihtavuori N330
<<locked>>
60%
18130
83%
**47
100%
Vihtavuori N340
<<locked>>
61%
16853
77%
**07
97%
[Vihtavuori N350]*
<<locked>>
61%
13431
62%
**32
86%

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.

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