top of page

Load data for .38 Special + .357 | 170gr | Sierra JHC SportsMaster

Recommended Powder(s): none

.38 Special + .357 | 170gr | Sierra JHC SportsMaster

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 170gr | Sierra JHC SportsMaster
Manufacturer SKU:
8365
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.357" | 9.07mm
Bullet Length:
<<locked>>
Caliber:
.38 Special load data
Case Length (l3):
1.145" | 29.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
23.1 Grains of Water | 1.50 cm³
Primer Size:
Small Pistol (SP)
Max. allowed Pressure:
21756 psi | 1500 bar
LID:
LID_B5950_C585
Last updated:
2025-01-01

Load data for 0 loads in caliber .38 Special with .357 | 170gr | Sierra JHC SportsMaster bullet and 0 powders such as none. 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
71%
19145
88%
**1
92%
Alliant Herco
<<locked>>
66%
18666
86%
**5
100%
Baschieri & Pellagri 102 Pistol
<<locked>>
69%
19522
90%
**6
100%
Rottweil P 806
<<locked>>
68%
19319
89%
**50
97%
SNPE Vectan BA7 1/2
<<locked>>
63%
18855
87%
**5
97%
[Vihtavuori 3N38]*
<<locked>>
72%
19537
90%
**04
86%
Vihtavuori N105
<<locked>>
79%
18927
87%
**40
90%
Vihtavuori N350
<<locked>>
62%
19247
88%
**1
98%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 100]*
<<locked>>
60%
14156
65%
**6
87%
Alliant Herco
<<locked>>
61%
15954
73%
**3
100%
Baschieri & Pellagri 102 Pistol
<<locked>>
61%
15650
72%
**3
100%
Rottweil P 806
<<locked>>
61%
14997
69%
**5
94%
SNPE Vectan BA7 1/2
<<locked>>
62%
17956
83%
**8
96%
[Vihtavuori 3N38]*
<<locked>>
63%
14866
68%
**9
81%
[Vihtavuori N105]*
<<locked>>
65%
12415
57%
**9
81%
Vihtavuori N350
<<locked>>
61%
18101
83%
**8
98%

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

bottom of page