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Brass Fetcher Ballistic Testingass Fetcher Ballistic Testing

.38 Special

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Brass Fetcher Ballistic Testing

Test # JK 17
Bare Gelatin. (Nominal 10% concentration)

Cartridge : .38 Special RBCD 60gr TF/SP

Block Calibration : 3.1 ± 0.05 inch penetration @ 588 ± 0.5 ft/sec

Block Calibration temperature : 36.9 ± 0.05 Degrees Fahrenheit

Block Core temperature : 37.7 ± 0.05 Degrees Fahrenheit

Bullet Performance:

Impact Velocity : 1738 ± 0.5 feet/second
Deepest Penetration Depth : 10.2 ± 0.05 Inch
Maximum Crack Diameter : 1.9 ± 0.05 Inch
Max Crack Diameter Location : 1.1 ± 0.05 Inch
Cavitation Depth : 0.0-7.4 ± 0.05 Inch

Notes:
Weapon – Smith and Wesson 642, with 1.9” barrel length
Distance – 10.0 feet, muzzle to gelatin impact face
Test site conditions - 67 deg F, 51% relative humidity
Time out of refrigeration prior to shot impact - 4 minutes
Bullet recovered weight – 60.2gr
Bullet recovered average diameter – Jacket = 0.614”; lead core = 0.406”; plastic core = 0.325”
Bullet recovered length – Jacket = 0.279”; lead core = 0.175”; plastic core = 0.266”