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Gun Data for the Day – Day 47

Here’s the 7.62×25 Tokarev:

Specifications
Parent case 7.63×25mm Mauser
Bullet diameter 7.87 mm (0.310 in)
Neck diameter 8.48 mm (0.334 in)
Shoulder diameter 9.47 mm (0.373 in)
Base diameter 9.83 mm (0.387 in)
Rim diameter 9.96 mm (0.392 in)
Rim thickness 1.32 mm (0.052 in)
Case length 25.0 mm (0.98 in)
Overall length 34.0 mm (1.34 in)
Case capacity 1.04 cm3 (16.0 gr H2O)
Rifling twist 1:250 mm (1:10 inches)
Primer type Berdan or Boxer Small Pistol
Ballistic performance
Bullet weight/type Velocity Energy
5.5 g (85 gr) JHP[2] 376 m/s (1,230 ft/s) 390 J (290 ft·lbf)
5.8 g (90 gr) FMJ[2] 409 m/s (1,340 ft/s) 488 J (360 ft·lbf)
5.5 g (85 gr) FMJ[3] 502 m/s (1,650 ft/s) 693 J (511 ft·lbf)
5.5 g (85 gr) FMJ[4] 525 m/s (1,720 ft/s) 760 J (560 ft·lbf)
5.5 g (85 gr) JHP[4] 510 m/s (1,700 ft/s) 715 J (527 ft·lbf)
Test barrel length: 120mm
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