.356 TSW

.356 TSW
TypePistol
Place of originUnited States
Production history
DesignerSmith & Wesson
Designed1994
Specifications
Bullet diameter.355 in (9.0 mm)
Land diameter.346 in (8.8 mm)
Neck diameter.380 in (9.7 mm)
Shoulder diameter.3804 in (9.66 mm)
Base diameter.3907 in (9.92 mm)
Rim diameter.394 in (10.0 mm)
Case length.850 in (21.6 mm)
Overall length1.160 in (29.5 mm)
Rifling twist1-10 in

The .356 TSW (Team Smith & Wesson) / 9x21mm TSW is a centerfire pistol cartridge designed by Smith & Wesson in the early 1990s.