20x102 mm TP round
A 20 mm x 102 round with a brass cartridge case, electrical gun primer, propellant charge and a target practice projectile, for the M621, M61A, M39 and M197 guns.
Also written: 20x102
Enlarge 20x102 mm TP round
Specification
| Calibre | 20 mm |
|---|---|
| Muzzle velocity | 1030±15 m/s |
| Maximum pressure of powder gases | 430 MPa |
| Round mass | 259 g |
| Projectile mass | 100±1.7 g |
| Operating temperature | -30 to +50 °C |
| Guns | M621, M61A, M39, M197 |
All data provided for information purposes; final specification is defined per contract.