| Mark 28 torpedo | |
| Origin: | United States |
| Type: | Acoustic torpedo[1] |
| Is Ranged: | yes |
| Is Explosive: | yes |
| Is Missile: | yes |
| Service: | 1944-1960 |
| Used By: | United States Navy |
| Wars: | World War II |
| Designer: | Westinghouse Electric |
| Manufacturer: | Westinghouse Electric |
| Design Date: | 1944 |
| Production Date: | 1944-1952 |
| Number: | 1750 |
| Weight: | 2800 pounds |
| Length: | 246 inches |
| Diameter: | 21 inches |
| Range: | 4000 yards (6 minutes search duration) |
| Filling: | Mk 28 Mod 2, HBX |
| Filling Weight: | 585 pounds |
| Detonation: | Mk 14 Mod 2 contact exploder |
| Engine: | Electric |
| Speed: | 19.6 knots |
| Guidance: | Gyroscope |
| Launch Platform: | Submarines |
The Mark 28 torpedo was a submarine-launched, acoustic homing torpedo designed by Westinghouse Electric in 1944 for the United States Navy. The torpedo used all-electric controls. Service use of the Mark 28 ended after the introduction of the Mark 37 torpedo.[1]