T' J390HW-TURBO (J390) is a 100% J unknown composite motor from Aerotech.
| Average Thrust: | 365.4610 N | 
| Certified By: | Tripoli Rocketry Association | 
| Class: | 100% J | 
| Delays: | Plugged | 
| Designation: | J390HW-TURBO | 
| Diameter: | 54.0000 mm | 
| Length: | 708.6600 mm | 
| Letter: | J | 
| Manufacturer: | Aerotech | 
| Name: | J390 | 
| Peak Thrust: | 656.2230 N | 
| Propellant: | APCP | 
| Status: | Out-Of-Production | 
| Thrust Duration: | 3.5000 s | 
| Total Impulse: | 1279.1100 Ns | 
| Total Weight: | 1740.0000 g | 
| Type: | Unknown | 
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