Rocket engine URM-1 is implemented on the rescue pilot seat type VS-1 BRI assigned for Czech aircraft L-39 Albatros. URM-1 is designed to accelerate pilot seat during its ejection. The purpose of this rocket engine is to raise pilot seat from the height level "Zero-Zero" on the height that enables safe parachute opening.
This TARA Aerospace AD Rocket Engine has been assigned with the NATO Codification System Number NSN 1377-77-000-0083.
Specifications
| Length | 410 mm |
| Diameter | 136 mm |
| Connections thread | M12 |
| Weight, approximate | 10 kg |
| Ignition with | two fuses UP-014 |
| Weight of the charge, approximate | 42 g |
| Weight of the propellant, approximate | 2.580 kg |
| Number of nozzles | 4 pcs. |
| Safe function in the temperature range | from -60°C to +60°C |
| Proper shipping name | Rocket motors |
| UN Number | 0186 |
| ADR Number | 1.3C |
| Packing Group | II |
Packing
2 rocket engines in one plywood box.
Dimensions 700 x 365 x 270 mm.
