1. Semiconductor laser trigger device RDTT
  2. Ignition charge
  3. Removable guide locks PU
  4. Engine casing
  5. Replaceable expanding part of the nozzle
  6. Gas pipeline with graphite inlay
  7. Fuel charging of marching mode RDTT
  8. Radial channels
  9. Fuel charging of the starting mode RDTT

The Mk134 Mod 0 engine was developed by Orbital ATK in cooperation with NAMMO-Raufoss for RIM-162 ESSM anti-aircraft guided missile.