NIIN

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Across
  1. 3. SHOVEL
  2. 5. TDV
  3. 8. RSM 6
  4. 9. RSM 5
  5. 10. CITV SEU
  6. 13. BICU
  7. 14. GPS LOWER PANEL
  8. 16. MAIN GUN SAFETY SW
  9. 17. ELEVATION MECHNISM
Down
  1. 1. CLP
  2. 2. IFCEU
  3. 3. AUX PUMP AKA PUMP ROTARY
  4. 4. ELEVATION SERVO AKA DRIVE UNIT
  5. 6. ICDU
  6. 7. RSM 4
  7. 9. CITV SM
  8. 10. GPS
  9. 11. MUZZLE PLUG
  10. 12. TRU
  11. 14. 1W502-7
  12. 15. AZIMUTH SERVOVALVE