Boeing 737

What is XPNDR on Boeing 737? (Transponder)

What is TCA on Boeing 737? (Turbine Cooling Air)

What is IPL on Boeing 737? (Illustrated Parts List)

What is CSEU on Boeing 737? (Control System Electronics Unit)

What is PNF on Boeing 737? (Pilot Not Flying)

What is CRZ on Boeing 737? (Cruise – Fmc Page)

What is THR HOLD on Boeing 737? (Throttle Hold)

What is JPR on Boeing 737? (Jumper)

What is SB on Boeing 737? (Service Bulletin)