Aeroquip FCG0615 #6 Blue AQP Hose 15′ Air Brake Compressor Discharge Hose Connec. EST, MON to FRI. Brake > Electrical Connectors > Air Brake Compressor Discharge Hose Connector. Aeroquip FCG0615 #6 Blue AQP Hose 15. Aeroquip – FCG0615 – #6 Blue AQP Hose 15′ – Hose – AQP High Pressure Hose – 6 AN – 15 ft – Braided Fabric / Rubber – Blue – Each.