Aeroquip FCV0615 #6 AQP Socketless Hose 15′ Air Brake Compressor Discharge Hose. EST, MON to FRI. Brake > Electrical Connectors > Air Brake Compressor Discharge Hose Connector. Aeroquip FCV0615 #6 AQP Socketless Hose 15. Aeroquip – FCV0615 – #6 AQP Socketless Hose 15′ – Hose – AQP Socketless Hose – 6 AN – 15 ft – Rubber – Blue – Each.