Aeroquip FCV0820 #8 AQP Socketless Hose 20′ Air Brake Compressor Discharge Hose. EST, MON to FRI. Brake > Electrical Connectors > Air Brake Compressor Discharge Hose Connector. Aeroquip FCV0820 #8 AQP Socketless Hose 20. Aeroquip – FCV0820 – #8 AQP Socketless Hose 20′ – Hose – AQP Socketless Hose – 8 AN – 20 ft – Rubber – Blue – Each.