Aeroquip FCV1210 #12 AQP Socketless Hose 10′ Air Brake Compressor Discharge Hose. EST, MON to FRI. Brake > Electrical Connectors > Air Brake Compressor Discharge Hose Connector. Aeroquip FCV1210 #12 AQP Socketless Hose 10. Aeroquip – FCV1210 – #12 AQP Socketless Hose 10′ – Hose – AQP Socketless Hose – 12 AN – 10 ft – Rubber – Blue – Each.