Russell 634163 Twist-Lok Hose #6 Black 25ft Air Brake Compressor Discharge Hose. EST, MON to FRI. Brake > Electrical Connectors > Air Brake Compressor Discharge Hose Connector. Russell 634163 Twist-Lok Hose #6 Black 25ft. Russell – 634163 – Twist-Lok Hose #6 Black 25ft – Hose – Twist-Lok – 6 AN – 25 ft – Reinforced Rubber Hose – Black – Each.