Airline Couplings to BS AU 138a:1980

There is an Emergency Line and a Service Line between each truck and trailer. Additionally there can also be an Auxiliary Line.

---------------------------------Truck Fittings ------------------------------Trailer Fittings

drawing of Female Self Sealing Valve drawing of Female Coupling facing Right drawing of Male Coupling facing Left

Emergency Line---Self Sealing Valve ---------Female 'C'--------------------------------Male

drawing of Male Self Sealing Valve drawing of Male Coupling facing Right drawing of Female Coupling facing Left -----drawing of Valve Lifter

Service Line -------Self Sealing valve------------Male--------------------Female 'C'---Valve Lifter

drawing of Female Self Sealing Valve drawing of Female CA Coupling drawing of Male CA Coupling

Auxiliary Line------Self Sealing Valve ---------Female 'CA'-------------------------------Male

spacing line