- The FD90 Series Diagnostic coupling is designed to connect and disconnect pressure gauges to hydraulic systems, eliminating the need for permanent gauges.  The maximum operating pressure is 7,000 psi.
 - Automatic sleeve for one hand push-to-connect operation.
 - Flush face valving provides minimal fluid loss and low air inclusion.
 - Self-sealing valve design allows connection and disconnection at 500 psi.
 - Broad range of end configurations for system accessibility.
 - Standard seal material - Buna-N.
 - Standard body material - Zinc plated steel.
 
                    Unit of Measure
                    
               
        
            
                                                                                Coupling Size | 
                                                                        N/A -04 | 
                                                                                Thread Size (P) | 
                                                                        N/A 1/4-18 | 
                                                                                A | 
                                                                        N/A 1.49 | 
                                                                                Dim.- Hex(1) | 
                                                                        N/A .69 inches | 
                                                                                Seal Material | 
                                                                        N/A BUNA-N | 
                                                                                Type | 
                                                                        N/A MALE HALF MALE PIPE/VALVED | 





