"FACE SEAL" CONNECTORS.

/ "FACE SEAL" CONNECTORS. #1  

grsr3

Bronze Member
Joined
Jun 13, 2006
Messages
90
Having a hard time finding adapters to go from my "Guilin" backhoe hose ends to the quick connect coupler that will complete the circuit to the tractor hydraulics. This coupler is Chinese. It came off this tractor when I decided to remove it from one of the hose lines in favor of attaching the hose directly (without the quick connect) to the filter assembly. This gave me a spare quick connect for use with the backhoe attachment. Unfortunately this Chinese quick connect coupler does not have the same size threads as the backhoe hose ends. I need to adapt up (or down) on the suction side and down (or up) on the return side. The connection on both sides is a "face seal" style connecter (an "O" ring in a groove on one fitting is pressed against the flat face of the fitting on the other side to create the seal). No one has these "face seal" style in a metric thread that will take me from one size to the other. Have tried all the big hydraulic repair shops around me including Komatsu dealers and Kubota, etc. etc. Anybody know where I can get "face seal" metric adapters.
George
 
/ "FACE SEAL" CONNECTORS. #2  
The connectors you are referring to are commonly called "ORFS" for O-Ring Face Seal, and are not available in metric sizes in the domestic American market. You can do like I did and buy the appropriate taps and dies at MSC and make your own.
 

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