Item Hydraulic Coupler Nipple. Quick Coupler Type Hydraulic Coupler Nipple. Coupler Interchange Type 4000. Series Parker 4000 Series. Connection Type FNPT. Coupler Thread Size 1/2"-14. Coupler Body Size 1/2". Coupler Flow Rate 12.0 GPM. Max. Pressure 3000 PSI. Coupler Body Material Steel. Coupler Finish Zinc Plated. Operating Temp. Range -40 Degrees to 250 Degrees F. Bearing Material Stainless Steel. Length 1-61/64". Coupler Connection Type FNPT. Seal Material Buna. Valve Design Poppet. Locking Mechanism Ball. For Use With Parker 4000 Series. Standards ISO 5675. Parker Interchange 8010-4P. Pioneer Interchange 8010-4P.