PUSH-PULL UNF 3/4" hydraulic quick-connect plug. PUSH-PULL type hydraulic quick coupler with plug and 3/4" UNF female thread. It is designed to allow quick and clean disconnection and connection of hydraulic systems, and to protect them from the ingress of contaminants, which could cause damage or malfunction. Parameters: Type: PUSH-PULL Thread: 3/4" internal UNF C: 44 mm CH: 27 mm