1/4" Plugs-FJT Series

Foster Manufacturing FJT Series 1/4" Plug couplers are designed to connect coolant lines to plastic molds and die casting dies. FJT Series plugs are mounted in the mold and can be threaded directly into the mold coolant ports or recessed into the mold for a flush surface during storage.


  • Precision leakproof seal is silicone
  • Two piece construction on straight stem sockets
  • Double knurl on socket sleeve for easier grip
  • Sockets have six balls

Type: Straight-Thru, 1-Way or 2-Way

Interchangeability: DME Jiffy-Tite and Jiffy-Matic and Parker Moldmate couplers

Operation: Manual - Socket sleeve must be manually retracted to connect and disconnect

Options: Ball Lock (BL) - Locks manual socket against accidental disconnect. To connect, align ball with slot. After connection, rotate sleeve to lock. To disconnect, realign ball with slot and retract sleeve.


Temperature Range: -90° to 440° F

Rated Pressure: 200 PSIG

Performance Data Flow
Water - GPM
10 PSIG Pressure Drop
FJT 1/4" Straight-Thru 4.5
FJT 1/4" V One Way (valved) 2.3
FJT 3/8" Straight-Thru 10
FJT 3/8" HF High Flow 13.8
FJT 3/8" V One Way (valved) 5.9
FJT 1/2" Straight-Thru 28.2