John Deere 7Pc High Flow Coupler Plug Kit – 3/8″ NPT, 1/4″ Body (A53657FZ-JD)

John Deere 7Pc High Flow Coupler Plug Kit – 3/8" NPT, 1/4" Body (A53657FZ-JD)

John Deere High Flow Coupler and Plug Kit – 3/8 in. NPT, 1/4 in. Body (AT-4020-J)

Upgrade your air system with the John Deere High Flow Coupler and Plug Kit – 3/8 in. NPT, 1/4 in. Body (AT-4020-J). Engineered for maximum efficiency, this 7-piece kit ensures your high-demand tools receive the airflow they need to operate at peak performance. By doubling the airflow compared to standard couplers, this kit prevents air starvation and delivers consistent power for heavy-duty air tools in professional workshops.

Push-to-connect design for fast and reliable hookups

Provides double the airflow of standard couplers

Helps air tools perform at their highest capacity

Perfect for spray guns, impact tools, and other high CFM tools

Part No.: AT-4020-J

Connection Size: 3/8 in. NPT

Body Size: 1/4 in.

Kit Size: 7 pieces

Brand: John Deere

Product identification

• Brand: John Deere
• Model / MPN: A53657FZ-JD