
John Guest - Speedfit Twist & Lock Compression Female Connector, Push to Connect Plastic Plumbing Fitting 3/8" OD x 9/16"-24 UNEF
Twist & Lock Push-to-Connect Female Connector
Push-fit technology with collet locking system
Twist & Lock Security
Unique collet locking system holds tubing firmly in place. Twist feature provides added connection security for permanent installations.
Tool-Free Installation
Push tubing in by hand for instant connection. Disconnection requires no special tools. Reusable on copper, CPVC, and PEX.
EPDM O-Ring Seal
White polypropylene body with EPDM O-rings creates reliable, leak-free connections. Rated 160 psi at 73°F, 80 psi at 200°F.
Behind-Wall Rated
Approved for permanent installation in domestic hot and cold water applications. Scale-resistant, lead-free construction meets all 50 states and Canada plumbing codes.
Connects 3/8" OD tubing to 9/16"-24 UNEF threaded fittings
This John Guest Speedfit female connector works with 3/8" outside diameter copper, CPVC, and PEX tubing. The 9/16"-24 UNEF thread connects to standard reverse osmosis systems, refrigerator water lines, and plumbing fixtures. Mix and match tubing types without adapters.
NSF/IAPMO Certified
Approved for potable water in all 50 states and Canada
Reusable Connection
Disconnect and reconnect without damaging the fitting
Hot & Cold Rated
Safe for domestic water applications up to 200°F
Twist & Lock Push-to-Connect Female Connector
Push-fit technology with collet locking system
Twist & Lock Security
Unique collet locking system holds tubing firmly in place. Twist feature provides added connection security for permanent installations.
Tool-Free Installation
Push tubing in by hand for instant connection. Disconnection requires no special tools. Reusable on copper, CPVC, and PEX.
EPDM O-Ring Seal
White polypropylene body with EPDM O-rings creates reliable, leak-free connections. Rated 160 psi at 73°F, 80 psi at 200°F.
Behind-Wall Rated
Approved for permanent installation in domestic hot and cold water applications. Scale-resistant, lead-free construction meets all 50 states and Canada plumbing codes.
Connects 3/8" OD tubing to 9/16"-24 UNEF threaded fittings
This John Guest Speedfit female connector works with 3/8" outside diameter copper, CPVC, and PEX tubing. The 9/16"-24 UNEF thread connects to standard reverse osmosis systems, refrigerator water lines, and plumbing fixtures. Mix and match tubing types without adapters.
NSF/IAPMO Certified
Approved for potable water in all 50 states and Canada
Reusable Connection
Disconnect and reconnect without damaging the fitting
Hot & Cold Rated
Safe for domestic water applications up to 200°F
Description
Twist & Lock Push-to-Connect Female Connector
Push-fit technology with collet locking system
Twist & Lock Security
Unique collet locking system holds tubing firmly in place. Twist feature provides added connection security for permanent installations.
Tool-Free Installation
Push tubing in by hand for instant connection. Disconnection requires no special tools. Reusable on copper, CPVC, and PEX.
EPDM O-Ring Seal
White polypropylene body with EPDM O-rings creates reliable, leak-free connections. Rated 160 psi at 73°F, 80 psi at 200°F.
Behind-Wall Rated
Approved for permanent installation in domestic hot and cold water applications. Scale-resistant, lead-free construction meets all 50 states and Canada plumbing codes.
Connects 3/8" OD tubing to 9/16"-24 UNEF threaded fittings
This John Guest Speedfit female connector works with 3/8" outside diameter copper, CPVC, and PEX tubing. The 9/16"-24 UNEF thread connects to standard reverse osmosis systems, refrigerator water lines, and plumbing fixtures. Mix and match tubing types without adapters.
NSF/IAPMO Certified
Approved for potable water in all 50 states and Canada
Reusable Connection
Disconnect and reconnect without damaging the fitting
Hot & Cold Rated
Safe for domestic water applications up to 200°F



















