1/4" Brass Insert for Poly Tube

BrassCraft 63PT-4X – 1/4" Brass Insert for Polyethylene Tubing

The BrassCraft 63PT-4X is a brass insert designed for use with 1/4" outer diameter polyethylene tubing. It provides internal reinforcement to prevent tubing collapse at the connection point, especially under compression during assembly with compatible fittings. This insert supports reliable sealing performance in low to moderate pressure systems.

Manufactured from lead-free brass, the insert meets applicable standards for potable water systems and is suitable for a range of fluid conveyance applications, including water distribution, irrigation, and pneumatic setups using polyethylene or similar flexible tubing.

Features

• Material: Lead-free brass – compliant with federal standards for potable water systems
• Reinforcement Support: Helps maintain tubing shape and ensures secure fitting connections
• Length: 0.51 inches – compact for use in limited-space installations
• Operating Pressure: Rated up to 125 psi
• Temperature Range: 40°F to 180°F

Technical Specifications

• Part Number: 63PT-4X
• Nominal Size: 1/4 inch
• Length: 0.51 inches
• End Style: Insert – designed for tubing reinforcement
• Compatible Tubing: Polyethylene and similar flexible plastic tubing

Installation Guidelines

Insert should be installed fully into the tubing prior to securing with a compression or barbed fitting. Ensure tubing ends are cut squarely and free of burrs. This component is intended to enhance structural integrity during connection and prevent deformation under tightening or system pressure. Follow all relevant installation standards and local code requirements.

Applications

Commonly used in residential, commercial, and light industrial systems involving low-pressure fluid transfer, this insert is applicable to water supply, irrigation lines, beverage systems, and pneumatic control circuits where 1/4" polyethylene tubing is utilized.