Description

Straight Quick-Connect Fittings (2-Pack) – 1/4″ OD Tubing × 3/8″ Thread

These Straight Quick-Connect Fittings are designed to connect 1/4″ OD tubing to components
with a 3/8″ threaded port, such as inline water filters, valves, and other water
filtration components. The straight design provides a clean, direct connection with minimal flow restriction. Some inline filters have a 3/8″ threaded port. This fitting allows them to be used with standard 1/4″ OD RO tubing.

Purpose

☑ Connect 1/4″ OD tubing to 3/8″ threaded ports

☑ Ideal for inline filters, RO membrane housings, valves, and water filtration systems

☑ Provides a straight, low-profile tubing connection

Key Features

☑ Push-to-connect tubing side for fast, tool-free installation

☑ Straight connector design for clean, in-line tubing routing

☑ Compatible with standard 1/4″ OD RO tubing

☑ Suitable for potable water and RO filtration applications

☑ Includes 2 straight quick-connect fittings

Installation Notes (Important)

☑ The 3/8″ threaded side requires plumbing thread seal tape (PTFE/Teflon tape)
to ensure a secure, leak-free connection.
☑ Wrap plumbing tape clockwise around the male threads before installation.
☑ Hand-tighten first, then tighten slightly if needed. Do not overtighten.
☑ Push 1/4″ OD tubing fully into the quick-connect port until it seats completely.

Specifications

Connection Type: 1/4″ OD Quick-Connect × 3/8″ Thread (Straight)

Tubing Size: 1/4″ OD (Outside Diameter)

Thread Size: 3/8″ Thread

Shape: Straight

Quantity: 2 fittings per pack

Application: Inline water filters, RO membrane housings, valves, water filtration systems