John Guest 3/8" x 1/2" BSP Female Adaptor – Universal Coupler Fitting

This John Guest 3/8" push-fit x 1/2" BSP female adaptor provides a secure connection between tubing and threaded components in beverage dispense, gas, and fluid systems. The push-fit connection allows fast installation without tools, creating a reliable, leak-tight seal.

In the drinks dispense industry this fitting is commonly referred to as a universal coupler fitting, as it can be used on boththe beer line or gas side of a keg coupler, providing flexibility when connecting dispense equipment.

The adaptor features a 1/2" BSP female thread with small cone end, allowing it to connect easily to compatible threaded valves, couplers, and fittings. Manufactured from durable grey acetal, it offers excellent strength, chemical resistance, and consistent flow performance.

Typical Applications

• Beer dispense systems
• Keg coupler connections (beer or gas side)
• Beverage tubing installations
• Water treatment systems
• Air and pneumatic systems

Key Features

• 3/8" push-fit tube connection
• 1/2" BSP female thread with small cone end
• Often used as a universal coupler fitting
• Suitable for beer and gas connections on keg couplers
• Tool-free push-fit installation
• Durable grey acetal construction
• Suitable for potable liquids, air and inert gases

Specifications

• Brand: John Guest
• Tube Size: 3/8"
• Part Number: NCPI451214CS
• Thread Size: 1/2" BSP Female
• End Type: Small Cone
• Material: Acetal (Grey)
• Connection Type: Push-Fit x BSP Thread