The John Guest PI051213S 3/8″ x 3/8″ BSP Stem Adaptor is a high-quality push-fit adaptor designed to convert a 3/8″ stem connection to a 3/8″ BSP male threaded connection. Manufactured from durable grey acetal copolymer, it provides a secure, leak-resistant connection while allowing quick installation and removal without specialist tools.

Part of the trusted John Guest PI range, the PI051213S is widely used in commercial coffee machines, beverage dispense equipment, water filtration systems, compressed air installations, and pneumatic applications. The fitting creates an instant push-fit connection and reliable seal, helping reduce installation time and maintenance costs.

Suitable for potable water, food-grade applications, air, inert gases, vacuum systems, CO₂ dispense systems, and nitrogen lines, this adaptor offers excellent versatility and long-term reliability in demanding commercial environments.

Key Features:

• Genuine John Guest fitting
• Stem adaptor with BSP male thread
• 3/8″ stem connection
• 3/8″ BSP male threaded connection
• Quick push-fit installation
• Tool-free assembly and disassembly
• Durable grey acetal copolymer construction
• Suitable for potable water and food-grade applications
• Compatible with compressed air, CO₂, nitrogen, inert gases, and vacuum systems
• Corrosion-resistant and reusable
• Ideal for coffee machines, beverage dispense systems, water filtration equipment, and pneumatic installations

MPN:

PI051213S

FAQs:

Q1: What are the connection sizes on the PI051213S?
A: The fitting features a 3/8″ stem connection and a 3/8″ BSP male threaded connection.

Q2: What is a stem adaptor used for?
A: A stem adaptor converts a push-fit stem connection into a BSP threaded connection, allowing different components to be connected within a system.

Q3: Can this adaptor be used with air and gas systems?
A: Yes, it is suitable for compressed air, inert gases, nitrogen, CO₂ dispense systems, and vacuum applications.

Q4: What material is the PI051213S made from?
A: It is manufactured from durable grey acetal copolymer with nitrile sealing components for reliable long-term performance.

Q5: Is the fitting reusable?
A: Yes, the fitting is fully demountable and can be disconnected and reused when maintenance is required.