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The DELAVAN 17147 is a 3/8-inch Variflo adapter designed to connect and transition fluid lines in spray and fluid-handling systems. This adapter provides a reliable interface point for Variflo-style assemblies, maintaining consistent flow paths during operation. It is typically installed by plumbing and HVAC service technicians working on fluid delivery, spray nozzle, or chemical injection systems. The compact form factor and standardized 3/8-inch sizing make it a practical component for field service and replacement work.
This adapter is suited for use in residential and light commercial applications where Variflo-style fluid connections are required. Common install scenarios include spray system maintenance, nozzle assembly upgrades, and line transition work. Technicians sourcing this part are typically replacing a worn or damaged adapter as part of a larger system service call.
Designed as an OEM-style replacement adapter for Variflo-style fluid handling and spray systems requiring a 3/8-inch adapter connection.
Installation should be performed by a qualified technician familiar with fluid-handling or spray system assemblies. Shut off all fluid supply and relieve system pressure before removing or replacing any adapter fitting. Inspect mating threads and seating surfaces for wear or damage prior to installing the new adapter. Follow applicable plumbing and fluid system codes for your jurisdiction when completing the repair.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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