Description
Mueller Industries A-14027 FU6C Flare Union Coupling
The Mueller Industries A-14027 is a FU6C series flare union coupling designed to provide a secure, leak-free transition between a 3/8″ flare (FL) connection and a 3/8″ male pipe thread (MPT) connection. Built to the quality standards Mueller Industries is known for, this fitting is an essential component for HVAC, refrigeration, and plumbing applications where flare-to-threaded connections are required.
Key Features
- 3/8″ Flare (FL) x 3/8″ Male Pipe Thread (MPT) connection configuration
- FU6C series flare union coupling design for dependable, vibration-resistant joints
- Manufactured by Mueller Industries — a trusted name in HVAC/R and plumbing fittings
- Suitable for use in refrigeration lines, HVAC systems, and compatible fluid piping applications
- Provides a reliable seal between flare and threaded pipe systems
- Compact design for easy installation in tight spaces
Specifications
- SKU: A-14027
- Model: FU6C
- Connection Type: Flare Union Coupling (FU-CPL)
- Inlet Connection: 3/8″ Flare (FL)
- Outlet Connection: 3/8″ Male Pipe Thread (MPT)
- Brand: Mueller Industries
Applications
- HVAC refrigerant line connections
- Refrigeration system piping
- Transition fittings between flare and threaded pipe systems
- Commercial and residential HVAC/R installations and service







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