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The PARKER 28-8-8 is a barbed tube male connector designed for secure, leak-resistant fluid line connections in plumbing, HVAC, and general industrial piping systems. The fitting accepts tubing with a 0.375-inch inside diameter and a 1/2-inch outside diameter, and connects to mating female ports via a 1/2-14 thread. Constructed from brass, this connector offers corrosion resistance and durability in moderate-pressure service environments. Licensed plumbers and HVAC technicians use this style of fitting when transitioning between threaded pipe and flexible or semi-rigid tubing runs where a barbed mechanical grip is preferred over compression or push-to-connect designs.
This fitting is suited for residential and light commercial installations where barbed connections to soft tubing are required. Typical applications include water supply lines, low-pressure fluid transfer, and HVAC condensate or auxiliary piping. The 1/2-14 thread size is a standard NPT-compatible designation, making this connector a common choice when joining barbed tubing to threaded port fittings in tight or inline configurations.
Designed as an OEM-style replacement or direct-use barbed male connector for plumbing and HVAC systems requiring a 1/2-14 threaded male fitting with a 0.375-inch tube ID barbed end.
Installation is typically performed by a licensed plumber or HVAC technician. Shut off fluid supply and relieve system pressure before removing or installing any fittings. Apply thread sealant tape or compound to the male threads in accordance with applicable IPC or IFGC guidelines before making the threaded connection. Push tubing fully onto the barbed end and secure with an appropriate hose clamp to maintain a leak-free seal.
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