129PO7 5/8 x 3/4 BarbThe 129PO7 5 8" x 3 4" Barb Adapter is a high quality brass fitting designed for secure and leak free connections between 5 8" hose and 3 4" female NPTF (National Pipe Taper Fuel) threads. The barbed end provides a strong grip for flexible tubing, while the female threaded end ensures a tight seal in plumbing and fluid transfer systems. Specification Details TYPE Adapter DESIGN Precision Machined Threads, Ensures a secure and leak proof connection