3/8" x 1/2MIP Brass Hose Barbs HBB-135 (4 pcs.)
Diameter 2: 1/2MIP
Type: Hose Barb
Connection Type A x B: Hose Barb x Male NPT
Size A: 3/8"
Size B: 1/2
Box of 4.
Hose barbs are cylindrical pieces or parts for attaching and securing of hoses (tubing). The barb-like rings on the cylindrical piece allow for an easy push-connection of flexible-plastic or rubber tubing that is not so easily disconnected.