Oil Nozzle - 3.50 60 AR-12PK - Monarch This adapter features a 3/8"

This adapter features a 3/8" female flare hex connection on one end and a 1/2" male Acme connection on the other

Pipe Compatibility: Bends soft copper pipes with diameters from 1/4" to 7/8"

UL tested and compliant

Design: Two-piece construction allows easy bit replacement

Oil Nozzle - 3.50 60 AR-12PK - Monarch This adapter features a 3/8"3. 50 60 AR Monarch Oil Nozzle (12 Pack) Monarch 3. 50 60 AR oil nozzles are designed for oil fired burner applications where quiet combustion and stable flame characteristics are required. Manufactured to Monarch's exacting standards, the AR series has become widely used due to its proven success in flame retention head burners and is increasingly specified on original equipment. Technical Specifications Flow Rate: 3. 50 GPH Spray Angle: 60 Spray