Oil Nozzle - 4.50 30 HV-12PK - Monarch This O-ring is size 010

This O-ring is size 010 and comes in a convenient pack of 10

5/16" (8 mm) fiber cement siding

Type: Solenoid Shut-Off Valve

metal pipes

Oil Nozzle - 4.50 30 HV-12PK - Monarch This O-ring is size 0104. 50 30 HV Monarch Oil Nozzle (12 Pack) Monarch 4. 50 30 HV oil nozzles are engineered for oil fired burners requiring a very narrow spray angle and high spray velocity. Manufactured to Monarch's exacting standards, these nozzles are designed for demanding combustion environments where concentrated flame shape and strong fuel penetration are essential. Technical Specifications Flow Rate: 4. 50 GPH Spray Angle: 30 Spray Pattern: HV Narrow Spray Angle