Oil Nozzle - 17.50 90 PLP-12PK - Monarch Material and Construction: This holesaw

Material and Construction: This holesaw is made with bi-metal construction

General Overview (based on similar Crown kits):

Use Case: Ideal for creating precise flares in soft copper tubing used in refrigeration and air conditioning systems

Port Size: 2" (50 mm)

it likely denotes a universal fit or updated design

Oil Nozzle - 17.50 90 PLP-12PK - Monarch Material and Construction: This holesaw17. 50 90 PLP Monarch Oil Nozzle (12 Pack) Monarch 17. 50 90 PLP oil nozzles are engineered for high capacity oil fired burners requiring accurate fuel delivery and stable combustion performance. Manufactured to Monarch's exacting standards, these nozzles are designed to perform reliably in large combustion chambers across commercial and industrial heating applications. Technical Specifications Flow Rate: 17. 50 GPH Spray Angle: 90 Spray Pattern: PLP