Oil Nozzle - 4.50 45 PL-12PK - Monarch HSR & MSR W/BB P/N:

HSR & MSR W/BB P/N: 27993 STEM P/N: 12550

The 43504 - Schaefer SS - SS/DS - Female Brush Dia 3/8" (1EA) is a stainless steel tube brush designed for cleaning small-diameter tubes

commonly used in industrial heating systems such as furnaces and boilers

The Bahco 3830-140-VIP is a 5-1/2 inch (140 mm) Sandflex Bi-Metal Holesaw

Oil Nozzle - 4.50 45 PL-12PK - Monarch HSR & MSR W/BB P/N:4. 50 45 PL Monarch Oil Nozzle (12 Pack) Monarch 4. 50 45 PL oil nozzles are engineered for oil fired burners requiring accurate fuel delivery and a true hollow cone spray pattern. Manufactured to Monarch's exacting standards, these nozzles are designed to perform reliably in applications where equipment specifications call for hollow cone atomization at moderate to higher firing rates. Technical Specifications Flow Rate: 4. 50 GPH Spray Angle: 45