.85 45 NS - Monarch - Oil Nozzle - 12 Pack

.85 45 NS – Monarch Oil Nozzle (12 Pack)

Monarch .85 45 NS oil nozzles are designed for residential and light commercial oil‑fired burners requiring exceptionally fine atomization with a narrower spray angle. Manufactured to Monarch’s exacting standards, these nozzles deliver quiet, stable combustion where precise flame shape and controlled fuel distribution are essential, especially at lower firing rates.

Technical Specifications

• Nominal Flow Rate: .85 GPH
• Spray Angle: 45°
• Spray Pattern: NS – Hollow Cone
• Rated Pressure: 100 PSI
• Manufacturer: Monarch Mfg. Works
• Pack Quantity: 12 nozzles

NS Spray Pattern (Hollow Cone)

Monarch HollowCons “NS” Series nozzles cover a flow range of 0.50 to 2.00 USGPH and are known for their exceptionally fine atomization. This series produces a quiet, stable flame and performs reliably across many burner designs. The hollow cone spray pattern promotes efficient fuel‑air mixing, making NS nozzles well suited for flame‑retention burners and applications requiring smooth ignition and tightly controlled combustion.

Applications

• Residential and light commercial oil‑fired burners

• Flame‑retention burners requiring a 45° hollow cone spray pattern

• Boilers and furnaces needing fine atomization and controlled flame shape

• Service replacement where Monarch NS spray pattern and 45° spray angle are specified

• Cross Reference: for Delavan, Hago, Steinen and Danfoss see Chart