Oil Nozzle - .85 90 NS-12PK - Monarch

.85 90 NS Monarch Oil Nozzle (12 Pack)

Monarch .85 90 NS oil nozzles are designed for residential and light commercial oil-fired burners requiring exceptionally fine atomization and quiet, stable combustion at lower firing rates. Manufactured to Monarch's exacting standards, these nozzles are widely used in flame-retention burners where smooth ignition and consistent flame performance are essential.

Technical Specifications

• Nominal Flow Rate: .85 GPH
• Spray Angle: 90°
• 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. NS nozzles are widely used in 80° and 90° spray angles on flame-retention burners, where the hollow cone spray pattern promotes excellent fuel-air mixing and dependable combustion.

Applications

• Residential and light commercial oil-fired burners

• Flame-retention burners using 90° hollow cone spray patterns

• Boilers and furnaces requiring fine atomization and quiet operation

• Service replacement where Monarch NS spray pattern and 90° spray angle are specified

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