Delavan 00120-70B1 Oil Burner Nozzles, 1.20 gph, 100 psi, 70 degrees, B, Solid Cone

Delavan 120-70B1 Oil Burner Nozzle – 1.20 GPH, 70° Solid Cone, Type B

The Delavan 120-70B1 Oil Burner Nozzle is a precision-engineered component designed for accurate fuel atomization and stable combustion in oil-fired heating systems. Featuring a 70° Type B solid cone spray pattern, this nozzle ensures full and even flame coverage, providing consistent performance in burners requiring strong combustion stability. The nozzle’s bi-metal construction, incorporating a brass body and stainless-steel metering components, delivers excellent heat transfer, resistance to fouling, and long-term durability under demanding operating conditions.

Technical Specifications

• Manufacturer: Delavan
• Model Number: 120-70B1
• Product Type: Oil Burner Nozzle
• Flow Rate: 1.20 GPH (Gallons Per Hour at 100 PSI)
• Spray Angle: 70°
• Spray Pattern: Solid Cone (Type B)
• Material – Body: Brass
• Material – Metering Components: Stainless Steel
• Construction: Bi-Metal Design (Brass Body / Stainless Steel Metering Parts)
• Operating Pressure: 100 PSI (Standard Rating; Adjustable per Burner Specification)
• Heat Transfer Properties: Brass body provides rapid heat dissipation to reduce varnish or carbon buildup
• Atomization Characteristics: Uniform droplet distribution for stable, efficient combustion
• Fuel Compatibility: No. 1 and No. 2 Fuel Oils and compatible light fuel blends
• Temperature Range: Suitable for standard burner chamber operating temperatures
• Durability: High wear resistance in metering orifice and distributor slots
• Part Number: 2424
• Application: Residential, commercial, and light industrial oil-fired burners and furnaces
• Compliance: Meets OEM performance standards for oil burner flow accuracy and combustion efficiency

Performance and Application

The Delavan 120-70B1 nozzle provides precise and repeatable atomization to optimize burner combustion efficiency and reduce emissions. The solid cone spray pattern produces a uniform fuel distribution for burners designed with full combustion air mixing. Stainless-steel metering components maintain consistent flow characteristics throughout extended service life, minimizing nozzle wear and flow deviation. The brass body ensures efficient thermal transfer, preventing residue formation and maintaining consistent spray performance under high operating temperatures. This nozzle is suitable for professional heating system applications requiring precise control of fuel delivery and stable combustion characteristics.

Summary

The Delavan 120-70B1 1.20 GPH 70° Type B Solid Cone Oil Burner Nozzle offers professional contractors a durable, high-precision fuel atomization solution. With bi-metal construction for enhanced performance and longevity, it ensures reliable combustion stability and efficiency across residential, commercial, and light industrial oil-fired heating systems.