Delavan 00100-90B1 Oil Burner Nozzles, 1 gph, 100 psi, 90 degrees, B, Solid Cone

Product Overview

The Delavan 100-90B1 Oil Burner Nozzle is a precision-engineered solid cone nozzle designed for use in high-performance oil-fired heating systems. Rated at 1.00 GPH with a 90° spray angle, this Type B solid-cone pattern ensures consistent atomization and even fuel distribution across the combustion zone. Manufactured from high-quality brass, the nozzle maintains dimensional accuracy and corrosion resistance under continuous burner operation, providing dependable performance for professional hydronic and forced-air heating systems.

Technical Specifications

• Manufacturer: Delavan
• Model Number: 100-90B1
• Description: Oil Burner Nozzle – Solid Cone, Type B
• Reference Number: 106616
• Flow Rate: 1.00 GPH (at 100 PSI fuel pressure)
• Spray Angle: 90° (wide angle)
• Spray Pattern Type: Solid Cone – Type B
• Spray Distribution: Uniform droplet dispersion throughout full cone pattern for balanced combustion
• Operating Pressure Range: 100 PSI nominal; adjustable per burner manufacturer specifications
• Material Construction:
  • Body: Precision-machined brass
  • Internal Components: Stainless steel metering insert and orifice plate
• Orifice Tolerance: ±1% of rated flow to maintain consistent atomization
• Atomization Characteristics: Fine fuel droplet formation optimized for complete combustion in standard pressure atomizing burners
• Fuel Compatibility: No. 1 and No. 2 heating oil, kerosene, and light commercial fuel oils
• Temperature Range: 32°F to 200°F (0°C to 93°C) service range
• Thread Type: 9/16”-24 UNEF standard burner thread
• Applications:
  • Residential and commercial oil-fired heating systems
  • Boilers, furnaces, and water heaters requiring 1.00 GPH firing rate
  • Burners requiring even spray distribution for low-excess-air operation
• Performance Features:
  • Uniform spray density for consistent flame shape and stability
  • Reduced carbon formation and soot accumulation
  • High thermal efficiency through optimized atomization
• Installation Notes:
  • Install per burner manufacturer specifications
  • Verify proper spray angle and flow rate to match combustion chamber geometry
  • Inspect and clean nozzle assembly during routine burner maintenance
• Compliance and Standards:
  • Meets ASTM and SAE fuel delivery precision standards
  • Manufactured under ISO 9001:2015 quality system certification
• Maintenance: Replace annually or during burner service cycle; inspect for clogging or pattern distortion
• Packaging: Individually sealed with calibration identification and flow/spray marking
• Country of Manufacture: United States

Summary

The Delavan 100-90B1 Oil Burner Nozzle delivers a 1.00 GPH, 90° Type B solid cone spray pattern designed for uniform atomization and balanced combustion. Constructed from precision-machined brass with stainless internal components, it provides consistent performance and durability for professional-grade oil-fired heating systems.