
White Rodgers 21M51U-843 Universal 2-Stage Furnace Control Kit
Part/SKU: 21M51U-843
| Weight | 1.5 lbs |
|---|---|
| Dimensions | 8 × 8 × 8 in |
| Condition | New |
| Manufacturer Part Number | 50X80W |
| Brand | Delavan Spray LLC |
$11.64
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0.50 GPH – 80° Spray Angle – Balanced Flame Profile
The Delavan 50X80W oil burner nozzle features a Type W all-purpose spray pattern designed to provide a balanced flame that is neither fully hollow nor fully solid. This versatile design allows it to replace either hollow or solid spray nozzles in many burner applications.
With a firing rate of 0.50 GPH and an 80° spray angle, this nozzle delivers efficient fuel atomization and consistent combustion performance in residential oil heating systems.
Firing Rate: 0.50 Gallons Per Hour
Spray Angle: 80 Degrees
Spray Pattern: Type W (All-Purpose)
Manufacturer: Delavan Spray LLC
Model: MFG# 50X80W
Construction: Precision machined brass body
Application: Oil furnace & boiler burner systems
✔ Balanced flame profile
✔ Can substitute hollow or solid spray in many systems
✔ Efficient combustion without elongated flame
✔ Reliable ignition performance
✔ OEM precision fuel metering
Beckett Oil Burners
Carlin Burners
Riello Burners
Wayne Combustion Systems
Standard oil burner assemblies using universal nozzle threads
Ideal for HVAC technicians servicing oil-fired heating equipment where a versatile spray pattern is required.
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