Velocity Boiler Works (Crown) 13-030 Nozzle 319825-402 High-Torque Fail-Safe: Reliable 30 in-lb

High-Torque Fail-Safe: Reliable 30 in-lb mechanical spring return ensures dampers close completely during power loss

Its blowout-proof stem design and double O-ring interface ensure long-term reliability in demanding hydronic heating and cooling systems

This is a fixed-calibration safety device

When diagnosing HVAC blower motor failure

This steel-constructed panel is essential for maintaining proper thermal efficiency and protecting sensitive water heater internal components from external damage

Velocity Boiler Works (Crown) 13-030 Nozzle 319825-402 High-Torque Fail-Safe: Reliable 30 in-lbThe Velocity Boiler Works (Crown) 13 030 is a precision engineered Delavan 0. 65 70B nozzle designed for high performance residential oil burners. As a Type B solid cone nozzle, it delivers a uniform distribution of atomized fuel droplets throughout the spray pattern, ensuring stable ignition and high combustion efficiency. This nozzle is a critical component for technicians performing annual maintenance or troubleshooting flame quality on Velocity or