OEM 47307-E0300 CONNECTOR Union Fitting For Hino 500 Hino 700

Confirm the OEM number 47307-E0300 on your original connector before ordering. This is a standard connector fitting designed for Hino medium and heavy-duty trucks. Verify thread type, diameter, and sealing requirements before purchase. Professional installation recommended.

The 47307-E0300 connector is a precision fitting for Hino 500 and Hino 700 series trucks. Manufactured from durable steel with corrosion-resistant surface treatment, this connector serves as a coupling component for pneumatic or fluid systems, including air brake circuits and fuel delivery lines. Direct replacement for original equipment. Restores leak-free connections and proper system sealing.

Seal Replacement: Replace all associated sealing components when installing a new connector. Copper washers and O-rings have single-use lifespans. Reusing old seals may cause pressure loss.

Thread Inspection: Examine mating threads on the connector and port. Damaged threads compromise sealing. Do not force the connector into cross-threaded ports.

Torque Specification: Tighten to manufacturer specification. Overtightening may strip threads; undertightening may cause leakage or vibration loosening.

Q1: Which Hino trucks use 47307-E0300?
A1: This connector fits Hino 500 series and Hino 700 series trucks. Verify fitment for your specific chassis and year using your original part number.

Q2: Which system does this connector belong to?
A2: The 47307-E0300 connector is used in pneumatic systems such as air brake circuits and fuel delivery lines on Hino 500 and 700 series trucks.

Q3: Does the connector include sealing washers or O-rings?
A3: No. This listing includes the connector only. Sealing washers, O-rings, or thread sealant must be ordered separately based on your application.

Q4: How do I identify a failed connector?
A4: Visible corrosion, stripped threads, pressure loss at the fitting point, fluid seepage around the connection, or connector body deformation from overtightening.

Q5: Is 47307-E0300 compatible with other Hino models?
A5: This connector is specifically listed for Hino 500 and 700 series. Compatibility with other Hino models should be verified using your original part number or vehicle VIN.