The HDY Part H11477S Hadley Air Fitting is an aftermarket pneumatic fitting designed to provide a secure, leak-resistant connection in heavy-duty air suspension and air system plumbing. Built for reliable sealing, it helps maintain consistent airflow and reduces pressure loss caused by vibration or improper retention. Its durable construction is engineered to withstand moisture, corrosion exposure, and harsh road conditions. With service-ready design, the H11477S supports dependable installation and long-term air system integrity.
The HDY Part H11477S Hadley Air Fitting is an aftermarket pneumatic fitting designed to provide a secure, leak-resistant connection in heavy-duty air suspension and air system plumbing. Built for reliable sealing, it helps maintain consistent airflow and reduces pressure loss caused by vibration or improper retention. Its durable construction is engineered to withstand moisture, corrosion exposure, and harsh road conditions. With service-ready design, the H11477S supports dependable installation and long-term air system integrity.