59A0620 | Genuine Bendix® Air Brake Relay Valve

Useful Information

Description: Air Brake Relay Valve
R-12 Air Brake Relay Valve
Condition: New
Brand: Bendix®
Part Number: 59A0620 
Cross Reference Part Number: 59A0620 

Type: Valve

Vehicle Compatibility
Compatible with:
Kenworth,
Peterbilt , 
Ford, 
Freightliner,
Fruehauf,
Great Dane, 
Hyundai, 
International,
Mack, 
Reitnouer, 
Stoughton, 
Volvo, 
Wabash, 
Western Star, 
White

Specification:
Material: Stainless Steel, 
(1) 1/2in Supply Port, (4) 1/2in Delivery Ports, (1) 1/4in Service Port, 
Crack Pressure: 4PSI, 
Normal Pressure - 115 PSI,
Maximum Pressure - 145 PSI

WEIGHT: 7.00 LBS

Description and Purpose

Parts Finder Q presents the Bendix® R-12 Air Brake Relay Valve, a robust stainless steel component designed to regulate and distribute air pressure within the braking systems of heavy-duty vehicles. Equipped with (1) 1/2-inch supply port, (4) 1/2-inch delivery ports, and (1) 1/4-inch service port, this valve ensures optimal air flow for quick and dependable brake activation. With a crack pressure of 4 PSI and a maximum pressure of 145 PSI, it plays an integral role in maintaining safe and effective braking performance. Compatible with various vehicles, including Kenworth, Peterbilt, Freightliner, Volvo, and Mack, this valve is vital for enhancing the reliability of air brake systems in demanding commercial environments.

Impact on Vehicle Performance  

The Bendix® R-12 Air Brake Relay Valve is crucial for improving the performance and safety of heavy-duty vehicles by efficiently managing air pressure within the braking system. By accurately directing air pressure to the brakes, it enables faster response times and enhances braking efficiency, resulting in shorter stopping distances and better vehicle control. With a crack pressure of 4 PSI, the valve ensures smooth brake activation, while its capacity to withstand pressures up to 145 PSI ensures dependable performance in demanding conditions. Proper maintenance of the relay valve reduces wear on brake components, prevents air leaks, and ensures reliable operation, making it essential for maintaining peak vehicle performance in both routine and high-intensity situations.

Why Replacement is Important

Replacing a damaged or worn Bendix® R-12 Air Brake Relay Valve is vital for preserving the safety, reliability, and efficiency of a vehicle’s braking system. A malfunctioning relay valve can lead to delayed brake response, uneven air pressure distribution, and even brake failure, which can jeopardize vehicle control and safety. Routine replacement ensures proper air pressure regulation, optimal braking performance, and compliance with safety standards. Timely replacement also helps prevent undue wear on other brake components, lowering maintenance costs and extending the lifespan of the entire braking system—especially critical for heavy-duty vehicles operating under demanding conditions.

Manufacturer Information:

Tags & Category: Air Valve Relay, Valve, Relay Valve, Valve-Relay, Brake System

Warranty
Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.