R-8 Relay Valve
- Part number: LRV-5617
- OE MFG: MACK
- OEM Reference: 20QE410
- Cross Reference: MACK : 20QE1279, 20QE402, 20QE402R, 20QE410, 20QE410R, 745-287347, 745-289395; OTHER : 287347, 289395
- Product Class: Air Valves & Kits
The PAI LRV-5617 is an R-8 relay valve with Mack OEM reference 20QE410. R-8 relay valves are heavy duty diesel truck parts used in air brake systems to relay control signals and manage delivery of air to brake actuators, reducing response delay between the control valve and service brakes. Mack cross-references include 20QE1279 and 20QE402 for additional part identification.
