Sealco 110197 Two Port Service Relay Valve
- Non ABS
- 3/8″ NPT Control Port (on either side of the top, typically plugging one side)
- 3/8″ NPT (2) Delivery Ports (one on each side, just below the top)
- 1/2″ NPT Resevoir Port (down low)
- J1860 Tag: RV040
- 4.0psi Nominal Crack Pressure
Part Managers Note: This is a Non ABS Valve. Typically we would see this in use on 1990’s trailers, with brake chambers on one axle.