The Wabco 9730110220 is a pressure-reduction relay valve kit designed to OE specification for rear axle applications with ABS compatibility. This relay valve features a flange mount for ABS devices at the rear axle, referencing ABS device 472500101/1030. It operates at a maximum pressure of 188.55 psi with an opening pressure of 10.15 psi and a 2.90 psi predominance value. The regulating ratio is 1:1. Port thread 1 is 1/2"-14 Dry Seal NPTF, port thread 2 is 3/8"-18 Dry Seal NPTF, and port thread 4 is 1/4"-18 NPTF. The exhaust uses a snap-on contour fitting (JED-463). Overall dimensions are 100 x 131 x 83 mm. Call us to confirm proper fit for your application.
Interchanges:
- S973
Features
Pressure-reduction relay valve, 1:1 regulating ratio
Maximum operating pressure 188.55 psi; opening pressure 10.15 psi
Flange mount for rear axle ABS devices (ref. 472500101/1030)
Port thread 1: 1/2"-14 Dry Seal NPTF; Port thread 2: 3/8"-18 Dry Seal NPTF; Port thread 4: 1/4"-18 NPTF
Exhaust snap-on contour JED-463
Temperature range -40 degrees C to +80 degrees C; dimensions 100 x 131 x 83 mm
Tech Specs
- Brand: WABCO
- Version: Pressure reduction
- Regulating ratio: 1:1
- Max. operating pressure: 188.55 psi
- Opening pressure: 10.15 psi
- Predominance: 2.90 psi
- Port thread 1: 1/2" - 14 Dry Seal NPTF
- Port thread 2: 3/8" - 18 Dry Seal NPTF
- Port thread 4: 1/4" - 18 NPTF
- Exhaust fitting: Snap-on contour JED-463
- Flange mount: Compatible with rear axle ABS devices (ref. 472500101/1030)
- Temperature range: -40 degrees C to +80 degrees C
- Dimensions: 100 x 131 x 83 mm
- Technical specification: OE specification
