The Wabco Release Valve Assembly, part number 973-001-021-0 or 9730010210, is a pressure-reduction relay valve built to OE specification for heavy-duty air brake and air system applications. It operates at a maximum working pressure of 116.03 psi with a 1:1 regulating ratio and a predominance of 2.90 psi. The valve mounts via four M8 fasteners and features two M22 x 1.5 port threads and one M16 x 1.5 port thread. The exhaust connection uses a snap-on contour fitting (JED - 463). Rated for a temperature range of -40°C to +80°C, the assembly measures 98 x 103 x 111 mm. Call us to confirm proper fit for your application.
Features
Max. operating pressure: 116.03 psi
Regulating ratio: 1:1
Predominance: 2.90 psi
Mounting: 4x M8 fasteners
Port threads: two M22 x 1.5, one M16 x 1.5
Temperature range: -40°C to +80°C
Dimensions: 98 x 103 x 111 mm
Tech Specs
- Brand: Wabco
- Part Number: 973-001-021-0 or 9730010210
- Version: Pressure reduction
- Max. operating pressure: 116.03 psi
- Regulating ratio: 1:1
- Predominance: 2.90 psi
- Mounting: 4x M8
- Port thread 1: M22 x 1.5
- Port thread 2: M22 x 1.5
- Port thread 4: M16 x 1.5
- Exhaust connection: Snap-on contour JED - 463
- Temperature range: -40°C to +80°C
- Dimensions: 98 x 103 x 111 mm
- Technical specification: OE specification
