Part Number: 81521166075
Description:
Genuine WABCO relay valve for commercial truck air brake systems, marked MAN OE 81.52116-6075 / 81521166075 and WABCO 9730060030. Based on the visible shape, multiple pneumatic ports, WABCO casting, and label data, this is a pneumatic relay valve used within the compressed air braking circuit. Web catalogue data confirms relay valve specification with operating pressure 8.5 bar and nominal size 10 mm.
This used unit is suitable for MAN applications and cross-references to other heavy vehicle platforms where the same OE/WABCO number is specified. Catalogue references found online link this valve with MAN TGA, TGL, TGM, TGS and TGX ranges, and also with selected Mercedes-Benz, DAF, Scania and Neoplan applications by cross number. Please match the full part number before purchase, as compatibility can vary by chassis, axle layout and brake system configuration.
Visible markings from the part:
- MAN: 81.52116-6075
- WABCO: 9730060030
- E-mark visible on label
- WABCO cast into housing
- Port marking visible: M14x1.5 mm
Specification summary:
- Type: Relay Valve
- Brand: WABCO
- OE reference: 81521166075
- WABCO reference: 9730060030
- Operating pressure: 8.5 bar
- Nominal size: 10 mm
- Material: composite body with metal fittings
- Colour: black
Condition:
Used genuine part in good overall working order for age. The item was checked and tested for functionality before dismantling. It shows typical cosmetic wear, dirt traces, minor finish marks and some corrosion on one stud/bolt area. Please review all images carefully for exact condition and completeness.
Installation notes:
Professional installation is recommended. Always verify port layout, thread size and OE number compatibility before fitting. Depending on vehicle system configuration, installation may require air system leak test and brake system inspection after fitment.
Shipping & Returns:
We ship across UK/EU with tracked services. Returns accepted within 30 days; buyer pays return postage. Please inspect upon arrival and message us with any concerns.
Why Buy From Us:
Genuine part, 3-month warranty, fast dispatch, secure packaging.