Replace your Mahle 77943509 with this 6 micron microglass hydraulic filter element. The pleated synthetic microglass media captures 99.9% of contaminants at the rated size (Beta 1000). A direct cross reference for the Mahle 77943509.
The 77943509 element is 1.84″ OD, 1″ ID, 3.7″ tall, with a single open end. Manufactured under ISO 9001 quality standards. Manufactured right here in the USA.








