Description Fleetguard FF5135 is a spin-on fuel filter for diesel applications with a 16 micron rating, 77 mm largest outside diameter, 156 mm overall height and M16 x 1.5-6H internal thread. It is used in a wide range of commercial vehicles and equipment, including selected Alfa Romeo, Iveco Eurocargo and Daily, MAN L/M2000 and G series, Mercedes-Benz Actros MP2/MP3, Scania 3-series and Volvo FL4 models, and cross-references to Baldwin BF5587D and Donaldson P550588.