P539468 Air Breather Fits Donaldson Models

One New Aftermarket Replacement Air Breather (Spin-On) for Donaldson and Compatible Equipment

This spin-on air breather filter replaces Donaldson part number P539468. It filters crankcase or hydraulic reservoir vent air, trapping contaminants before they can enter the system. Rated at 98% efficiency at 25 microns, this breather is a direct spin-on replacement widely used across construction, agricultural, and heavy-duty truck applications.

Specifications

• Style: Spin-On
• Outer Diameter: 3.66 in (93 mm)
• Length: 3.76 in (96 mm)
• Efficiency: 98% at 25 Micron
• Thread Size: 41702
• Primary Application Reference: Fiat-Allis 74835378

Compatible Models / Applications

Fiat-Allis: Equipment using breather reference 74835378 or 4835378

Allis-Chalmers: Equipment using breather reference 4835378, 74835378

Case / Case IH: Equipment using breather reference 74835378

Fiat: Equipment using breather reference 74835378

New Holland: Equipment using breather reference 74835378

Isuzu: Forklift and industrial engine applications

Heavy-Duty Trucks: Freightliner and other commercial truck applications using this breather style

Replaces Part Number(s):

P539468

Aftermarket Interchange Numbers

Baldwin BT368; Wix 46100, 46101, 546101; Fleetguard AF4610; Fleetrite AFR84610; Fram PFA3667; Hastings CB43; AC Delco FB132; Napa 6100, 6101; Purolator H14742, PER136A; Carquest 88100, 88101; Motorcraft FA947; Luber-Finer LAF1988; Big A 94100, 94101; American Parts 1235, 94100; Heil 750712; Sandvik 85079409; VMC AF539468; LHA 9630604428; Allis-Chalmers 4835378, 74835378; Case/Case IH 74835378; Fiat 74835378; Fiat-Allis 4835378, 74835378; New Holland 74835378

New aftermarket replacement part - not remanufactured, not used.