As sealed machinery operates, its’ internal air heats and expands; later, this air cools and contracts. To allow hot air out, and cool air in safely, use a Donaldson breather filter. These handy, spin-on filters use sturdy oil-wetted filter media that resists damage from vibration.
- Designed for engines, air compressors, crankcases, transmissions, gearcases, air cylinders, air presses, and hydraulic reservoirs
- Mount either vertically or horizontally
- Can be cleaned and reused
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