Breather Element 4011521

positive OEM
Cummins
Part# 4011521
note
Filtration element controlling crankcase air flow and contaminant ingress.
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Extended Lead Time
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Description

The Cummins Breather Element (4011521) is a filtration component that manages airflow into and out of the engine crankcase. It captures airborne contaminants to protect engine internals and maintain operational integrity. This element is essential for controlling pressure and preventing particulate ingress in heavy-duty engine systems.

Key Specifications

  • Application: Heavy-duty diesel engines
  • Function: Filters crankcase ventilation air
  • Compatibility: Cummins engine series
  • Construction: Filter media with metal housing
  • Features: Dust particle filtration, airflow regulation
  • Quality: OEM Cummins part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

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More Information

Current Part# 4011521
Type OEM
Part# variations 4011521 CUM,
4011521CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty