Seal - National Oil 415988

positive OEM
Federal Mogul
Part# 415988
note
Multi-lip seal preventing transmission fluid leaks and contamination ingress.
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info
Extended Lead Time
non-returnable Non-returnable info
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Description

The National Automatic Transmission Extension Housing Seal (415988) is a multi-lip shaft seal designed to prevent fluid leakage and contamination ingress in transmission systems. It serves as a critical barrier to maintain transmission integrity in heavy-duty vehicle drivetrains.

Key Specifications

  • Application: Automatic transmission extension housing
  • Function: Seals transmission output shaft
  • Compatibility: Heavy-duty trucks, commercial vehicles
  • Construction: Nitrile rubber, spring-loaded metal casing
  • Features: Multi-lip design, spring-loaded, temperature range -40°F to 225°F, low swell in hydrocarbon fluids
  • Quality: OEM National 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). 

 

For more shipping information, please see our Shipping & Delivery page.

More Information

Current Part# 415988
Type OEM
Part# variations 415988 FDM,
415988FDM,
NA 415988,
NA415988
Manufacturer Federal Mogul
Warranty Standard Manufacturer Warranty