Seal-Oil 39803

positive OEM
Federal Mogul
Part# 39803
note
Engine crankshaft oil seal preventing lubricant leakage in heavy-duty applications.
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Extended Lead Time
non-returnable Non-returnable info
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Description

The National Bearings Engine Crankshaft Oil Seal (39803) is a critical sealing component designed to prevent oil leakage around the crankshaft. It maintains engine lubrication integrity by providing a secure barrier between the crankshaft and engine housing. This seal is engineered for use in various heavy-duty and commercial vehicle applications requiring reliable oil containment.

Key Specifications

  • Application: Engine crankshaft sealing
  • Function: Prevents oil leakage at crankshaft interface
  • Compatibility: Heavy-duty trucks, commercial vehicles
  • Construction: Nitrile rubber sealing lip, metal case
  • Features: Single lip design, spring-energized seal, corrosion-resistant metal
  • Quality: OEM 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# 39803
Type OEM
Part# variations 39803 FDM,
39803FDM,
NA 39803,
NA39803
Manufacturer Federal Mogul
Warranty Standard Manufacturer Warranty