Seal-Oil 40576S

positive OEM
Drive axle shaft oil seal preventing lubricant leaks and contamination.
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Description

The National Drive Axle Shaft Oil Seal (40576S) is a critical component designed to prevent lubricant leakage and contamination ingress in drive axle assemblies. It maintains sealing integrity under dynamic conditions, ensuring proper axle function and longevity in heavy-duty vehicle drivetrains.

Key Specifications

  • Application: Drive axle assemblies
  • Function: Seals lubricant within axle shaft housing
  • Compatibility: Heavy-duty trucks, commercial vehicles
  • Construction: Nitrile rubber sealing lip, metal case
  • Features: Single-lip, springless design; temperature range -40°F to 225°F; low swell in hydrocarbon fluids
  • 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# 40576S
Type OEM
Part# variations 40576S FDM,
40576SFDM,
NA 40576S,
NA40576S
Manufacturer Federal Mogul
Warranty Standard Manufacturer Warranty