NATIONAL SEALS part description

Features & Benefits

  • Outer diameter coating promotes adhesion on slightly worn hub bores
  • Performs in wheel hubs exposed to alternating thermal loads from braking cycles
  • Seal thickness withstands repeated hub rotation without deformation
  • PTFE body resists scoring from abrasive particles during extended use

National Seals Wheel Seal

The National Seals Wheel Seal uses a PTFE lip profile to establish a firm boundary between lubricants and external contaminants within wheel-end assemblies. Its internal form supports consistent seal pressure over extended operation, which helps retain lubrication at the hub while minimizing exposure to dirt and moisture. The dimensional balance accommodates wheel-end configurations that require stable compression and uniform seating during installation. This seal type is often selected during hub rebuilds where the previous component has hardened or taken a compression set. Those correcting lubrication retention issues may see the National Seals 386025A as a sound replacement choice.

Product Attributes

Outside Diameter 6.024 IN
Outside Diameter 152.350 MM
Width 0.580 IN
Width 14.730 MM
Material PTFE
Housing Bore 5.998 IN
Housing Bore 152.350 MM
Installation Tool RD386
Part Description Oil Bath Seal
Series 380000
Shaft Diameter 4.625 IN
Shaft Diameter 117.480 MM
Type 13
Unit of Dimension Inch
Grade Type Premium
Seal Width 0.58 in.
Housing Bore Diameter 5.99 in.
Seal Outer Diameter 6.02 in.
Seal Lip Material PTFE
Shaft Diameter / Seal Inner Diameter 4.62 in.

Additional Information

Country of Origin (Primary) US
Harmonized Tariff Code (Schedule B) 4016931020
Harmonized Tariff Code (HTS) 4016931020
Canadian Harmonizing Tariff Code 4016930000
UPC 00614046378513

Part Interchanges

NATIONAL SEALS 386025A Cross Reference

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