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Gold 38 Series

National® is known for creating the industry’s best-kept secret, the Gold 38 Series, made in the United States with an exclusive PTFE compound that withstands extreme temperatures. The Gold 38 Series also includes a unique exclusion design to keep contaminants at bay. Choose National wheel end seals, and move on.

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The Most Technically Advanced Seal in the Market

A. Patented PTFE Lay-Down Bi-Directional Sealing Lip maintains constant sealing during wheel movement
B. Four floating points of contact and bumper pad that inhibits contaminant entry into the hub
C. SURE-LOCK I.D. rib technology firmly grips shaft and provides superior contaminant exclusion
D. Metal O.D. maintains position on hub bore
E. A unitized shield prevents damage to PTFE oil sealing lip and provides structural integrity

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