National Axle Spindle Seal,Engine Crankshaft Seal P/N:472397

Seal lubricant in and keep dirt and moisture out with the National Oil Seal Axle Spindle Seal / Engine Crankshaft Seal (MPN 472397). This part is cataloged under both names, so it shows up whether you're searching for a front axle spindle seal or a front crankshaft seal. It's a direct-fit replacement for the front position on a wide range of applications, including the 1969-1974 Chevrolet Blazer, 1966-1972 Ford Bronco, 1968-1974 Dodge W100 Pickup, 1971-1976 Jeep CJ5, and 1968-1976 Triumph TR6 — see the Buyer's Guide tab for the full list of 56 fitments.

• Dual identity: listed as both a National Axle Spindle Seal and an Engine Crankshaft Seal.
• Cataloged position: front — noted as front, front outer, and front inner across the applications.
• How it works: the seal body stays stationary while its lip rides against the rotating shaft, holding lubricant in and blocking grit and moisture.
• Fit: a direct-fit replacement for the listed applications.

Signs this seal may need replacing include lubricant seepage or leakage around the sealed shaft. Diagnose the source of any leak before replacing, as multiple parts can be involved.

Interchange: Manufacturer part number 472397.