Searching for a high-performance sealing solution? The 519-7465 (also known as 5197465) is a premium Seal-type component engineered specifically for the Caterpillar C7.1 series. Whether you are managing an engine overhaul or routine maintenance, this rear crankshaft seal ensures zero leakage and protects your internal engine components from contamination.
Our 519-7465 units are manufactured to meet or exceed original equipment standards, providing a perfect fit for C7.1 industrial and marine engines.
| Detail Field | Product Information |
|---|---|
| Model NO. | Caterpillar C7.1 / 320 / 323 / 938K |
| Part Number | 519-7465 / 5197465 |
| Product Name | Seal-type (Rear Crankshaft Seal) |
| Condition | Brand New, OEM Standard Replacement |
| Application | Engine rebuild, overhaul, maintenance |
| Type | High-Temperature Oil Seal |
| MOQ | 1 Piece |
| Stock Status | In Stock / Fast Dispatch |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery Methods | DHL, Fedex, EMS, UPS, Air, Sea |
| Packaging | Industrial Export Packing |
When it comes to the C7.1 Engine, precision is non-negotiable. Using a sub-standard seal leads to oil leaks, reduced oil pressure, and eventually catastrophic engine failure. Here is a comparison of our 519-7465 replacement versus common market alternatives.
| Core Purchase Points | Our OEM Standard 519-7465 | Generic Aftermarket Seals |
|---|---|---|
| 1. Material Composition | High-grade Viton / Fluoroelastomer | Standard Nitrile Rubber |
| 2. Temperature Resistance | Up to 220 Degrees Celsius | Only up to 100 Degrees Celsius |
| 3. Wear Sleeve Integration | Precision polished for shaft protection | Rough finish, prone to scoring shaft |
| 4. Sealing Lip Design | Hydrodynamic spiral for oil return | Plain flat lip (High leak risk) |
| 5. Service Life | 10,000+ Running Hours | Unpredictable (Often < 2,000 Hours) |
| 6. Installation Fit | Zero-gap fit for C7.1 Housings | Loose fit or requires excessive force |
A: The most common symptom is oil dripping from the bell housing or inspection plate area. If you notice a drop in engine oil levels without visible smoke, the 5197465 seal may have hardened or cracked due to excessive heat.
A: On most C7.1 applications like the 938K loader, you must separate the transmission or flywheel housing to access the rear crankshaft. We recommend replacing the wear sleeve simultaneously to ensure a perfect seal.
A: Our version features an OEM-standard tri-metal structure and premium polymer lips. It is trusted by repair shops and equipment fleets globally for its ability to withstand high-pressure environments.
Our technical team helps operators:
Identify potential risks during maintenance cycles
Recommend suitable replacement parts if needed
Support both inspection advice and parts supply
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