C4959880 Power Steering Pump Gasket Joint Sealing Shim Gasket For DFCV ISZ13 Heavy Truck Hydraulic Steering Pump Lubrication Sealing Parts
Product Details
| OEM: | CC4959880 | Vehicle Model: | ISZ13 |
|---|---|---|---|
| Size: | 2-d12-zL106*d83 | ||
| Highlight |
Heavy Truck Power Steering Pump Gasket,C4959880,C4959880 Power Steering Pump Gasket |
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Product Description
Product Introduction C4959880 Power Steering Pump Gasket is a thin elastic sealing spacer sandwiched between the power steering pump body and its mounting base on ISZ13 diesel engine. It fills microscopic gaps on the mating plane to retain hydraulic steering fluid inside the pump assembly and prevent external leakage. This aftermarket replacement gasket resolves gradual hydraulic fluid weeping around the pump flange, fluid loss and stiff steering response caused by gasket hardening, permanent compression deformation and surface erosion of aged gaskets. Reliable sealing maintains stable hydraulic pressure for the steering system and avoids sudden steering performance degradation for long-haul highway trucks.
Product Advantages Constructed from high-quality oil-resistant composite rubber material, which resists swelling and degradation when exposed to hydraulic oil. Uniform thickness ensures even pressure distribution after bolt tightening. It retains good resilience under continuous vibration and temperature variation. Each gasket is checked for dimension accuracy before packaging, OEM profile to match the pump flange perfectly for convenient installation during overhaul.
| Item | Parameter |
|---|---|
| Part Number | C4959880 |
| Product Name | Power Steering Pump Gasket |
| Matching Engine | ISZ13 |
| Material | Oil Resistant Composite Rubber |
| Feature | Hydraulic Fluid Containment, Vibration Resistant, Flat Joint Sealing |
| MOQ | Negotiable |
| Application | Power Steering Pump Mounting Interface Seal |
Applicable Models Compatible with heavy-duty commercial trucks equipped with ISZ13 diesel engine, widely adopted for intercity freight and bulk cargo transportation.


FAQ
Q1: What risk arises when steering hydraulic oil leaks onto hot engine components?
A1: Leaked fluid may generate smoke and create potential fire hazards in the engine compartment.
Q2: Why must old gasket residue be fully cleaned off before fitting this new gasket?
A2: Leftover fragments create high spots, resulting in uneven compression and new leaks.
Q3: Does the steering pump internal relief valve need inspection while replacing this gasket?
A3: It is recommended to test pressure output, as pressure surges can accelerate gasket failure.
Product Highlights
Product Introduction C4959880 Power Steering Pump Gasket is a thin elastic sealing spacer sandwiched between the power steering pump body and its mounting base on ISZ13 diesel engine. It fills microscopic gaps on the mating plane to retain hydraulic steering fluid inside the pump assembly and ...
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