C3906285 Round O-Ring Seal High Pressure Fluid Rubber Gasket For DFCV ISZ520 Engine Pipeline and Component Interface Sealing Spare Parts
Product Details
| OEM: | CC3906285 | Vehicle Model: | ISZ520 52 |
|---|---|---|---|
| Size: | 48*53*2.5mm | ||
| Highlight |
C3906285,C3906285 Round O-Ring Seal,DFCV Truck Round O-Ring Seal |
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Product Description
Product Introduction C3906285 O-Ring is a simple but indispensable circular sealing element designed for ISZ520 engine assembly. It sits neatly inside precision machined grooves at various connection joints, relying on elastic preload to fill gaps and prevent liquid or gas bypass across mating surfaces. This aftermarket replacement O-ring resolves subtle weeping leaks, pressure drifting and contamination infiltration caused by compression set, surface cracking and chemical degradation of old seals. Reliable sealing helps maintain stable working conditions of engine circuits and lowers unexpected maintenance trouble for heavy trucks operating under continuous high-load hauling tasks.
Product Advantages Constructed from premium fluororubber blend that stands up to high operating temperature and contact with diesel, lubricants and coolant additives. Symmetrical cross-section delivers uniform sealing force without localized stress concentration. The material retains elastic recovery after countless hot-cold alternation cycles. Each production lot is sampled for aging and compression recovery tests before packaging, precise sizing supports quick assembly during component overhaul.
| Item | Parameter |
|---|---|
| Part Number | C3906285 |
| Product Name | O-Ring Seal |
| Matching Engine | ISZ520 |
| Material | Fluoro Rubber |
| Feature | Fluid & Gas Sealing, Chemical Resistant, Elastic Recovery |
| MOQ | Negotiable |
| Application | Engine Pipe Joint and Component Interface Sealing |
Applicable Models Suitable for heavy-duty commercial vehicles equipped with ISZ520 engine, widely used for long-distance highway freight and bulk cargo transport.


FAQ
Q1: What will happen if the O-ring is twisted while being installed into the groove?
A1: Twist creates thin weak spots, which will rupture rapidly once system pressure rises.
Q2: How does foreign grit trapped on the mating surface affect the sealing effect?
A2: Hard particles form tiny gaps, creating persistent micro-leaks that are hard to spot visually.
Q3: What storage rule should be followed for unused O-rings in the warehouse?
A3: Store them away from ozone sources, direct sunlight and sharp objects to avoid premature aging.
Product Highlights
Product Introduction C3906285 O-Ring is a simple but indispensable circular sealing element designed for ISZ520 engine assembly. It sits neatly inside precision machined grooves at various connection joints, relying on elastic preload to fill gaps and prevent liquid or gas bypass across mating ...
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