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FAQs
Q: Is this seal suitable for both dynamic and static applications?
A: Yes, depending on the structure, it can be used in rotary shafts and static joints.Q: Can it handle high hydraulic pressure?
A: Yes, especially when ordered with high-grade FKM or PU material. -
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Technical Note
Regular replacement of oil seals like YNF16686 ensures hydraulic efficiency and reduces fluid loss. Material selection is critical—choose based on pressure, temperature, and fluid type.
















Oil Seal 2441U983S130 YNF16686 Excavator Hydraulic Shaft Seal for Heavy Equipment
Excavator hydraulic oil seal 2441U983S130; anti-leak, high-pressure, for pump and shaft systems.
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Direct replacement for OEM part 2441U983S130
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Precision-engineered for hydraulic pump, cylinder, or drive shaft sealing
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Made of high-performance rubber compound for oil, pressure, and temperature resistance
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Prevents hydraulic fluid leakage, enhances operational efficiency
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Widely used in Komatsu, Hitachi, and other excavator sealing systems
Excavator Oil Seal Description
The YNF16686 Oil Seal (Part No. 2441U983S130) is a critical sealing component designed for excavators and other heavy equipment hydraulic systems. Used in sealing rotating shafts and pump elements, this seal ensures tight oil containment and prevents dust and contaminants from entering the system. Manufactured using high-grade NBR or FKM rubber (customizable), it withstands both high pressure and high temperature, ensuring long-term performance and reliability. Suitable for excavator repair, OEM replacement, and hydraulic system servicing, this seal is essential for minimizing downtime and leakage-related failures.
Hydraulic Oil Seal Technical Sheet
Item | Detail |
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Applicable Use | Hydraulic pump, cylinder, rotary shaft |
Part Number | 2441U983S130 |
YNF Code | YNF16686 |
Product Category | Oil Seals / Hydraulic Seals |
Material | NBR / FKM / PU (based on application) |
Type | Rotary shaft oil seal |
Pressure Resistance | Up to 35MPa (varies by spec) |
Temperature Resistance | -30°C to +200°C (depends on material) |
Dust Lip | Optional (single/double lip available) |
OEM Compatibility | Komatsu, Hitachi, Hyundai, etc. |
Brand | YNF |
Origin | China |
MOQ | 50 pcs |
Shipment Options | Sea, air, express |
Payment Terms | T/T, L/C, PayPal |
Excavator Oil Seal Applications
Application Area | Description |
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Hydraulic Pumps | Prevents internal leakage between rotating shaft and housing |
Travel Motors | Ensures pressure seal in rotating mechanisms |
Swing Devices | Keeps contaminants out of lubricated areas |
Cylinders and Pistons | Oil and dust barrier in high-pressure cylinder movement |
Excavator Powertrain | Applied in final drives, gearboxes, and swing reducers |
Excavator Oil Seal YNF16686 Detail Display
Get Quote for 2441U983S130 Oil Seal
Need a reliable oil seal to reduce hydraulic leakage in excavators? YNF16686 (OEM ref: 2441U983S130) delivers outstanding sealing performance in pumps, cylinders, and drive shafts. This part is ready for B2B bulk orders, available with customizable materials based on your machine environment. Contact us now for competitive pricing and stock confirmation.
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