Durable spherical plain bearing 8J8906 designed for heavy machinery, providing smooth oscillating motion, high load capacity, and reliable joint performance.
The YNF17489 spherical plain bearing (OEM 8J8906) is engineered for heavy-duty machinery applications where high load capacity and angular movement are required.
Its spherical inner and outer ring design allows the bearing to self-align, compensating for misalignment between components while maintaining stable operation. This makes it ideal for joints in construction equipment, where vibration and uneven loads are common.
Manufactured from high-strength bearing steel, this bearing offers excellent resistance to wear, impact, and fatigue. It ensures smooth oscillating motion, reduces friction, and extends the service life of machinery components.
| Specification | Details |
|---|---|
| YNF Part Number | YNF17489 |
| OEM Part Number | 8J8906 |
| Part Name | Spherical Plain Bearing |
| Category | Mechanical Joint Bearing |
| Type | Self-aligning bearing |
| Material | Bearing Steel |
| Function | Supports oscillating motion and load |
| Application | Heavy machinery joints |
| Brand | YNF |
| Origin | China |
| MOQ | 1 Piece |
| Packaging | Protective packaging / export carton |
| Shipping Methods | Sea / Air / Express |
| Payment Terms | TT, L/C, Western Union, PayPal |
| Application Field | Typical Usage |
|---|---|
| Excavators | Boom, arm, and linkage joints |
| Construction Machinery | Pivot points and load-bearing joints |
| Industrial Equipment | Oscillating and rotating connections |
| Mining Equipment | High-load joint applications |
| Maintenance & Repair | Replacement of worn joint bearings |
FAQs
Q1: What is the main function of this bearing?
It allows smooth oscillating motion while supporting heavy loads in machinery joints.
Q2: Is YNF17489 a direct replacement for 8J8906?
Yes, it is an OEM-equivalent replacement.
Q3: What makes spherical plain bearings different?
They can self-align and tolerate angular misalignment, making them ideal for heavy-duty joints.
YNF Machinery supplies the spherical plain bearing YNF17489 (OEM 8J8906) with high-quality materials and precision machining. Designed for heavy-duty applications, it ensures reliable joint performance, high load capacity, and long service life.
With stable quality and global supply capability, YNF Machinery is a trusted partner for excavator and machinery spare parts.
