VOLVO 9556-08500 External Retaining Ring | Heavy Duty Snap CirclipGenuine VOLVO External Retaining Ring 9556-08500
Lock Joint Alignment, Prevent Axial Drift. Fatigued circlip causes shaft offset and linkage failure. This high-elastic spring steel ring tightly locks shaft position, resists lateral impact and avoids pin slipping off fault.
Core Advantages
| Advantage Item | Description |
|---|
| Heat-treated Spring Steel | Strong elastic recovery, keep stable clamping force under frequent vibration |
| Precision Stamped Molding | Uniform thickness and smooth edge, perfect fit inside shaft mounting groove |
| Anti-oxidation Surface Treatment | Prevent rust corrosion, reliable performance in muddy construction site |
| Reasonable Clamp Hole Design | Easy assembly and disassembly with standard circlip pliers, not easy deform |
Technical Parameters
| Parameter | Specification |
|---|
| Part Number | 9556-08500 / VOE9556-08500 |
| Product Type | External shaft positioning spring steel retaining circlip |
| Main Material | High carbon quenched tempered spring steel alloy |
| Surface Process | Black anti-rust oxidation protective coating |
| Application | Excavator pivot shaft, linkage positioning anti-drop fastening |
Compatible Machine Models
| Equipment Type | Applicable Models |
|---|
| Crawler Excavator | EC210B,EC220D,EC220E,EC235D |
| Wheeled Excavator | EW140B,EW140D,EW160B |
Procurement Suggestion
| Replacement Notice | Matching Combination Parts |
|---|
| Replace with new ring after disassembly. Reused ring loses elasticity and brings hidden positioning risk. | Pivot pin, self-locking nut, hydraulic hose, elbow fitting, oil seal |
Common Failure Symptoms
| No. | Failure Phenomenon |
|---|
| 1 | Ring loose and rotate freely in groove, unable to limit shaft axial displacement |
| 2 | Ring distorted and warped, bearing capacity drops under lateral extrusion force |
| 3 | Corrosion and tiny cracks appear, easy to break suddenly under heavy impact |
All models for compatibility reference only. Premium retaining ring fixes shaft position steadily, effectively avoids linkage dislocation and ensures mechanical operation stability.
