215-2023 Efficient Steering Cylinder Hydraulic Seal Kit 2152023 for Caterpillar Excavators and Loaders 414E, 416D, 416E, 416F, 420D, 420E, 420F
Hydraulic Seal Kit 215-2023 – OEM-Compliant Seals for Construction Machinery Cylinders,
fits Caterpillar Excavators and Loaders 414E, 416D, 416E, 416F, 420D, 420E, 420F, 422E, 422F, 424D, 428D, 428E, 428F, 430D, 430E, 430F, 432D, 432E, 432F, 442D, 442E, 434E, 434F, 444E, 444F
Product Overview
The Hydraulic Seal Kit 215-2023 is a precision-engineered sealing solution designed for hydraulic cylinders in excavators, loaders, and bulldozers. This kit provides complete leak prevention and restores hydraulic performance in standard earthmoving operations, ensuring reliable functionality under typical construction site conditions.
Technical Specifications
| Parameter | Specification |
|---|---|
| Compatible Equipment | Excavators (CAT 320, Komatsu PC200), Loaders (Volvo L150), Bulldozers |
| Pressure Range | 0–25 MPa (3,625 PSI) |
| Temperature Tolerance | -20°C to +100°C (-4°F to +212°F) |
| Dynamic Seals Material | High-Grade Nitrile Rubber (NBR) – Compatible with ISO VG 46/68 hydraulic oils |
| Static Seals Material | NBR O-Rings – Resists mineral-based hydraulic fluids |
| Guide Components | PTFE-Impregnated Nylon – Reduces friction and wear |
| Certifications | ISO 9001 (Quality Management System) |
| Compatibility | Boom/Arm/Bucket Cylinders, Lift/Tilt Systems |
Kit Contents & Functions
| Component | Function |
|---|---|
| 1. Piston Seal (NBR U-Cup) | Prevents internal leakage between cylinder chambers. |
| 2. Rod Seal (Double-Lip) | Blocks external leaks and contamination in dusty environments. |
| 3. Wiper Seal (NBR) | Removes debris from the piston rod during retraction. |
| 4. Guide Rings | Minimizes metal-to-metal friction for smooth operation. |
| 5. O-Rings | Static sealing for cylinder ports and end caps. |
| 6. Backup Rings | Supports primary seals to prevent extrusion under pressure. |
Key Features & Benefits
✅ OEM-Compatible Design: Exact dimensions match CAT 320 and Komatsu PC200 cylinders.
✅ Durable Construction: NBR material withstands frequent digging and loading cycles.
✅ Complete Repair Kit: Includes all seals for full cylinder overhaul.
✅ Cost-Effective: Reduces downtime by extending cylinder lifespan.
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