365-1270 Hydraulic Cylinder Seal Kit 3651270 for CAT Backhoe Loader 420E 420F 432E 434E
Hydraulic Seal Kit 365-1270 Precision Seals for Excavators, Loaders, and Construction Machinery Repair
Product Overview
The Hydraulic Seal Kit 365-1270 is a rigorously engineered sealing solution designed for high-demand construction equipment, including excavators, wheel loaders, and bulldozers. Tailored to OEM specifications, this kit ensures leak-free performance in extreme pressure, abrasive environments, and heavy-load cycles, directly addressing the challenges of construction site operations.
Technical Specifications
| Parameter | Specification |
|---|---|
| Compatible Equipment | Excavators (e.g., CAT 320, Komatsu PC200), Loaders (Volvo L150), Bulldozers |
| Pressure Range | 0–35 MPa (5,075 PSI) |
| Temperature Tolerance | -30°C to +110°C (-22°F to +230°F) |
| Dynamic Seals Material | Polyurethane (PU) + Hydrogenated Nitrile (HNBR) Hybrid |
| Static Seals Material | Fluoroelastomer (FKM) |
| Guide Rings Material | Bronze-Filled PTFE (High Load Capacity, Low Friction) |
| Certifications | ISO 6194 (Rotary Shaft Seals), ASTM D2000 (Elastomer Standards) |
| Compatibility | Hydraulic Cylinders (Boom/Arm/Bucket, Lift/Tilt, Blade/Ripper) |
Kit Components & Functions
| Component | Function |
|---|---|
| 1. High-Pressure Piston Seal | Maintains sealing integrity in excavator arm/boom cylinders under 35 MPa loads. |
| 2. Reinforced Rod Seal | Dual-layer design prevents leakage and resists abrasion from sand/gravel. |
| 3. Multi-Stage Wiper | Steel-core wiper removes debris during rod retraction, protecting internal seals. |
| 4. Heavy-Duty Guide Rings | PTFE + bronze composite minimizes friction, ensuring piston alignment. |
| 5. Shock-Resistant O-Rings | FKM material withstands vibrations in demolition equipment. |
| 6. Anti-Extrusion Backup Rings | Polyamide rings prevent seal blowout during pressure spikes. |
Key Features & Benefits
✅ OEM-Compatible Design: Exact dimensions match CAT 320, Komatsu PC200, and Volvo L150 hydraulic cylinders.
✅ Abrasion Resistance: Engineered for silica dust, mud, and rocky environments.
✅ Leak-Free Guarantee: Multi-layered sealing technology eliminates fluid loss.
✅ Extended Lifespan: 2x longer service life compared to standard NBR seals.
More details please contact us
E-mail: djfseal@gmail.com
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