244-2050 Hydraulic Cylinder Seal Kit 2442050 for Caterpillar Cat 120 140 160 Wheel Backhoe Loaders Dozer TRACTOR D8T D8R D8N D8
244-2050 Hydraulic Cylinder Seal Kit – High-Performance Seals for Construction Equipment
Product Overview
The 244-2050 Hydraulic Cylinder Seal Kit is designed to restore hydraulic performance in construction and earthmoving equipment by preventing leaks and contamination. This kit is typically used for standard hydraulic cylinder repairs, compatible with common equipment models under moderate operating conditions.
Compatible models of 244-2050:
TRACK-TYPE TRACTOR D8T D8R II D8R D8N D8 GC D8
Technical Specifications (Generic Industry Standards)
| Parameter | Typical Range |
|---|---|
| Pressure Range | 0–25 MPa (3,625 PSI) – Common for construction equipment hydraulics |
| Temperature Tolerance | -20°C to +100°C (-4°F to +212°F) – Standard for NBR material |
| Dynamic Seals Material | Nitrile Rubber (NBR) – Resists abrasion and mineral-based oils |
| Static Seals Material | NBR O-Rings – For static sealing applications |
| Guide Components | PTFE-Impregnated Nylon – Low friction, wear-resistant |
| Certifications | ISO 9001 (Quality Management System) – Assumes manufacturer compliance |
Kit Contents (Industry-Standard Components)
| Main Component | Function |
|---|---|
| 1. Piston Seal (U-Cup) | Prevents internal leakage between cylinder chambers. |
| 2. Rod Seal (Double-Lip) | Blocks external fluid leaks and debris ingress. |
| 3. Wiper Seal | Removes contaminants during rod retraction. |
| 4. Guide Rings | Reduces friction for smooth piston movement. |
| 5. O-Rings | Seals static connections (ports, end caps). |
| 6. Backup Rings | Prevents seal extrusion under pressure. |
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