Hebei Jinwo Machinery Technology Co., Ltd. is one of the leading manufacturers and suppliers of o-ring kit oe 4c-5859 270-1539 for cat in China. With abundant experience, we warmly welcome you to buy bulk durable o-ring kit oe 4c-5859 270-1539 for cat in stock here from our factory. All customized products are with high quality and competitive price. Contact us for quotation.
Material Specifications & Performance Matrix
| Parameter | Specifications |
| OE | 4C-5859 270-1539 |
| Material Type | NBR / FKM / Silicone / EPDM |
| Color | Standard or Customized |
| Application Scenario | CAT |
| Packing | Plastic bag, box, carton |
| Single package size | 25 X 10 X 5 cm |
Product Description
🔧 The Caterpillar O-Ring Kit 4C-5859 (270-1539) is an essential hydraulic face-seal assortment designed specifically for SAE ORFS fittings on CAT heavy equipment.
🧪 Molded from high-grade 90 Shore A Nitrile (NBR), these seals deliver excellent extrusion resistance under high-pressure hydraulic operations.
📦 The kit contains 120 O-rings across 8 standard ORFS sizes, replacing original CAT OEM part numbers 4C-5859, 270-1539, and 2701539.
🚜 It is widely compatible with CAT excavators, loaders, skid steers, and engines (including 3126 and 533 models) for leak-free hose end connections.
🧰 Neatly arranged in a durable, compartmentalized case, it features clear size guides for fast identification and efficient field repairs.
Why Choose Jinwo - Supply Chain Advantage
🔥 Heavy-Duty Structural Integrity
Jinwo engineers resilient sealing elements using high-grade elastomeric compounds to endure relentless mechanical pounding, fluid degradation, and extreme temperature swings.
📐 Engineered Fit & Alignment
Manufactured under stringent dimensional standards, our seals deliver exact interface compatibility, preventing system leaks and ensuring effortless installation.
💰 Streamlined Cost Architecture
By combining direct manufacturing with lean production, Jinwo offers advantageous wholesale pricing that lowers operational overhead without sacrificing material standards.
📦 Prompt Global Logistics
Backed by optimized inventory management and responsive shipping channels, Jinwo processes B2B orders rapidly to ensure minimal equipment downtime worldwide.
🤝 Tailored Technical Service
Driven by deep industry technical know-how, our specialist team provides customized product recommendations and comprehensive support for global fleet managers.
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