Rubber Drive Fan V Belt 519-5242 for Caterpillar CAT Excavator 311DLRR

Rubber Drive Fan V Belt 519-5242 for Caterpillar CAT Excavator 311DLRR

Replacement Part Number:
CA5195242, 519-5242, 5195242

Description:
The 9PK1245 multi-v belt is engineered with a premium blend of EPDM rubber and high-strength polyester cords, designed to deliver reliable power transmission and long-lasting durability in demanding automotive and industrial applications.

Material Advantages:
EPDM Rubber Compound: Resistant to extreme temperatures (-40°C to +120°C), ozone, and aging, this material ensures flexibility even in harsh environments—eliminating cracking or hardening over time. It also withstands exposure to oil, coolant, and contaminants, maintaining consistent performance in engines and machinery.
High-Tensile Polyester Cords: Embedded within the EPDM matrix, these cords provide exceptional tensile strength and minimal stretch, ensuring efficient power transfer without slippage. This reinforcement enhances the belt’s load-bearing capacity, making it ideal for multi-ribbed drive systems in vehicles and heavy equipment.

Key Selling Points:
Precision Fit: Manufactured to exact 9PK1245 specifications (9 ribs, 1245mm length), it guarantees a seamless fit with pulleys, reducing noise and vibration during operation.
Extended Service Life: The EPDM-polyester combination doubles the lifespan compared to standard rubber belts, minimizing replacement frequency and downtime.
All-Weather Reliability: Performs consistently in extreme cold, heat, or humidity—perfect for vehicles, agricultural machinery, and industrial generators operating in diverse climates.
Efficient Power Transfer: The multi-rib design maximizes contact with pulleys, ensuring optimal torque transmission for auxiliary systems like alternators, water pumps, and air conditioning compressors.

Applications:
Fit For Caterpillar Excavator: 311D LRR