Caterpillar 3306 crankshaft 4N7696 4N-7693 235 excavator crankshaft 235B excavator crankshaft 235C excavator crankshaft hardened crankshaft HRC 45-50

◆ Product Overview
A premium-grade, surface-hardened crankshaft (HRC 45-50) engineered for the Caterpillar 3306 diesel engine, specifically used in CAT 235, 235B, and 235C excavators. Manufactured to OEM specifications for part numbers 4N7696 and 4N-7693, this crankshaft offers exceptional wear resistance, durability, and reliable power delivery in extreme excavation and mining applications.

◆ OEM Part Numbers
✓ 4N7696
✓ 4N-7693

◆ Compatible Engine & Equipment
✓ Caterpillar 3306 Engine
✓ CAT 235 Excavator
✓ CAT 235B Excavator
✓ CAT 235C Excavator

◆ Product Specifications
✓ Condition: 100% Brand New
✓ Material: Premium Forged Alloy Steel
✓ Surface Hardness: HRC 45-50 (Hardened for Maximum Wear Resistance)
✓ Finish: Precision Ground, Hardened & Micro-Polished

◆ Key Features
✓ Direct OEM Replacement for CAT 3306 Engine in 235-Series Excavators
✓ Hardened to HRC 45-50 for Superior Resistance to Abrasion, Fatigue & Impact
✓ Forged Steel Core Ensures High Torque Capacity & Structural Integrity
✓ Restores Original Excavator Power, Stability & Fuel Efficiency in Harsh Conditions

◆ Quality Assurance
✓ 100% New Production – Not Remanufactured
✓ Hardness Depth & Uniformity Verified to CAT Standards
✓ Non-Destructive Testing (NDT) & Microcrack Inspection Certified
✓ Dynamically Balanced for Smooth Operation Under Extreme Cyclic Loads

◆ Installation Applications
✓ Complete Overhaul of CAT 3306 Engine in 235, 235B & 235C Excavators
✓ Crankshaft Replacement in High-Abrasion Mining & Quarrying Applications
✓ Preventive Maintenance for Excavator Fleets in Severe Environments
✓ Performance & Durability Upgrade for Heavy-Duty Earthmoving Equipment

◆ Service Advantages
✓ Dramatically Extends Service Life in Abrasive & High-Shock Load Applications
✓ OEM-Compatible Fit for Hassle-Free Installation & Reliable Operation
✓ Minimizes Unscheduled Downtime for Mining & Heavy Construction Fleets
✓ Supported by Global Networks for Caterpillar Hardened Components