Cummins camshaft 3049024 China manufacturer supplier Cummins NT855 engine parts construction machinery excavator repair spare parts

◆ Product Overview
A premium, precision-ground camshaft engineered specifically for the legendary Cummins NT855 series diesel engines powering heavy construction and mining equipment. This critical component from a certified China manufacturer serves as a direct replacement for OEM part number 3049024. Designed to withstand the extreme-duty cycles of excavators, dozers, and haul trucks, it restores precise valve timing, optimal power, and fuel efficiency for major engine overhauls and rebuilds in the field.

◆ Manufacturer Information
✓ Manufacturer Type: China Heavy Construction Machinery Engine Parts Specialist
✓ Certification: ISO 9001:2015, IATF 16949 Certified
✓ Specialization: Cummins N-Series Engines for Construction & Mining
✓ Supply Model: Factory Direct to Global Construction, Mining & Heavy Equipment Markets

◆ Part Number & Application
✓ OEM Part Number: 3049024
✓ Engine Model: Cummins NT855 Diesel Engine
✓ Application: Complete Engine Overhaul & Major Rebuild for Construction Machinery
✓ Primary Equipment: Large Excavators, Mining Shovels, Wheel Loaders, Off-Highway Haul Trucks, Dozers

◆ Product Specifications
✓ Product Type: Heavy-Duty Forged & Ground Engine Camshaft
✓ Condition: 100% New, Factory Direct Quality
✓ Manufacturer Origin: China Precision Heavy-Duty Manufacturing
✓ OEM Reference: Direct Replacement for Cummins NT855 3049024 Specifications
✓ Key Feature: Precision-ground lobes and journals engineered for the high-load, high-vibration environment of earthmoving equipment

◆ Manufacturing Advantages
✓ NT855 for Construction Focus: Specialized expertise in the camshaft requirements of the NT855 engine as used in high-stress construction and mining applications.
✓ Forging & Precision Grinding: Starts with a high-integrity forging, followed by state-of-the-art CNC machining and precision grinding to exact OEM lobe profiles.
✓ Advanced Surface Hardening: Utilizes precise induction hardening processes to achieve exceptional surface hardness on lobes and journals, resisting wear from continuous high-load operation.
✓ Rigorous Construction-Equipment Validation: Products are tested against simulated excavator and haul truck duty cycles, including shock loads and thermal stress.
✓ Designed for Uptime: Manufactured to help maximize equipment availability and minimize downtime in critical construction projects.

◆ Quality Assurance Process
✓ Certified material sourcing for premium, high-duty-cycle steel forgings.
✓ 100% dimensional and profile inspection using optical comparators and CMM against stringent OEM standards.
✓ Hardness depth and value testing on all lobes and bearing journals to ensure longevity.
✓ Surface finish and micro-geometry analysis for optimal lubrication under all operating angles.
✓ Comprehensive straightness and run-out checks to prevent engine vibration and premature wear.

◆ Supply Chain Management
✓ Production Capacity: Dedicated high-capacity line for heavy equipment engine camshafts.
✓ Lead Time: 50-60 days for forging, machining, grinding, hardening, and validation.
✓ Minimum Order: Competitive MOQ for construction machinery distributors, large rental fleets, and mining operations.
✓ Packaging: Custom-engineered, heavy-duty crate packaging with superior corrosion protection for storage and shipment to remote job sites.
✓ Logistics: Specialized logistics network capable of delivering critical parts directly to ports, mines, and major construction hubs worldwide.

◆ Technical Support Services
✓ Detailed technical specifications and installation guide for the Cummins NT855 engine.
✓ Support for equipment maintenance teams and field service engineers.

◆ Market Applications
✓ Mining & Quarry Operations: Essential for overhauling engines in excavators, haul trucks, and drills operating 24/7.
✓ Heavy Civil Construction: Critical component for engine rebuilds in large dozers, loaders, and compactors on dam, highway, and rail projects.
✓ Equipment Rental & Repair Fleets: Key spare part for maintaining high-value capital equipment.