Differential housing, Products

The Differential Case 2402331-ZJ is a high-performance component designed for heavy-duty commercial vehicle differential systems, engineered to deliver reliability and durability in demanding operating conditions. Below is a detailed overview of its specifications, technical features, and applications:

Key Specifications

1. Part Number: 2402331-ZJ
2. Material: High-strength alloy steel with heat treatment for enhanced wear resistance.
3. Surface Treatment: Corrosion-resistant coating compliant with automotive industry standards.
4. Dimensions:
   • Weight: Approximately 13.2 kg (varies by batch).
   • Overall Length: 250 mm.
   • Flange Diameter: 195 mm (compatible with standard 435-series differential assemblies).
   • Bearing Bore Diameter: 72 mm (precision-machined for optimal fit).
5. Design Standards: Meets China’s GB/T 30512-2014 standard for automotive differential components and Dongfeng Dana’s engineering specifications.

Technical Features

• Load Capacity: Rated for axial loads up to 20,000 N and radial loads up to 30,000 N, ensuring stability under heavy-duty loads.
• Compatibility: Designed for integration with 435-series and 457-series rear axle systems, including models from Dongfeng, FAW, and Foton.
• Sealing Performance: Features advanced multi-lip oil seals and reinforced O-ring grooves to prevent lubricant leakage, extending service life.
• Interchangeability: Directly compatible with OEM part numbers 2402331-ZJ01 and 2402331-ZJ02, streamlining maintenance.

Applications

• Vehicle Types: Primarily used in heavy-duty trucks, construction machinery, and specialized vehicles requiring robust differential performance.
• Typical Models:
  • Dongfeng(Tianlong KX) andKR (Tianjin KR) series.
  • FAWJ7 (Jiefang J7) andV2.0 (Hanwei 2.0) models.
  • Foton Auman EST-A and GTL-E series.
• Industrial Use: Ideal for logistics, mining, and off-road applications requiring high torque transmission.