Steel Bushing Trailer Suspension Parts 1624486

Trailer Spare Part
December 29, 2025
Category Connection: Trailer Spare Part
Brief: Discover how the 1624486 Steel Bushing for trailer suspension systems is engineered and manufactured. This video provides a detailed walkthrough of its construction, material specifications, and rigorous quality testing procedures, including axial compression performance.
Related Product Features:
  • Features a smooth, burr-free surface with an inner steel pipe made of 45# material and an outer pipe of 20# material.
  • Utilizes polyurethane rubber with a hardness of HB75-80, tensile strength over 21MP, and elongation greater than 300%.
  • Ensures firm bonding between the inner steel pipe and rubber, preventing degumming and cracks under 50KN axial compression.
  • Includes a standard undeclared chamfer of 1 * 45° for easy installation and compatibility.
  • Surface treatment includes shot blasting and phosphating for enhanced durability and corrosion resistance.
  • Compression curve remains complete and stable without fluctuation, indicating reliable performance under load.
  • Available in neutral or branded packaging, with standard carton dimensions of 270*270*270 mm holding 50 pieces.
  • Custom packaging options are available upon request to meet specific client needs.
FAQs:
  • What materials are used in the construction of the 1624486 Steel Bushing?
    The inner steel pipe is made from 45# material, the outer steel pipe from 20# material, and the rubber component is polyurethane with a hardness of HB75-80.
  • How is the bond between the steel and rubber tested for durability?
    The bond is tested under an axial compression of 50KN to ensure no degumming or cracking occurs, with the compression curve required to be complete and stable.
  • What packaging options are available for these suspension bushings?
    They are packed 50 pieces per carton (270*270*270 mm) and are available in neutral or branded corrugated boxes, with custom packaging options upon request.