The Series 6247 Straight Male ORFS x Male Kobelco hydraulic adapters, made from durable carbon steel, provide a reliable, leak-free connection in high-pressure hydraulic systems. ORFS (O-ring Face Seal) fittings feature an O-ring at the face of the fitting, creating a secure seal when compressed between the male and female parts. Manufactured to SAE J1453 standards, these adapters use Buna-N or Viton, 90 Durometer O-rings for long-lasting performance. The Kobelco adapter is designed for general hydraulic applications, with threads similar to metric threads, featuring a 1.5 mm pitch for all sizes. This custom design ensures compatibility and reliable performance in various hydraulic systems, offering a robust connection for demanding applications.