OBSOLETE: Hydraulic Industry Standard Hose 2500-4000 PSI – 721 Hose


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Part Number: 721

Full Product Description

Parker’s 721 hose is a hydraulic industry standard hose that has a pressure range of 4000-2500 PSI, and pushes the envelope in high-pressure applications where space is tight. The 721 hose is designed, built, and tested to meet SAE 100R12 performance specifications. Sizes range from 3/8” to 2” in diameter with different cover options available for various markets.


  • Transportation
  • Military
  • Construction
  • Agriculture
  • Grounds & Building Maintenance
  • Forestry
  • Utility Equipment
  • Waste & Refuse


  • Standard, ToughCover or SuperTough cover options to prevent abrasion
  • Half SAE bend radius for ease of installation and low force to flex
  • ISO 3862-1 Type R12 / SAE J517 100R12 / EN 856 Type R12 certifications
  • 2500-4000 PSI working pressure in different sizes


  • Petroleum base hydraulic fluids and lubricating oils

Compatible Fittings

  • 71 series fittings

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