387 Series Hose | GlobalCore™ | Parker

Any Pressure. Any Project. One Solution.


Parker GlobalCore is a unified system of hoses designed to meet the most common working pressures in the industry. GlobalCore can withstand the toughest conditions, providing the highest standards of performance and value while reducing inventory and part number complexity.


GlobalCore consists of six series of hoses: 187, 387, 487, 722, 787 and 797. Pairing the hoses with fittings is simple, as each hose uses either Parker's 43 or 77 series, which are available in a variety of configurations. Several cover options are available to best suit your hose's application.


Parker's GlobalCore 387 hose provides 3,000 psi (21 MPa) constant working pressure in all sizes. Available in a variety of cover options so you can match the right cover to your application, 387 hose offers you the choice of Standard, ToughCover and SuperTough. Designed, built and tested to the ISO 18752 performance specifications, Parker's 387 hose is unmatched in today's marketplace.


  • 1/2 ISO 18752 minimum bend radius
  • 3,000 psi constant working pressure in all sizes
  • Low force to flex for ease of installation
  • Exceeds ISO 18752 performance specification (AC, BC and CC)
  • Synthetic rubber inner tube provides a wider range of fluid compatibility
  • TC cover provides 80 times the abrasion resistance compared to Standard rubber cover hose
  • ST cover provides 450 times the abrasion resistance compared to Standard rubber cover hose


Part # ISO 18752 Performance  Standard Cover ISO 18752 Performance: Tough Cover ISO 18752 Performance: Super Tough ID (in) OD (in) Working Pressure (psi) Min Bend Rad (in) Couplings
387-4 AC AC AC 1/4 0.53 3000 2 43
387-6 AC AC AC 3/8 0.69 3000 2-1/2 43
387-8 AC AC AC 1/2 0.82 3000 3-1/2 43
387-10 AC AC AC 5/8 0.94 3000 4 43
387-12 AC AC AC 3/4 1.10 3000 4-3/4 43
387-16 AC AC AC 1 1.40 3000 6 43
387-20 BC CC CC 1-1/4 1.82 3000 8-1/4 43 or 77
387-24 BC CC CC 1-1/2 2.08 3000 10 77
387-32 BC CC CC 2 2.61 3000 12-1/2 77



How to Order

  • Call Us: 888.715.4673
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  • Click on the quote button below.



Hose and hose fittings series must be correctly matched. Using any fittings other than those specifically designated by the hose manufacturer for use with each specific hose can lead to hose assembly failure. Hose assembly failures have lead to damage, injury and death.

California Prop 65 Warning WARNING: These products can expose you to chemicals including lead and/or DEHP and/or carbon black, which are known to the State of California to cause cancer or birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov