Marine Steering Hose – 1000 PSI Working Pressure – Low Volumetric Expansion. Polymeric core tube, fiber braid reinforcement, abrasion resistant urethane cover. Black, non-perforated cover, all layers bonded for optimum kink resistance & flexibility. -40°F. to +212°F. (-40°C. to +100°C) except limited to +135°F. (+57°C.) for synthetic hydraulic fluids & water based fluids. Uses MS Series Brass Swaged, Crimped On or Reusable Fittings.