Dock Industrial Hoses | Parker | Corrugated Flex Barge Hose - Petroleum Service | EWC439 Series

Series EWC439 is a heavy duty oil suction and discharge (OS&D)/dock hose for transferring oil between tankers, barges, and storage tanks. The hose construction incorporates a specially formulated tube that resists media to 50% aromatic content. The wire helix provides full suction capability, kink resistance and a path to conduct a static electrical charge to ground. The rugged corrugated cover provides additional flexibility and is resistant to abrasion, mild chemicals, oil and weathering. Series EWC439 meets all United States Coast Guard (USCG) requirements for dock/OS&D hose.

TUBE Black nitrile
REINFORCEMENT Multiple plies of tire cord with dual wire helix
COVER Black synthetic rubber; corrugated wrapped finish

-40°F to 180°F (-40°C to 82°C)

  • Oil and fuel to 50% aromatic content
  • Transfer between barges, storage tanks and marine vessels
PACKAGING Lengths and coils in bales, crates or slat packs
COUPLINGS Built-in nipples, male pipe or flanged. Other configurations available.

Part #

ID (in) OD (in) Reinf Plies Min Bend Rad (in) Max Rec WP (psi) Max Lg (ft)
EWC439-4000 4 5.000 4 20.0 225 100
EWC439-6000 6 7.250 6 29.0 225 100
EWC439-8000 8 9.406 6 38.0 225 50
EWC439-10000 10 11.719 8 48.0 225 50
EWC439-12000 12 13.906 8 58.0 225 50



How to Order

  • Visit One of Our ParkerStores
  • 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