HPC Series

Parker TC Series Interchange High Pressure Coupler

HPC Series couplings are used in high pressure applications with hydraulic and mechanical shock. Steel coupler sleeves and nipple bodies are hardened for resistance to damage. Fluorocarbon seals along with PTFE back up rings provide
reliable sealing in high pressures.


  • Available in 3/8 inch size only
  • sleeve lock to guard against accidental disconnection
  • Rated pressure up to 10,000 psi
  • Fluorocarbon seals along with PTFE back up rings provide reliable sealing in high pressures
Datasheet Inquiry


  • Manual sleeve operation
  • Fluorocarbon seals
  • Standard sleeve lock guards against accidental disconnection
  • Positive valve stop prevents flow checking
  • Standard end configuration is female pipe thread
  • Protective zinc plating with clear trivalent chromate finish


  • Hydraulic jacking and house moving equipment
  • Construction equipment
  • Railway maintenance
HPC drawing


Available Seals and Temperature Range

All carbon steel products have Nitrile Butadiene Rubber (NBR) seals fitted as standard. All stainless steel products have Fluoro-elastomer Rubber (Viton®) (FKM) seals fitted as standard. Special seal materials are available on request.

Abbreviation Trade Name Chemical Name Min. Temp Max. Temp
NBR, XNBR Chemigum®,  Hycar8,  Breon®,  Butakon®, Butacril®, Buna-N®, Perbunan®, Paracril®, Krynac®, Europrene-N®, Nipol® Nitrile Butadiene Rubber
Carboxylated Nitrile Rubber
-40ºC (-40ºF) 106ºC (223ºF)
FKM(FPM) Dai-el®, Fluorel®, Tecnoflon®, Viton® Fluoro-elastomer Rubber -20ºC (-4ºF) 200ºC (392ºF)
EPR, EPDM Buna-AP®, Dufral®, Epsyn®, Nordel®, Epcar8, Keltan®, Royalene®, Polysar-EPDM® Ethylene Propylene Copolymer
Ethylene Propylene Terpolymer
-50ºC (-58ºF) 120ºC (248ºF)
FVMQ Silastic 1S®, FSE® Fluorosilicone Rubber -65ºC (-85ºF) 170ºC (338ºF)
FFKM Perlast®, Kalrez®, Chemraz®, Kaflon® Perfluoroelastomer -25ºC (-13ºF) 300ºC (572ºF)