HTN Series

Poppet style couplings with a guided poppet

Tools ApplicationsIndustrial Applications

Holmbury’s HTN Series poppet style couplings are a reliable and efficient option for use across a wide range of hydraulic applications.
High Flow TechHigh Flow
Carbon Steel Trivalent Materials

Features

  • Poppet style minimises pressure drop and creates an effective seal whilst allowing high flow rates
  • Elongated nose and poppet design allows for simple connection and disconnection
  • Bidirectional flow








Accessories

  • Dust caps and plugs are available for the HTN Series








Construction

  • Carbon steel with trivalent plating
  • Also available in brass (HTNB), Viton seals
  • Also available in AISI 316 stainless steel (HTNS), Viton seals
  • Fitted with Nitrile seals








Applications

  • General hydraulic systems
  • Machine tools
  • Test equipment
  • Agricultural
  • Mobile hydraulics








AVAILABLE SEALS AND TEMPERATURE RANGE

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

106°C 223°F

Nitrile

120°C 248°F

EPDM

200°C 392°F

Viton®

300°C 572°F

Kalrez®

-20°C -4°F

Viton®

-25°C -13°F

Kalrez®

-40°C -40°F

Nitrile

-50°C -58°F

EPDM

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 -40°C (-40°F) 106°C (223°F)
FKM (FPM) Dai-el®, Fluorel®, Tecnoflon®, Viton® Fluoro-elastomer Rubber -20°C (-4°F) 200°C (392°F)
EPR EPDM Buna-AP®, Dufral®, Epsyn®, Nordel®, Epcar8, Keltan®, Royalene®, Polysar-EPDM® Ethylene Propylene Copolymer Ethylene Propylene Terpolymer -50°C (-58°F) 120°C (248°F)
FVMQ Silastic 1S®, FSE® Fluorosilicone Rubber -65°C (-85°F) 170°C (338°F)
FFKM Perlast®, Kalrez®, Chemraz®, Kaflon® Perfluoroelastomer -25°C (-13°F) 300°C (572°F)