H Series

Poppet style couplers with a guided poppet

AKJia’s HTN Series poppet style couplers are a reliable and efficient option for use across a wide range of hydraulic applications. Faster TNV Series, Snap-tite H Series Interchange


  • Carbon steel with trivalent plating
  • Fitted with Nitrile seals – NBR
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H series


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


  • Machine tools
  • Test equipment
  • General hydraulic system, agricultural and mobile hydraulics
H Series2


They offer some interchangeability with Dixon V, SnapTite H, and Stucchi quick couplings. Suitable for diverse applications requiring frequent connection and disconnection of hydraulic lines, such as:Machine tools, Test equipment, Oilfield service equipment, Agricultural machinery, Construction equipment.

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)