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HTN Series
Download DatasheetPoppet style couplings with a guided poppet
Holmbury’s HTN Series poppet style couplings are a reliable and efficient option for use across a wide range of hydraulic applications.
High Flow
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.
0°
Nitrile
EPDM
Viton®
Kalrez®
0°
Viton®
Kalrez®
Nitrile
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) |