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SUN HYDRAULICS
CNKCXDN


$315.70 USD

Tags:

  • SUN HYDRAULICS
  • Material:CNKCXDN
  • Model:CNKC-XDN
  • Summary:Cartridge

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***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Sun Hydraulics directly.***
The Sun Hydraulics CNKCXDN (CNKCXDN) is a highly versatile and robust check valve designed for hydraulic applications requiring reliable one-way flow and controlled reverse flow. This model incorporates a free-flow feature from port 1 to port 2, alongside a customer-specified orifice that restricts flow from port 2 to port 1, catering to specific application needs. The specified orifice diameter is conveniently stamped on the cartridge\u2019s hex face for easy identification. Engineered for use in standard T18A cavities at reduced capacities, the CNKCXDN achieves its full capacity when installed in a T18AU cavity, supporting up to 180 gpm/680 L/min. This valve can withstand maximum operating pressures up to 5000 psi/350 bar, making it suitable for high-pressure environments. The floating style construction of the valve minimizes internal part binding and potential damage caused by excessive installation torque or variations in cavity/cartridge machining. The CNKCXDN's versatility extends to its compatibility with various setups, as it can be used in systems where opposite flow path valves are necessary. It is designed with an installation torque requirement ranging from 350 \u2013 375 lbf ft/474 \u2013 508 Nm and has a compact model weight of approximately 2.10 lb/0.95 kg. Additionally, it utilizes Viton seals (990018006) ensuring high durability and resistance against harsh fluids and temperatures within hydraulic systems.

Free-flow, nose-to-side check valves with a bypass orifice allow free flow from port 1 to port 2. A customer specified orifice is included to restrict flow from port 2 to port 1. See technical data below for orifice range.

  • Two-port check valves share the same cavity for a given frame size, however, pay close attention as flow paths may be in opposite directions.
  • These valves will work in Sun's standard T-18A cavity at lower capacity. To realize the full stated capacity, the T-18AU cavity should be used.
  • Valves with the opposite flow path (free flow from 2 to 1) are considered flow controls and may be found listed as fixed orifice, non-pressure compensated flow control valve with reverse flow check.
  • Will accept 5000 psi (350 bar) at ports 1 and 2.
  • The customer specified orifice diameter is stamped on one of the cartridge's hex faces.
  • Incorporates the Sun floating style construction to minimize the possibility of internal parts binding due to excessive installation torque and/or cavity/cartridge machining variations.

Cavity T-18AU
Series 4
Capacity 180 gpm680 L/min.
Maximum Operating Pressure 5000 psi350 bar
Orifice Range .016 - .354 in.0,4 - 9 mm
Valve Hex Size 1 5/8 in.41,3 mm
Valve Installation Torque 350 - 375 lbf ft474 - 508 Nm
Model Weight 2.10 lb0,95 kg
Seal kit - Cartridge Viton: 990-018-006

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