Cartridge Valves - Check Cartridge Valve

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CV10-20, Ball Type, Screw-In Style, Hydraulic Check Cartridge Valve

PRODUCT TYPE: CV10-20, Ball Type, Directional Control, Hydraulic Check Cartridge Valve
APPLICATION: To Hydraulic Blocks or Manifolds
CONNECTION TYPE: Threaded, Screw-in Connection
PART NOS.: FT-CV10 Series
Valve Cavity: VC10-2
Valve Housings: 10-2-Way Valve Housing
– Design for hydraulic oil, one-way oil block
– No leakage for long term, hardened key parts
– Different pressure for optional

CV10-20 Hydraulic check cartridge valve is used for hydraulic system and power packs as a hydraulic component to protect the main device from backpressure or keep pressure for certain purpose. The sealing structure of hydraulic check cartridge valve is poppet type, which operation is more reliable than steel ball.

Finotek hydraulic check cartridge valve is two port: inlet port 1 and outlet port 2, the flow is allowed to squeeze into port 1 and out from port 2 to oil tank or other device mounted in the hydraulic line.

CV10-20 Check Cartridge Valve Ordering Code

Example (Normal code): “FT-CV10-20-N-15 ” Explanation As Below:

FT- FC10-20 N 15
(1) (2) (3) (4)

(1) Supplier = By Finotek
(2) Valve Type =CV10-20, Cartridge Type, Screw-In Style, Hydraulic Check Cartridge Valve
(3) Seals: N= Buna (Std.) ; V= Fluorocarbon

(4) Bias Spring:
5 = 0.34 bar (5 psi) ; 15 = 1 bar (15 psi)
30 = 2.1 bar (30 psi) ; 40 = 2.8 bar (40 psi)
70 = 4.8 bar (70 psi) ; 100 = 6.9 bar (100 psi)

CV10-20 Check Cartridge Valve Technical Information

Working Operation Pressure: 240bar(3480psi)
Proof Pressure: 350 bar (5075 psi)
Inner Leakage: Less than 0~0.10cc/min. (2 drops/min.) max. at 240 bar (3500 psi)
Working Tem.:  -30oC to +120oC
Standard Crack  Of Bias Spring: 0.34 bar (5 psi); 1 bar (15 psi); 2.1 bar (30 psi); 4.8 bar (70 psi); 6.9 bar (100 psi)

Media Temperature: -30 to +80(°C)for NBR O-rings
Body/Housing Material:
Anodized 6061-T6 Aluminum alloy for pressure of 210bar(3045psi)
Oil Medium: Mineral oil as per DIN51 524, VDMA 24 568 or rapeseed oil, Viscosity 10 – 400 CST
Recommended Medium Filtration: ISO 4406 Standard, cleanliness class:20/18/15

CV10-20 Check Cartridge Valve Symbol


CV10-20 Check Cartridge Valve Flow Performance


CV10-20 Check Cartridge Valve Cavity

CV10-20 Check Cartridge Valve Profile


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