Cartridge Valves - Cartridge Check Valve

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

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

PRODUCT TYPE: CV10-20, Ball Type, Directional Control, Hydraulic cartridge check 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 cartridge check 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 cartridge check valve is poppet type, which operation is more reliable than steel ball.

Finotek hydraulic cartridge check 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 Cartridge  Check Valve Ordering Code

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

FT- CV10-20 N 15
(1) (2) (3) (4)

(1) Supplier = By Finotek
(2) Valve Type =CV10-20, Cartridge Type, Screw-In Style, Hydraulic cartridge check 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 Cartridge check 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 Cartridge check valve Symbol


CV10-20 Cartridge Check Valve Flow Performance


CV10-20 Cartridge Check Valve Cavity

CV10-20 Check Cartridge Valve Profile


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