Check/Pilot Controlled Check Valves

1 497 Check / Pilot Controlled Check ValvesCheck / Pilot Controlled Check Valves25(3630)49850425(3630)020306101016 240306101016 0306102000 50002005001005020105211000 200500 (PSI)GraphicSymbolsPageValve TypeCheck ValvesIn-Line(CIT)Right Angle(CRT/CRG)Flanged Connection(CP F)Threaded Connection(CP T)Sub-plate Mounting(CP G)Right Angle, Flanged Connection(CRF)Pilot OperatedCheck ValvesCheck / Pilot Controlled Check Valves498 In-Line Check ValvesThese Valves allow free flow in one direction and prevent flow in the reverse direction. Cracking pressure specified is the pressure required to open the valve and allow free SymbolMax. Operating Pres. MPa (PSI)Model NumbersApprox. Mass kg (lbs.) (.22) (.66) ( ) ( )Cracking Pres. MPa (PSI)Rated Flow L /min ( )CIT-02- -50/5080/5090 CIT-03- -50/5080/5090 CIT-06- -50/5080/5090 CIT-10- -50/5080 (6) (50) (70)25(3630)16 ( ) 30 ( ) 85 ( ) 230 ( )CIT-04-50 SeriesNumberType of ConnectionValveSizeDesignNumberDesignSta ndards-030203061050505050 None:Japanese Std.

2 "JIS"80:European Design :N. American Design (6)35 (50)50 (70)T:ThreadedConnectionCI:In-LineCheck ValveCracking Pressure MPa (PSI)Model Number DesignationSpecificationsNote: For In-Line Check Valves , standard type (for petroleum base oils) can be used phosphate ester type flow is the approximate flow rate, when there is a free flow pressure drop of maximum MPa (44 PSI), the fluid has a specific2gravity of and a kinematic viscosity of 20 m m /s (98 SSU), and the cracking pressure is MPa (6 PSI).Model Numbers"D" (Inches)ABCIT-02- -50 CIT-02- -5080 CIT-02- -5090 CIT-03- -50 CIT-03- -5080 CIT-03- -5090 CIT-06- -50 CIT-06- -5080 CIT-06- -5090 CIT-10- -50 CIT-10- -5080 CIT-10- -5090Rc 1/4 1/4 1/4 NPTRc 3/8 3/8 3/8 NPTRc 3/4 3/4 3/4 NPTRc 1-1/4 1-1/4 1-1/4 NPT19 (.75) 22 (.87) 19 (.75)27 ( ) 41 ( ) 60 ( )5865587683769510295( )( )( )( )( )( )( )( )( )133( )FREEAB"D" Thd.

3 2 PlacesOutlet PortInlet PortCIT-02- -50/5080/5090 CIT-03- -50/5080/5090 CIT-06- -50/5080/5090 CIT-10- -50/5080/5090 DIMENSIONS IN MILLIMETRES (INCHES)499 DIRECTIONAL CONTROLSIn-Line Check ValvesEIn-Line Check ValvesHydraulic Fluid: Viscosity 30 mm2/s (141 SSU), Specific Gravity DropCIT-020105152025 Drop Drop Drop Rate75125 CIT-06-50 CIT-06-35 CIT-06-04 CIT-06050100200300 Drop Angle Check ValvesCRT-04-50 SeriesNumberType of ConnectionValveSizeDesignNumberDesignSta ndards-0303061003061004:35:50:04:35:50:N one:Japanese Std. "JIS"& European Design :N. American Design :ThreadedConnectionCracking Pressure MPa (PSI)Model NumbersType of ConnectionCRT-03--50/5080/5090 CRT-06- -50/5080/5090 CRT-10- -50/5080/5090 CRG-03- -50/5090 CRG-06- -50/5090 CRG-10- -50/5090 Max. Operating Pres. MPa (PSI)Approx. Mass kg (lbs.)Cracking Pres.

4 MPa (PSI)Rated Flow L /min ( ) ( ) ( ) ( ) ( ) ( ) ( )25 (3630) (6) (50) (70) (6) (50) (70)25 (3630)40 ( ) 125 (33) 250 (66) 40 ( ) 125 (33) 250 (66)Threaded ConnectionSub-plate Mounting505050505050 None:Japanese Std. "JIS"European Design :N. American Design :F-SpecialSealsG:Sub-plateMountingCR:Rig ht Angle Check ValveF:Special seals for phosphate ester type fluids(Omit if not required) (6) (50) (70) (6) (50) (70)ValveModelNumbersSocket Head Cap Standard "JIS" European Design Design StandardCRG-03 CRG-06 CRG-10446M10 45 Lg. M10 50 Lg. M10 55 UNC 1-3/4 Lg. 3/8-16 UNC 2 Lg. 3/8-16 UNC 2-1/4 Mass kg (lbs.)Japanese Standard "JIS"European Design Design StandardValveModelNumbersSub-plateModel NumbersSub-plateModel NumbersSub-plateModel NumbersThreadSizeThreadSizeThreadSizeCRG -03 CRG-06 CRG-10( )( )( )( )( )( ) NPT 1/2 NPT 3/4 NPT 1 NPT 1-1/4 NPT 1-1/2 NPT3/8 1/2 3/4 1 1-1/4 1-1/2 3/8 Rc 1/2 Rc 3/4 Rc 1 Rc 1-1/4 Rc 1-1/2 CRGM-03-50 CRGM-03X-50 CRGM-06-50 CRGM-06X-50 CRGM-10-50 CRGM-10X-50 CRGM-03-5080 CRGM-03X-5080 CRGM-06-5080 CRGM-06X-5080 CRGM-10-5080 CRGM-10X-5080 CRGM-03-5090 CRGM-03X-5090 CRGM-06-5090 CRGM-06X-5090 CRGM-10-5090 CRGM-10X-5090 Model Flow L /min ( )Max.

5 Operating PressureMPa (PSI)CRF-10--50 CRF-16--50 CRF-24--50300 ( ) 600 (159) 1300 (343)25 (3630)Model Number DesignationSpecificationsRated flow is the approximate flow rate, when there is a free flow pressure drop of maximum MPa (44 PSI), the fluid has a specific2gravity of and a kinematic viscosity of 20 m m/s (98 SSU), and the cracking pressure is MPa (6 PSI).Sub-plateMounting BoltsSocket head cap screws in the table below are can offer flanged connection Valves described details, contact are available. Specify the sub-plate model number from the table above. When sub-plates are not used, the mounting surface should have a good machined finish. Right Angle Check ValvesThese Valves allow free flow in one direction and prevent flow in the reverse direction. Cracking pressure specified is the pressure required to open the valve and allow free Symbol501 DIRECTIONAL CONTROLSR ight Angle Check ValvesERight Angle Check ValvesMounting surface: ISO 5781-AJ-10-2-ACRT-03- -50 CRT-03- -5080 CRT-03- -5090 CRT-06- -50 CRT-06- -5080 CRT-06- -5090 CRT-10- -50 CRT-10- -5080 CRT-10- -5090Rc 3/8 3/8 3/8 NPT Rc 3/4 3/4 3/4 NPT Rc 1-1/4 1-1/4 1-1/4 NPTM odel Numbers"H" mm (Inches)FABDE62( )36( )38( ) ( )33( )44( )45( )54( ) ( )49( )54( )65( )80( ) ( )65( )80( )74( )107( )ecafruS gnitnuoMsrebmuN ledoMDimensions mm (Inches)FABCDEH JISO 5781-AG-06-2-A ISO 5781-AH-08-2-ACRG-03 CRG-0690( )102( ) ( ) ( ) (.)

6 44) (.46)93( )72( ) ( ) ( ) (.84) (.69) ( ) ( )35( )30( )EFREEFREEAFBCCD"H" Thd. 2 PlacesOutlet PortInlet PortDEFBAJH6 COutlet PortInlet PortMounting Surface (O-Rings Furnished)Locating Pin 6(.24) Dia.(.24)Outlet PortInlet Port11(.43) Dia. Through (.69) Dia. Spotface 6 PlacesMounting Surface (O-Rings Furnished)Locating Pin 6(.24) ( )120( ) (.46) ( ) ( )123( ) (.80)97( )6(.24)40( )11(.43) Dia. Through (.69) Dia. Spotface 4 PlacesCRT-03- -50/5080/5090 CRT-06- -50/5080/5090 CRT-10- -50/5080/5090 DIMENSIONS IN MILLIMETRES (INCHES)CRG-03- -50/5090 CRG-06- -50/5090 CRG-10- -50/5090C502 Right Angle Check ValvesCRGM-03-50 CRGM-03-5080 CRGM-03-5090 CRGM-03X-50 CRGM-03X-5080 CRGM-03X-5090 Sub-plateModel NumbersThread Size"A" Thd."B" 3/8 3/8 3/8 NPT Rc 1/2 1/2 1/2 NPTM103/8-16 UNC3/8-16 ( ) 80 ( ) ( )22 (.87) 24 (.

7 94) 22 (.87)"H" Thd."J" 3/4 3/4 3/4 NPT Rc 1 1 1 NPTM103/8-16 UNC3/8-16 UNCM10 FEDCBAT hread SizeDimensions mm (Inches)Sub-plateModel NumbersCRGM-06-50 CRGM-06-5080 CRGM-06-5090 CRGM-06X-50 CRGM-06X-5080 CRGM-06X-5090124( )10(.39)77( )27( )36( )110( )136( )16(.63)45( )130( )"H" Thd."J" 1-1/4 1-1/4 1-1/4 NPT Rc 1-1/2 1-1/2 1-1/2 NPTM103/8-16 UNC3/8-16 UNCM10 FEDCBAT hread SizeDimensions mm (Inches)Sub-plateModel NumbersCRGM-10-50 CRGM-10-5080 CRGM-10-5090 CRGM-10X-50 CRGM-10X-5080 CRGM-10X-5090150( )177( )12(.47) ( )96( )104( )30( )22(.87)45( )50( )135( )167( )90( )70( ) ( ) ( ) (.28)( ) ( ) ( ) (.77)21(.83)61( )82( )102( )10(.39)90( )15(.59)32( )13(.51) Dia. 2 Places"B" Thd. 20(.79) Deep 4 (.35) Dia. Through 14(.55) Dia. Spotface 4 Places10(.39) (.07)"A" Thd. 2 Places7(.28) Dia. 10(.39) Deep102( ) ( ) (.44) ( ) (.35) Dia. Through 14(.55) Dia.

8 Spotface 4 Places22(.87) Dia. 2 Places"J" Thd. 20(.79) Deep 4 (.44)( ) ( ) ( ) (.87)DC104( )ABF15(.59)E7(.28) Dia. 10(.39) Deep"H" Thd. 2 PlacesF19(.75)E28( ) Dia. 2 PlacesA(.66) ( ) ( ) ( ) ( ) (.46)120( ) ( ) ( )140( )116( )7(.28) Dia. 10(.39) Deep"H" Thd. 2 Places11(.43) Dia. Through (.69) Dia. Spotface 4 Places12(.47) (.38)"J" Thd. 20(.79) Deep 6 PlacesBDC(.83)21126( )DIMENSIONS IN MILLIMETRES (INCHES)CRGM-03-50/5080/5090 CRGM-03X-50/5080/5090 CRGM-06-50/5080/5090 CRGM-06X-50/5080/5090 CRGM-10-50/5080/5090 CRGM-10X-50/5080/5090 Sub-plate503 DIRECTIONAL CONTROLSR ight Angle Check ValvesERight Angle Check ValvesName of Numbers7O-RingSeal KitSO-NB-P21KS-CRT-03-50SO-NB-P24KS-CRT- 06-50SO-NB-P32KS-CRT-10-501 Name of Numbers78O-RingO-RingSeal KitSO-NB-P21SO-NB-P18KS-CRG-03-50SO-NB-P 24SO-NB-P28KS-CRG-06-50SO-NB-P32SO-NB-P3 2KS-CRG-10-5012108213469751236847501020 Drop Rate75125 150 Drop Drop 300 35040001020 Drop Rate75125 150 Drop Drop 300 350400 CRG-03-50 CRG-03-35 CRG-03-04 CRG-06-50 CRG-06-35 CRG-06-04 CRG-10-50 CRG-10-35 CRG-10-04 CRT-10-50 CRT-10-35 CRT-10-04 CRT-06-50 CRT-06-35 CRT-06-04 CRT-03-50 CRT-03-35 CRT-03-04 Hydraulic Fluid.

9 Viscosity 30mm2/s (141 SSU), Specific Gravity of SealsCRT-03-50/5080/5090 CRT-06-50/5080/5090 CRT-10-50/5080/5090 CRG-03-50/5090 CRG-06-50/5090 CRG-10-50/5090 When ordering the O-Rings, please specify the seal kit number from the ordering the O-Rings, please specify the seal kit number from the of Seals & Seal KitsList of Seals & Seal KitsPressure Drop504 Pilot Operated Check ValvesSpecificationsModel NumbersRated Flow L /min ( )CPF-10---50 CPF-16---50 Max. Operating PressureMPa (PSI)250600(66)(159)2525(3630)(3630)Valv eModelNumbersSocket Head Cap Standard "JIS" & European Design StandardCP G-03CP G-06CP G-10446M10 45 Lg. M10 50 Lg. M10 55 UNC 1-3/4 Lg. 3/8-16 UNC 2 Lg. 3/8-16 UNC 2-1/4 of ConnectionValveSizeDesignNumberDesignSta ndards03 Cracking Pres. MPa (PSI)F-SpecialSeals-EDrainConnection0306 10030610505050505050 None:Japanese Std.

10 "JIS"European Design :N. American Design :None:Japanese Std. "JIS" &European Design :N. American Design :ThreadedConnectionG:Sub-plateMountingF: Special Seals for Phosphate Ester Type Fluids(Omit if not required)CP:Pilot Operated Check ValveCPD:DecompressionType Pilot OperatedCheck Valve04:20:35:50 (6) (29) (50) (70)None:InternalDrainE:ExternalDrainThr eaded ConnectionModel NumbersType of ConnectionCPT/CPDT-03---50 CPT/CPDT-06---50 CPT/CPDT-10---50 CPG/CPDG-03---50 CPG/CPDG-06---50 CPG/CPDG-10---50 Max. Operating Pres. MPa (PSI)Approx. Mass kg (lbs.)Cracking Pres. MPa (PSI)Rated Flow L /min ( )25 (3630)25 (3630)4012525040125250 Sub-plate (6)(29)(50)(70) (6)(29)(50)(70)( )(33)(66)( )(33)(66) ( )( )( )( )( )( )Yuken can offer flanged connection Valves described details, contact BoltsSocket head cap screws in the table below are Number DesignatioinGraphic SymbolsInternal Drain TypeExternal Drain TypeRated flow is the approximate flow rate, when there is a free flow pressure drop of maximum MPa (44 PSI), the fluid has a specific2gravity of and a kinematic viscosity of 20 m m /s (98 SSU), and the cracking pressure is MPa (6 PSI).