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S-1RseirosseccA■External drawing of couplings (S-23/S-24)■S-2■S-1H/OS-1H■S-23H■Hydraulic symbol (coupled couplers) sehctisehcnarBlistnoJseguaGerusserPsehctiwSerusserPwSsrepuoCsesoHlsOi78 ■ Specifications■ SpecificationsModel code structureS-24RCouplers (S-1 Series) Couplers (S-2 Series) R:Cylinder side coupler H:Hose side coupler 3:3/8 (H type coupler only) 4:1/2Blank:Standard couplerO:SUS coupler for hydraulic oil G:Coupler for T-3 (pressure gauge mounting bracket) *R type only● Self-sealing type that prevents oil leakage. ● A duster cap (made of resin) is attached to all models. (Except the GS-1R) ModelS-1RS-1HOS-1ROS-1HGS-1RS-1R-NPTS-1H-NPT■S-1R/OS-1R● Self-sealing type that prevents oil leakage. ● A duster cap (made of resin) is attached to all models. ModelS-24RS-24HS-23H■S-24RApprox.weightkg0.130.120.130.120.130.120.13R3/8Rc3/8R3/8Rc3/8R3/8NPT3/8NPT3/8■External drawing of couplings (S-1)Approx.weightkg0.220.20.2R1/2Rc1/2Rc3/8CouplerS-23HNo.1R type coupler body 2Nut3456Spring set screwBall push rodSpringSteel ball For S-1 and S-2 series couplers, do not apply pressure to H or R type alone. Otherwise, the equipment may be damaged. Accessory(duster cap)S-1R-DCS-1H-DCS-1R-DCS-1H-DC—S-1R-DCS-1H-DC■Hydraulic symbol (coupled couplers)Accessory(duster cap)S-2R-DCS-2H-DCS-2H-DC-NPT:NPT3/8(S-1 models only) R:Cylinder side coupler H:Hose side coupler Thread sizeBlank:R3/8NameCouplers* The body of OS-1 couplers is made of stainless steel. Standard materials are used for the internal components. ■S-1S-1RS-24RTypeThread sizeTypeCouplerNameNo.S-1O-ring (AN6227-10) S-2O-ring (AN6227-12) S-1Backup ring (S-1R only) S-2Backup ring (S-24R only) H type coupler body9O-ring (P20) (S-1H only) 10Maximum operating pressureMPa70General hydraulic oilMaximum operating pressureMPa70General hydraulic oil■S-24HOperating fluidThread sizeOperating fluidThread size■S-1/S-2 internal drawing No.79E since2025Model code structureS-1H171