Enerpac workholding hydraulic couplers C-series, high flow couplers High pressure couplers recommended for use on all Enerpac pumps and cylinders A-series, quick connect couplers Low leakage couplers for easy connection of hydraulic circuits Previous Next TabsChart ( metrics ) Max. pressure Max. oil flow Modelnr. Coupler complete Modelnr. Female half Modelnr. Male half Thread size bar l/min 700 40 C-604 CR-400 CH-604 3/8” NPT 700 40 A-604 AR-400 AH-604 3/8” NPT 350 17 – AR-650* AH-650 1/4” NPT 350 17 – AR-650* AH-652 G1/4” 350 17 – AR-650* AH-654 SAE #4 Chart ( Imperial ) Maximum Flow Capacity Coupler Type Model Numbers Thread Dust Cap(s) (in3/min) Complete Set Female Half Male Half 2,500 High Flow Coupler C-604 CR-400 CH-604 3/8” NPTF (2x) CD-411 Included 2,500 Flush-face coupler F-604 FR-400 FH-604 3/8” NPTF - 462 Regular Spee-D-Coupler® A-604 AR-400 AH-604 3/8” NPTF Z-410 female only Included 462 Regular Coupler A-630 AR-630 AH-630 1/4” NPTF Z-640 female only Included
