FBM3015 Eaton Aeroquip® PUSH-PULL™ Quick-Disconnect Hydraulic Coupling - 3/4-14 Female NPT x Female NPT - SteelPUSH PULL Quick Disconnect Hydraulic Couplings Steel Part Number Pipe Thread Size Max. Operating Pressure Air Inclusion (C. C. Max) Fluid Loss (C. C. Max) Rated Flow Coupled Length Vacuum Service FBM3011 1 4 18 5000 PSI 0. 50 0. 50 1 GPM 2. 53" 28 in Hg. FBM3012 3 8 18 4000 PSI 1. 50 1. 30 6 GPM 2. 80" 28 in Hg. FBM3015 3 4 14 4000 PSI 10. 0 8. 2 28 GPM 4. 56" 28 in Hg. FBM3016 1 11 1 2 4000 PSI 14. 2 14. 2 50 GPM 5. 54" 28 in Hg. Warning: Do not mix