QCN Series Hydraulic NPTF Quick Couplings are used in many agricultural and industrial fields.
Male nipples of QCN Series Hydraulic Quick Couplings are hardened by heat treatment.
| Interchangeability | ISO 7241-A |
| Shut-off System | Poppet Valve |
| Material | Carbon Steel |
| Thread Size | NPTF |
| Sealing | Nitrile O-ring (NBR) |
| Working Temperature | -30 °C and +110 °C |
| Plating | Zinc Plating (Cr III Passivation) |
| Heat Treatment | Male nipple |
| Connection System | Pulling back the sleeve |
| Disconnection System | Pulling back the sleeve |
| Connection Under Pressure | Not Allowed |
| Disconnection Under Pressure | Not Allowed |
| Upon Request | VITON & High temperature resistant |
| special spring (-30 °C & +225 °C) | |
| Applications | Agriculture, aviation, construction, production, |
| national defense, mobile hydraulic, trailer trucks |