Thread Locked Type Hydraulic Couplings(Steel) Qktl Series
Features
- Connexion by screwing together thetwo parts
- Disconnexion by unscrewing the twoparts
- Shut off by poppet valve
- Connectable under residual pressure
- Disconnexion under residual pressure
- Interchangeability German Market
Technical Specifications
- High grade carbon steel with heattreated wear parts
- NBR
- Backup ring in PTFE
- -25°C to +125°C(-13°Fto +257°F)
- According to IS0 7241-2
| Body Size (in) | Rated Pressure (Bar) | Rated Flow (GPM) | Temperature Range (Std seals) |
| 1/4" | 750 | 3 | -20°C to +125°C |
| 3/8" | 750 | 6 | -20°C to +125°C |
| 1/2" | 600 | 8 | -20°C to +125°C |
| 3/4" | 600 | 10 | -20°C to +125°C |
Male Thread
| Part No. | Thread Size | BSPP | Overall Length (mm) | Exposed Length (mm) | Hex Size (mm) | Largest Diameter (mm) | Part No. | Thread Size | BSPP | Overall Length (inch) | Exposed Length (inch) | Hex Size (inch) | Largest Diameter (inch) |
| QKTL-02PF | G1/4 | 1/4" | 33 | 12 | 19 | 29 | QKTL-N02PF | NPT1/4 | 1/4" | 1.29 | 0.48 | 0.75 | 1.13 |
| QKTL-03PF | G3/8 | 3/8" | 40 | 13 | 24 | 32 | QKTL-N03PF | NPT3/8 | 3/8" | 1.58 | 0.5 | 0.94 | 1.25 |
| QKTL-04PF | G1/2 | 1/2" | 49 | 22 | 27 | 38 | QKTL-N04PF | NPT1/2 | 1/2" | 1.92 | 0.86 | 1.06 | 1.49 |
| QKTL-06PF | G3/4 | 3/4" | 70 | 40 | 50 | 56 | QKTL-N06PF | NPT3/4 | 3/4" | 2.75 | 1.57 | 1.96 | 2.2 |
Female Thread
| Part No. | Thread Size | BSPP | Overall Length (mm) | Hex Size (mm) | Largest Diameter (mm) | Part No. | Thread Size | NPT | Overall Length (inch) | Hex Size (inch) | Largest Diameter (inch) |
| QKTL-02SFM | G1/4 | 1/4" | 60 | 21 | 29 | QKTL-N02SFM | NPT1/4 | 1/4" | 2.38 | 0.81 | 1.13 |
| QKTL-03SFM | G3/8 | 3/8" | 73 | 25 | 35 | QKTL-N03SFM | NPT3/8 | 3/8" | 2.88 | 1 | 1.38 |
| QKTL-04SFM | G1/2 | 1/2" | 63 | 27 | 45 | QKTL-N04SFM | NPT1/2 | 1/2" | 2.48 | 1.06 | 1.77 |
| QKTL-06SFM | G3/4 | 3/4" | 82 | 38 | 42 | QKTL-N06SFM | NPT3/4 | 3/4" | 3.22 | 1.49 | 1.65 |
Coupler Female Thread
| Part No. | Thread Size | BSPP | Overall Length (mm) | Hex Size (mm) | Largest Diameter (mm) | Part No. | Thread Size | NPT | Overall Length (inch) | Hex Size (inch) | Largest Diameter (inch) |
| QKTL-02SFF | G1/4 | 1/4" | 60 | 21 | 29 | QKTL-N02SF | NPT1/4 | 1/4" | 2.38 | 0.81 | 1.13 |
| QKTL-03SFF | G3/8 | 3/8" | 73 | 25 | 35 | QKTL-N03SF | NPT3/8 | 3/8" | 2.88 | 1 | 1.38 |
| QKTL-04SFF | G1/2 | 1/2" | 63 | 27 | 45 | QKTL-N04SF | NPT1/2 | 1/2" | 2.48 | 1.06 | 1.77 |
| QKTL-06SFF | G3/4 | 3/4" | 82 | 38 | 42 | QKTL-N06SF | NPT3/4 | 3/4" | 3.22 | 1.49 | 1.65 |
