Hallite piston seals 770
| TECHNICAL DETAILS | | |
| OPERATING CONDITIONS | METRIC | INCH |
| Maximum Speed | 1.0 m/sec | 3.0 ft/sec |
| Temperature Range | -40°C +110°C | -40°F +230°F |
| Maximum Pressure | 350 bar | 5000 psi |
| MAXIMUM EXTRUSION GAP | | | | |
| Pressure bar | 100 | 160 | 250 | 350 |
| Maximum Gap mm | 0.75 | 0.64 | 0.5 | 0.25 |
| Pressure psi | 1500 | 2400 | 3750 | 5000 |
| Maximum Gap in | 0.03 | 0.025 | 0.02 | 0.01 |
| SURFACE ROUGHNESS | µmRa | µmRz | µmRt | µinRa | µinRz | µinRt |
| Dynamic Sealing Face ØD₁ | 0.1 – 0.4 | 1.6 max | 4 max | 4-16 | 63 max | 157 max |
| Static Sealing Face Ød₁ | 1.6 max | 6.3 max | 10 max | 63 max | 250 max | 394 max |
| Static Housing Faces L₁ | 3.2 max | 10 max | 16 max | 125 max | 394 max | 630 max |
| | | inch | | |
| Part no. | ØD1 | Ød1 | Ød2 | L1 |
| 4817712 | 0.75 | 0.508 | 0.747 | 0.187 |
| 4817812 | 0.875 | 0.633 | 0.872 | 0.187 |
| 4817912 | 1 | 0.758 | 0.997 | 0.187 |
| 4818012 | 1.125 | 0.883 | 1.122 | 0.187 |
| 4554412 | 1.25 | 1.008 | 1.247 | 0.187 |
| 4716912 | 1.375 | 1.133 | 1.372 | 0.187 |
| 4717012 | 1.5 | 1.258 | 1.497 | 0.187 |
| 4717112 | 1.625 | 1.383 | 1.622 | 0.187 |
| 4717212 | 1.75 | 1.508 | 1.747 | 0.187 |
| 4553512 | 2 | 1.63 | 1.997 | 0.281 |
| 4717312 | 2.125 | 1.755 | 2.122 | 0.281 |
| 4717412 | 2.25 | 1.88 | 2.247 | 0.281 |
| 4490012 | 2.5 | 2.13 | 2.497 | 0.281 |
| 4817512 | 2.75 | 2.38 | 2.747 | 0.281 |
| 4817612 | 2.875 | 2.505 | 2.872 | 0.281 |
| 4349412 | 3 | 2.63 | 2.997 | 0.281 |
| 4349512 | 3.25 | 2.88 | 3.247 | 0.281 |
| 4349612 | 3.5 | 3.13 | 3.497 | 0.281 |
| 4349712 | 3.75 | 3.38 | 3.747 | 0.281 |
| 4349812 | 4 | 3.63 | 3.997 | 0.281 |
| 4349912 | 4.25 | 3.88 | 4.247 | 0.281 |
| 4350012 | 4.5 | 4.13 | 4.497 | 0.281 |
| 4350112 | 4.75 | 4.38 | 4.747 | 0.281 |
| 4350212 | 5 | 4.63 | 4.997 | 0.281 |
| 4350322 | 5.25 | 4.778 | 5.247 | 0.375 |
| 4350422 | 5.5 | 5.028 | 5.497 | 0.375 |
| 4350522 | 6 | 5.528 | 5.997 | 0.375 |
| 4350622 | 6.25 | 5.778 | 6.247 | 0.375 |
| 4350722 | 6.5 | 6.028 | 6.497 | 0.375 |
| 4350822 | 7 | 6.528 | 6.997 | 0.375 |
| 4351122 | 8 | 7.528 | 7.997 | 0.375 |
