Hallite wiper seal 820
Technical details
| OPERATING CONDITIONS | METRIC | INCH |
| Maximum Speed | 4.0 m/sec | 12.0 ft/sec |
| Temperature Range | -45°C +110°C | -50°F +230°F |
| 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,ØD₂, h | 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 |
| RADII | |
| Max Fillet Rad r₁ in | 0.016 |
| Max Fillet Rad r₂ in | 0.016 |
| INCH | ||||||
| Part no. | Ød1 | ØD1 | ØD2 | L1 | WL | h |
| 4855600 | 1.125 | 1.5 | 1.375 | 0.187 | 0.350 | 0.094 |
| 4855700 | 1.25 | 1.625 | 1.5 | 0.187 | 0.350 | 0.094 |
| 4855800 | 1.375 | 1.75 | 1.625 | 0.187 | 0.350 | 0.094 |
| 4855900 | 1.5 | 1.875 | 1.75 | 0.187 | 0.350 | 0.094 |
| 4856000 | 1.75 | 2.125 | 2 | 0.187 | 0.350 | 0.094 |
| 4837800 | 2 | 2.5 | 2.332 | 0.25 | 0.450 | 0.125 |
| 4856100 | 2.25 | 2.75 | 2.582 | 0.25 | 0.450 | 0.125 |
| 4856200 | 2.5 | 3 | 2.832 | 0.25 | 0.450 | 0.125 |
| 4856300 | 3 | 3.5 | 3.332 | 0.25 | 0.450 | 0.125 |
| 4856400 | 3.5 | 4 | 3.832 | 0.25 | 0.450 | 0.125 |
| 4856500 | 4 | 4.5 | 4.332 | 0.25 | 0.450 | 0.125 |
| 4856600 | 4.5 | 5.25 | 4.998 | 0.375 | 0.674 | 0.187 |
| 4856700 | 5 | 5.75 | 5.498 | 0.375 | 0.674 | 0.187 |
| 4856800 | 6 | 6.75 | 6.498 | 0.375 | 0.674 | 0.187 |