Hallite unitized piston seal 720
Technical details
| OPERATING CONDITIONS | METRIC | INCH |
| Maximum Speed | 1.0 m/sec | 3.0 ft/sec |
| Temperature Range | -30°C +100°C | -22°F +212°F |
| Maximum Pressure | 350 bar | 5000 psi |
| 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 Ød₂ | 1.6 max | 6.3 max | 10 max | 63 max | 250 max | 394 max |
| Static Housing Rod End | 3.2 max | 10 max | 16 max | 125 max | 394 max | 630 max |
| RADII | ||
| Max Fillet Rad r₁ with Internal O-Ring | 3.00 | 0.125 |
| Max Fillet Rad r₁ without Internal O-Ring | NA | 0.031 |
| TOLERANCES | ØD₁ | ØD₂ | Ød₂ | L₁ |
| mm | H9 | +0.05 -0 | f9 | +0.20-0 |
| in | H9 | +0.002 -0 | f9 | +0.008-0 |
| METRIC | |||
| Part no. | ØD1 | ØD2 | L1 |
| 7240510 | 32 | 12 | 25 |
| 7241010 | 40 | 16 | 25 |
| 7241510 | 50 | 20 | 25 |
| 7242010 | 60 | 25 | 25 |
| 7242510 | 63 | 25 | 25 |
| 7243010 | 70 | 25 | 29 |
| 7243510 | 80 | 25 | 29 |
| 7244010 | 100 | 32 | 40 |
| INCH | |||
| Part no. | ØD1 | ØD2 | L1 |
| H1380 | 1.5 | 0.5 | 1 |
| H1381 | 2 | 0.75 | 1 |
| H1443 | 2.25 | 1 | 1 |
| H1382 | 2.5 | 1 | 1 |
| H1383 | 3 | 1 | 1 |
| H1384 | 3.5 | 1 | 1 |
| H1385 | 3.5 | 1 | 1.5 |
| H1386 | 4 | 1 | 1 |
| H1387 | 4 | 1 | 1.5 |
| H1388 | 4.5 | 1 | 1.5 |
| H1389 | 5 | 1.5 | 1.25 |
| H1390 | 5 | 1.5 | 1.75 |