255
- Standard Double Cartridge Seal
A proven design and versatile performer providing reliable double sealing capability in a wide variety of process and barrier fluids.
Product Features
-
- Improved motion capabilities to handle both static/dynamic misalignments and shaft motion
- Geometric double balance eliminates shifting o-rings
Technical Data
| Size Range | 25 mm to 120 mm (1.000 inch to 4.750 inch) |
|---|---|
| Applicable Standards and Approvals | ISO-3069-S, ASME B73.1, ASME B73.2 |
Materials
| Faces | CB, TC, SSC |
|---|---|
| Elastomers | FKM, EPDM, FEPM, FFKM |
| Metals | EN 1.4401 (316SS), Other Metallurgies available on request |
| Springs | EN 2.4819 (Alloy C-276) |
Operating Conditions
| Pressure | 711 mm (28") Hg Vacuum to 40 bar g (600 psig) |
|---|---|
| Temperature | -55 to 300 °C (-67 to 570 °F) |
| Speed | 25 m/s ( 5000 fpm ) |
| Notes | Seal pressure capabilities are dependent on the fluid sealed, temperature, speed, and seal face combinations. For operation outside the limits and additional materials consult Chesterton Mechanical Seal Engineering. |
Let's talk
For inquires about products, sales, or to request a quote, please contact our Sales Office.