S20
- High Performance Cassette Tandem Double Seal
Unique modular cassette that combines advanced seal technology with flexibility in maintenance and repair.
Simplify seal maintenance and increase equipment reliability with Chesterton's S20 Cassette Seal. Featuring a Self Centering Lock Ring and Self Releasing Setting Clips, the S20 enables quick, easy and accurate installation. Sealing security is ensured by the tandem configuration allowing operation with elevated barrier system pressures and preventing process leakage to the atmosphere.
Product Features
-
- Tandem design for full pressure backup capability
- Quick to repair with innovative cassette feature
Technical Data
| Size Range | 25 mm to 120 mm (1.000 inch to 4.750 inch) |
|---|---|
| Applicable Standards and Approvals | ISO-3069C, ASME B73.1, ASME B73.2 |
| Variants |
S20CS - Coatings Seal S20OS - Oversized Seal Chambers |
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
| 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.
Resources
| Name | Download | File type | |
|---|---|---|---|
|
|
Catalog: Mechanical Seals (English) | 27952 KB |
| Name | Download | File type | |
|---|---|---|---|
|
|
Chesterton Connect Case Study 006: Chemical Industry S20 Seal Deliver Pump Reliability (English) | 1974 KB |
| Name | Download | File type | |
|---|---|---|---|
|
|
Product Datasheet: S20 High Performance Cassette Double Seal (English) | 574 KB | |
|
|
Product Datasheet: ViewIn Chesterton Technology (English) | 1029 KB |