Chesterton S20 Dual Tandem Cassette Seal

Thank you! Your submission has been received!

Oops! Something went wrong while submitting the form :(

Chesterton S20 Tandem Seal with Heat Removal Pump
High-Performance Modular Cassette Seal

  

​​​​​​​This tandem seal uses a high-flow pump device, which assists in heat removal. The tandem configuration is engineered for high-pressure sealing. All wearing parts are contained in a single, replacement cassette unit. With a common universal gland, repair is a simple matter of exchanging cassettes.


Download 3D and 2D CAD Models for Chesterton S20:


(Free sign-up required on 3D ContentCentral)​

Advanced sealing performance
One optimized sealing concept for plant-wide standardization
Double mechanical seal
Technical DataMaterials
Sizes25 mm to 120 mm (1.00" to 4.75")FacesCB, SSC, TC
Pressure711 mm  (28") Hg Vacuum to 31 bar g(450 psig).17 bar g (250 psig) inboard differentialElastomersFKM, EPDM, FEPM, ChemLast™
Temperature-55° C to 300° C (-67˚ F to 570˚ F)Metals1.4401 (316SS)
Speed25 m/s (5000 fpm)Springs2.4819 (Alloy C-276)
​ Fits ISO-3069, ASME B73.1, B73.2
​​​​ ​

 

 

Chesterton Catalogue of Products (English)http://chestertondocs.chesterton.com/Rotating/EN22412_EME_Cat_2014.pdfChesterton Catalogue of Products (English)pdf
Article: What Determines Seal Leakage? (English)http://chestertondocs.chesterton.com/Rotating/What Determines Seal Leakage.pdfArticle: What Determines Seal Leakage? (English)pdf
Brochure: Chesterton S10 Single & S20 Dual Cassette Seal (English)http://chestertondocs.chesterton.com/Rotating/sbs10s20_EN.pdfBrochure: Chesterton S10 Single & S20 Dual Cassette Seal (English)pdf
Installation Instructions: S10 S20 (English)http://chestertondocs.chesterton.com/Rotating/sis10s20_EN.pdfInstallation Instructions: S10 S20 (English)pdf
Technical Material Reference (English)http://chestertondocs.chesterton.com/Rotating/EN23875_Technical_Material_Reference.pdfTechnical Material Reference (English)pdf