Chesterton 250 General Purpose Cartridge Dual Seal

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Chesterton 250 General Purpose Cartridge Dual Seal
Chesterton 250 General Purpose Cartridge Dual Seal

  

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​Chesterton 250 is a value leader in its class.  It is the ideal choice to reduce high maintenance costs and prevent wasteful leakage, shaft fretting damage, and inefficient downtime.  Designed for baseline applications and for upgrading packed or component sealed equipment, the 250 seal makes general industrial sealing simple, reliable, and affordable.

Provides sealing security that conventional single seals cannot match
Reliable cartridge design that increases seal life
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Operating ConditionsMaterials
Sizes25 mm to 120 mm (1.00" to 4.75")FacesCB, SSC
Pressure711 mm (28") Hg Vacuum to 20 bar g (300 psig) 10 bar g (150 psig) outboard ElastomersFKM, EPDM, FEPM, ChemLast™
Temperature-55° C to 300° C (-67˚ F to 570˚ F)Metals1.4401 (316SS)
Speed20 m/s (4000 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
Technical Material Reference (English)http://chestertondocs.chesterton.com/Rotating/EN23875_Technical_Material_Reference.pdfTechnical Material Reference (English)pdf
Catalog: Rotating Equipment Solutions - Mechanical Seals, Pump Packing, Gaskets, and Morehttp://chestertondocs.chesterton.com/Rotating/RotatingCAT.pdfCatalog: Rotating Equipment Solutions - Mechanical Seals, Pump Packing, Gaskets, and Morepdf
Environmental Control Plans (English)http://chestertondocs.chesterton.com/Rotating/EN23873_MS_Enviro_Control_Plans.pdfEnvironmental Control Plans (English)pdf

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