A.W. Chesterton
MECHANICAL SEALS
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Name: 440 Seal
Type: Component Non-Metallic Rotary Seal
 

Chesterton’s 440 Seal is for use in corrosive and other services. It is a low-cost replacement for seals made from exotic or expensive materials.
  • No metal parts touch pumped fluid
  • It prevents damage to glass-lined pumps/shafts
  • It is hydraulically balanced and no sleeve or step is needed
440 Seal: External Component Seal
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440 [Use: ENGLISH : Metric Units]
 
   5000 fpm
 
   150 psig
-65 °F   
   450 °F
 
 0.9375 - 4.5 Inch

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Installation
 

Technical Data
Speed: To 5000 FPM (25 m/sec)
Metal Parts: 316SS Drive ring
Rotary Face: Carbon. Alumina Ceramic and Teflon* available in limited sizes
Stationary Face: N/A
Temperature: To 150°C (300°F ) Ethylene Propylene. To 205°C (400°F ) Fluorocarbon, AFLAS. To 260°C (500°F ) Perfluoroelastomer
Pressure: To 10 bar (150 psi), 28" (711 mm) Hg vacuum
Size (Inch): 15/16" to 4.50"
Size (Metric): 24mm to 110mm

Engineered Solutions are available.
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