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Chesterton 491 DINS-DINL Rotary Internal Single Seal

Home » Shop » Chesterton 491 DINS-DINL Rotary Internal Single Seal
component seals

Chesterton 491 DINS-DINL Rotary Internal Single Seal (EMEA)

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​This high-performance, single rotary seal is capable of addressing a wide variety of applications. This version of the 491 is manufactured in Germany specifically for Europe/Middle East/Africa markets.

Chesterton ​491 can be run against many different stationary seal rings for maximum flexibility in many ap​plications. The non-fretting design will not destroy the shaft sleeve or any metal parts. The 491 has a balanced O-Ring design with anti-clog features, springs out of the fluid, dynamic O-Ring moves on a clean surface.​​

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Categories: Component Seals, Mechanical Seals
  • Description

Description

Monolithic seal faces
Balanced
Non-clog isolated springs
Dynamic O-Ri​ng is positioned on a replaceable component surface
Fits EN12756 L1K dimension

 

Technical Data​
Sizes16 mm to 110 mm (0.625″ to 4.375″)
Pressure711 mm (28″) Hg Vacuum to 10 bar g (150 psig*)
Temperature-55° C to 300° C ( -67 ̊  F to 570 ̊  F)
Speed20 m/s (4000 fpm)

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