Double Seal

4400

Dual Concentric Gas Seal

Advanced technology made simple in a gas seal design. The 4400 is a seal for all purposes and provides for an easy gas seal upgrade option. It is an ideal choice for upgrading under-performing, liquid lubricated seals to high performance, non-contacting operation.

Product Advantages

  • Delivers low cost-of-ownership for a broad range of applications
  • Advanced technology that is easy to install and operate
  • Exclusive In-Gland Control System eliminates the need and expense of an external gas panel
  • Eliminates Atmospheric Emissions

Product Characteristics Parameters

Operating Conditions Materials
Sizes 25 mm – 90 mm (1.00" – 3.625") Faces CB, SSC
Pressure 711 mm (28") Hg Vacuum to 20 bar g (300 psig) Elastomers FKM, EPDM, FEPM, FFKM
Temperature -55°C ─ 300°C (-67°F ─ 570°F) Metals 1.4401 (316SS)
Speed 25 m/s (5000 ft/min) Springs 2.4819 (Alloy C-276)
Fits ISO-3069-C