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  • Wafer Flange (Fits Between Two 150 Lb ASME Flanges)
  • Full Protective Shield Around Inner Glass Tube
Unit of Measure

Specifications

Series

 N/A S21F

Former JCE Model Number

 N/A 221

Size

 N/A 4 in

End Connections

 N/A Wafer Flange

Flange Material

 N/A PVC

Visible Diameter/Length

 N/A 3.63 in

Weight

 N/A 5 lbs

Packaging Material

 N/A Cardboard Box

Type

 N/A Plain

Standard Wetted Materials

Indicating Device

 N/A None

Body Material

 N/A PVC

End Fitting Material

 N/A PVC

Gasket Material

 N/A Fluorocarbon (FKM)

Cylinder Material

 N/A Borosilicate

Standard Non-Wetted Materials

Hardware

 N/A 18-8 Stainless Steel (SS)

Shield

 N/A Acrylic

Standard Ratings

Pressure Rating @ 75 ºF

 N/A 110 PSIG

Pressure Rating @ 140 ºF

 N/A 90 PSIG

Dimensions

Length

 N/A 5.63 in

Width

 N/A 6.88 in

Height

 N/A 6.88 in

Application Notes

Application Notes

 N/A
  • Steam Service: Not acceptable
  • Potable Water: The glass has not been tested and certified to be acceptable for potable water
  • Vacuum Service: Suitable for vacuum service
  • Gaseous Service: Not acceptable for lightweight gases
  • Corrosion: Before ordering, verify all materials of our sight flow indicators are compatible with the service media(s), intermittently used cleaners, the environment, and cleaning processes in conjunction with the temperatures and pressures of the application(s) and future applications. John C. Ernst Co. does not make chemical compatibility recommendations. Compatibility is the responsibility of the user.

Replacement Parts

Replacement Parts

 N/A Please contact our sales department