Available as Standard Valves only or Custom Configured Valves plus Tubing and Protection at customer specified centers

 
Benefits & Features

  • Continuous visual observation of liquid level with no power requirements (power only required for optional sensors)
  • Safety Automatic Ball Checks protect against potential process material loss
  • Offset configuration for cleaning sight glass in place
  • Product design and floating shanks allow for at least 1/2” tolerance for specified vessel centers
  • Excellent valves for adding flanged union vessel connections
  • Suitable for vacuum service (with Ball checks removed)
  • Low maintenance
Standard Specifications
StyleBody Material (Wetted)Tube Gasket PackingUnion Vessel Connections (MNPT)Tubing Outer Diameter (OD)Automatic Ball ChecksDrain & Vent Port (FNPT)Bonnet (Replaceable Stem Seat)Standard Pressure Ratings* (PSIG)
Non-SteamSaturated Steam
100°F400°F425°F
430-04Carbon SteelBuna-N1/2”3/4”Yes1/2” OpenIntegral24001938310
430-05Carbon SteelBuna-N3/4”3/4”Yes1/2” OpenIntegral24001938310
430-06Carbon SteelBuna-N1”3/4”Yes1/2” OpenIntegral24001938310
431-04316SSBuna-N1/2”3/4”Yes1/2” OpenIntegral24001938310
431-05316SSBuna-N3/4”3/4”Yes1/2” OpenIntegral24001938310
431-06316SSBuna-N1”3/4”Yes1/2” OpenIntegral2001938310
432-04Carbon SteelBuna-N1/2”3/4”Yes1/2” OpenUnion40002846310
432-05Carbon SteelBuna-N3/4”3/4”Yes1/2” OpenUnion40002846310
432-06Carbon SteelBuna-N1”3/4”Yes1/2” OpenUnion40002846310
433-04316SSBuna-N1/2”3/4”Yes1/2” OpenUnion40002846310
433-05316SSBuna-N3/4”3/4”Yes1/2” OpenUnion40002846310
433-06316SSBuna-N1”3/4”Yes1/2” OpenUnion40002846310

*Pressure and temperature ratings are subject to the limitation of the tube and gaskets.

Standard Materials
WettedNon-Wetted
StyleBody MaterialGlass Gasket PackingStemStem PackingStem Packing RetainerBall CheckBall Check RetainerUnion Vessel TailpipeHand WheelHand Wheel NutStem Packing NutStem Packing GlandGlass Packing NutGlass Packing GlandUnion Vessel NutGuard Rod HolderName Plate
430-04Carbon SteelBuna-N416SSGraphiteLow Temp Carbon Steel440SS316SSCarbon SteelCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
430-05Carbon SteelBuna-N416SSGraphiteLow Temp Carbon Steel440SS316SSCarbon SteelCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
430-06Carbon SteelBuna-N416SSGraphiteLow Temp Carbon Steel440SS316SSCarbon SteelCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
431-04316SS/316LSSBuna-N316SS/316LSSGraphite316SS/316LSS316SS316SS316SS/316LSSCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
431-05316SS/316LSSBuna-N316SS/316LSSGraphite316SS/316LSS316SS316SS316SS/316LSSCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
431-06316SS/316LSSBuna-N316SS/316LSSGraphite316SS/316LSS316SS316SS316SS/316LSSCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
432-04Carbon SteelBuna-N416SSGraphiteLow Temp Carbon Steel440SS316SSCarbon SteelCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon Calibri (Body) SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
432-05Carbon SteelBuna-N416SSGraphiteLow Temp Carbon Steel440SS316SSCarbon SteelCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
432-06Carbon SteelBuna-N416SSGraphiteLow Temp Carbon Steel440SS316SSCarbon SteelCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
433-04316SS/316LSSBuna-N316SS/316LSSGraphite316SS/316LSS316SS316SS316SS/316LSSCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
433-05316SS/316LSSBuna-N316SS/316LSSGraphite316SS/316LSS316SS316SS316SS/316LSSCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS
433-06316SS/316LSSBuna-N316SS/316LSSGraphite316SS/316LSS316SS316SS316SS/316LSSCarbon SteelCarbon SteelCarbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelLow Temp Carbon SteelCarbon Steel304SS

For complete material parts specifications, download PDF drawing
*See Ratings charts below or Configurator for other available gasket materials

Ratings (Non-Steam)

Styles 430-04, 432-04 (Carbon Steel) With 5/8” OD Tubing at Specified Vessel Centers
Pressure Ratings (PSIG) Non-Steam
Glass Style >505 High Pressure Clear506 High Pressure Redline507 Heavy Wall Clear508 Heavy Wall RedlinePlastic Tubing
Glass Gasket >Buna-NSW-PTFEBuna-NSW-PTFEBuna-NSW-PTFEBuna-NSW-PTFE521 Acrylic 140°F
Vessel Centers (Inches)100°F250°F425°F100°F250°F425°F100°F250°F425°F100°F250°F425°F522/527 Polycarb. 200°F
10.00-11.38410310310340275275600345345600345345Not Rated
11.39-13.38400300300330275275600340340600340340Not Rated
13.39-15.38385290290320270270600335335600335335Not Rated
15.39-17.38370280280310265265600325325600325325Not Rated
17.39-19.38355275275300260260600320320600320320Not Rated
19.39-21.38345265265285260260600315315600315315Not Rated
21.39-25.38315250250260250250580300300580300300Not Rated
25.39-31.38275Not RatedNot Rated230Not RatedNot Rated550Not RatedNot Rated550Not RatedNot RatedNot Rated
31.39-37.38240Not RatedNot Rated200Not RatedNot Rated500Not RatedNot Rated500Not RatedNot RatedNot Rated
37.39-49.38190Not RatedNot Rated160Not RatedNot Rated340Not RatedNot Rated340Not RatedNot RatedNot Rated
49.39-61.38145Not RatedNot Rated125Not RatedNot Rated------Not Rated
61.39-73.38100Not RatedNot Rated90Not RatedNot Rated------Not Rated

Ratings (Saturated Steam)

All Styles 430 & 432 (Carbon Steel) With 5/8” or 3/4” OD Tubing at Specified Vessel Centers
Pressure Ratings (PSIG) Saturated Steam
Glass Style >505 High Pressure Clear506 High Pressure Redline507 Heavy Wall Clear508 Heavy Wall Redline
Glass Gasket >Buna-NSW-PTFEBuna-NSW-PTFEBuna-NSW-PTFEBuna-NSW-PTFE
Vessel Centers (Inches)250°F425°F250°F425°F250°F425°F250°F425°F
10.00-25.3815250152501525015250
25.39+Not RecommendedNot RecommendedNot RecommendedNot RecommendedNot RecommendedNot RecommendedNot RecommendedNot Recommended

Options

  • Quick Closing Lever Handles with chains (1/4” turn)
  • Configured for ASME steam/water service
  • (4) 1/4” Diameter 304SS Guard Rods to protect glass tube, cut to customer specified centers (Standard recommendation for minimum protection of glass tubes)
  • (6) different gauge glass or plastic tube types available, cut to customer specified vessel centers
  • (4) different gasket materials
  • Protective Shield for made in 304SS or Polycarbonate
  • Ball Float kits for easy viewing of water and other medias over 1.0 S.G.
  • Proximity Sensors for high/low level detection or alarms
  • Metal Height Scale or Height Scale Tape on tube
  • 1/2” to 2” 150Lb or 300Lb ASME RF or FF Flange Vessel Connections (Style Size 04)
  • 3/4” to 2” 150Lb or 300Lb ASME RF or FF Flange Vessel Connections (Style Sizes 05 & 06)
  • Double Automatic Ball Checks for vacuum applications
  • Ball Valves for drain or vent

Application Notes:

  • Saturated Steam Service: Requires standard ball checks removed or configured with ASME steam ball checks
  • Potable Water: Not suitable
  • Vacuum Service: Suitable only when automatic ball checks are removed or configured with double automatic ball checks
  • Compatibility: Before ordering, verify that all the materials of construction, pressures, temperatures, and any other specifications are compatible with the design, media(s), cleaning solutions, and the environment of the application and future applications. The John C. Ernst Co. does not make compatibility recommendations. Compatibility determinations, corrosion or otherwise, are the responsibility of the user and/or specifying party.

Warning WARNING: This product can expose you to certain chemicals, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov

Parts:

Model Number Matrix
Model Number Matrix