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

NOTE: All Bronze Valves have Lead except Style 404

Benefits & Features

  • Continuous visual observation of liquid level with no power requirements (power only required for optional sensors)
  • Safety Automatic Ball Checks (in some styles) protect against potential process material loss
  • Sight Glass Level Gauges sold separately or with glass tubes and protective guard rods or shield
  • Product design allows for at least 1/4” tolerance for specified vessel centers
  • Low maintenance
Standard Specifications
StyleBody
Material (Wetted)
Glass
Gasket Packing
Rigid Vessel
Connections (MNPT)
Tubing Outer
Diameter (OD)
Automatic
Ball Checks
DrainNon-Steam Pressure Ratings* (PSIG)
100°F280°F400°F
290-04BronzeEthylene Propylene1/2"5/8”Yes1/4” NPT Needle100100-
401-03BronzeEthylene Propylene3/8”5/8”No1/4” NPT Needle300125-
401-04BronzeEthylene Propylene1/2”5/8”No1/4” NPT Needle300125-
401-05BrassEthylene Propylene3/4”3/4”No1/8” Wing Nut10050-
402-04BronzeEthylene Propylene1/2”5/8”Yes - Upper & Lower1/4” NPT Needle400200-
404-04Lead Free BronzeEthylene Propylene1/2”5/8”No1/4” NPT Needle300125-
405-03BrassEthylene Propylene3/8”5/8”Yes - Upper & Lower1/4” NPT Needle200100-
405-04BronzeEthylene Propylene1/2”5/8”Yes - Upper & Lower1/4” NPT Needle400200-
405-05BronzeEthylene Propylene3/4”3/4”Yes - Upper & Lower1/8” Wing Nut400200-
407-03BrassEthylene Propylene3/8”5/8”Yes - Upper & Lower1/8” NPT Pet Cock200100-
407-04BrassEthylene Propylene1/2”5/8”Yes - Upper & Lower1/8” NPT Pet Cock200100-
407-05BrassEthylene Propylene3/4”3/4”Yes - Upper & Lower1/8” NPT Pet Cock200100-
411-03BrassEthylene Propylene3/8”5/8”No1/8” NPT Pet Cock100100-
411-04BrassEthylene Propylene1/2”5/8”No1/8” NPT Pet Cock100100-
411-05BrassEthylene Propylene3/4”3/4”No1/8” NPT Pet Cock100100-
440-04316SSFluorocarbon1/2”5/8”NoIntegral Sampling Cock150150150
440-05316SSFluorocarbon3/4”5/8”NoIntegral Sampling Cock150150150
448-04316SSFluorocarbon1/2”5/8”NoNeedle250250250
448-05316SSFluorocarbon3/4”5/8”NoNeedle250250250
615-04BronzeEthylene Propylene3/4”3/4”Yes1/4" Drain Cock200200-

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

 

Standard Materials
WettedNon-Wetted
StyleBody MaterialGlass Gasket PackingStemStem PackingStem Seat WasherBall CheckBall Check RetainerDrainHand WheelHand Wheel ScrewStem Packing NutGlass Packing NutGlass Packing GlandName Plate
401-03BronzeEthylene Propylene-----Brass---BrassBrass Plated Steel-
401-04BronzeEthylene Propylene-----Brass---BrassBrass Plated Steel-
401-05BrassEthylene Propylene-----Brass---BrassFiber-
402-04BronzeEthylene PropyleneBrassTFE/Hypalon-BrassSSBrassAluminumPlated SteelBrassBrassBrass Plated SteelAluminum
404-04Lead Free BronzeEthylene PropyleneBrass (Lead Free)TFE/Hypalon---Brass (Lead Free)AluminumZinc Plated SteelBrassBrassBrass Plated SteelAluminum
405-04BronzeEthylene PropyleneBrassTFE/Hypalon-BrassSSBrassAluminumPlated SteelBrassBrassBrass Plated SteelAluminum
405-05BronzeEthylene PropyleneBrassTFE/Hypalon-BrassSSBrassAluminumPlated SteelBrassBrassBrass Plated SteelAluminum
407-03BrassEthylene PropyleneBrassGraphite-BrassBrassBrassAluminumBrass Plated SteelBrassBrass
407-04BrassEthylene PropyleneBrassGraphite-BrassBrassBrassAluminumBrass Plated SteelBrassBrass
407-05BrassEthylene PropyleneBrassGraphite-BrassBrassBrassAluminumBrass Plated SteelBrassBrass
448-04316SSFluorocarbon316SSPTFEPTFE--316SS/PTFEAluminumPlated Steel316SS316SS316SSAluminum
448-05316SSFluorocarbon316SSPTFEPTFE--316SS/PTFEAluminumPlated Steel316SS316SS316SSAluminum

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

Styles 401-03, 401-04, 404-04 (Bronze) 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 >NeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)Fluorocarbon521 Acrylic 140°F
Vessel Centers (Inches)100°F250°F280°F350°F100°F250°F280°F350°F100°F250°F280°F350°F100°F250°F280°F350°F522/527 Polycarb. 200°F
8.50-19.25300125125125300125125125300125125125300125125125Not Rated
19.26-21.25300125125125290125125125300125125125300125125125Not Rated
21.26-25.25300125125125265125125125300125125125300125125125Not Rated
25.26-31.25280Not RatedNot RatedNot Rated235Not RatedNot RatedNot Rated300Not RatedNot RatedNot Rated300Not RatedNot RatedNot RatedNot Rated
31.26-37.25245Not RatedNot RatedNot Rated205Not RatedNot RatedNot Rated300Not RatedNot RatedNot Rated300Not RatedNot RatedNot RatedNot Rated
37.26-49.25195Not RatedNot RatedNot Rated165Not RatedNot RatedNot Rated300Not RatedNot RatedNot Rated300Not RatedNot RatedNot RatedNot Rated
49.26-61.25150Not RatedNot RatedNot Rated125Not RatedNot RatedNot Rated--------Not Rated
61.26-73.25100Not RatedNot RatedNot Rated90Not RatedNot RatedNot Rated--------Not Rated
Styles 402-04 & 405-04 (Bronze) 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 >NeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)Fluorocarbon521 Acrylic 140°F
Vessel Centers (Inches)100°F250°F280°F400°F100°F250°F280°F400°F100°F250°F280°F400°F100°F250°F280°F400°F522/527 Polycarb. 200°F
8.88-9.25400200200200370200200200400200200200400200200200Not Rated
9.26-11.25400200200200345200200200400200200200400200200200Not Rated
11.26-13.25400200200200335200200200400200200200400200200200Not Rated
13.26-15.25390200200200325200200200400200200200400200200200Not Rated
15.26-17.25375200200200315200200200400200200200400200200200Not Rated
17.26-19.25360200200200305200200200400200200200400200200200Not Rated
19.26-21.25350200200200290200200200400200200200400200200200Not Rated
21.26-25.25320200200200265200200200400200200200400200200200Not Rated
25.26-31.25280Not RatedNot RatedNot Rated235Not RatedNot RatedNot Rated400Not RatedNot RatedNot Rated400Not RatedNot RatedNot RatedNot Rated
31.26-37.25245Not RatedNot RatedNot Rated205Not RatedNot RatedNot Rated400Not RatedNot RatedNot Rated400Not RatedNot RatedNot RatedNot Rated
37.26-49.25195Not RatedNot RatedNot Rated165Not RatedNot RatedNot Rated340Not RatedNot RatedNot Rated340Not RatedNot RatedNot RatedNot Rated
49.26-61.25150Not RatedNot RatedNot Rated125Not RatedNot RatedNot Rated--------Not Rated
61.26-73.25100Not RatedNot RatedNot Rated90Not RatedNot RatedNot Rated--------Not Rated
Style 401-05 (Brass) With 3/4” 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 >NeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)Fluorocarbon521 Acrylic 140°F
Vessel Centers (Inches)100°F250°F280°F300°F100°F250°F280°F300°F100°F250°F280°F300°F100°F250°F280°F300°F522/527 Polycarb. 200°F
9.13-25.50100505050100505050100505050100505050Not Rated
25.51-49.50100Not RatedNot RatedNot Rated100Not RatedNot RatedNot Rated100Not RatedNot RatedNot Rated100Not RatedNot RatedNot RatedNot Rated
49.51-73.50100Not RatedNot RatedNot Rated100Not RatedNot RatedNot Rated--------Not Rated
Style 407-03 & 407-04(Brass) 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 >NeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)Fluorocarbon521 Acrylic 140°F
Vessel Centers (Inches)100°F250°F280°F300°F100°F250°F280°F300°F100°F250°F280°F300°F100°F250°F280°F300°F522/527 Polycarb. 200°F
8.75-25.50200100100100200100100100200100100100200100100100Not Rated
25.51-37.50200Not RatedNot RatedNot Rated200Not RatedNot RatedNot Rated200Not RatedNot RatedNot Rated200Not RatedNot RatedNot RatedNot Rated
37.51-49.50195Not RatedNot RatedNot Rated165Not RatedNot RatedNot Rated200Not RatedNot RatedNot Rated200Not RatedNot RatedNot RatedNot Rated
49.51-61.50150Not RatedNot RatedNot Rated125Not RatedNot RatedNot Rated--------Not Rated
61.51-73.50100Not RatedNot RatedNot Rated90Not RatedNot RatedNot Rated--------Not Rated
Style 405-05 (Bronze) With 3/4” 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 >NeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)FluorocarbonNeopreneEPDM (Standard)Fluorocarbon521 Acrylic 140°F
Vessel Centers (Inches)100°F250°F280°F400°F100°F250°F280°F400°F100°F250°F280°F400°F100°F250°F280°F400°F522/527 Polycarb. 200°F
9.13-9.25400200200200360200200200400200200200400200200200Not Rated
9.26-11.25400200200200340200200200400200200200400200200200Not Rated
11.26-13.25400200200200330200200200400200200200400200200200Not Rated
13.26-15.25385200200200320200200200400200200200400200200200Not Rated
15.26-17.25370200200200310200200200400200200200400200200200Not Rated
17.26-19.25355200200200300200200200400200200200400200200200Not Rated
19.26-21.25345200200200285200200200400200200200400200200200Not Rated
21.26-25.25315200200200260200200200400200200200400200200200Not Rated
25.26-31.25275Not RatedNot RatedNot Rated230Not RatedNot RatedNot Rated400Not RatedNot RatedNot Rated400Not RatedNot RatedNot RatedNot Rated
31.26-37.25240Not RatedNot RatedNot Rated200Not RatedNot RatedNot Rated400Not RatedNot RatedNot Rated400Not RatedNot RatedNot RatedNot Rated
37.26-49.25190Not RatedNot RatedNot Rated160Not RatedNot RatedNot Rated340Not RatedNot RatedNot Rated340Not RatedNot RatedNot RatedNot Rated
49.26-61.25145Not RatedNot RatedNot Rated125Not RatedNot RatedNot Rated--------Not Rated
61.26-73.25100Not RatedNot RatedNot Rated90Not RatedNot RatedNot Rated--------Not Rated
Style 407-05 (Brass)
With 3/4” OD Tubing at Specified Vessel Centers
Pressure Ratings (PSIG) Non-Steam
Glass Style > 505
High Pressure Clear
506
High Pressure Redline
507
Heavy Wall Clear
508
Heavy Wall Redline
Plastic Tubing
Glass Gasket >NeopreneEPDM
(Standard)
FluorocarbonNeopreneEPDM
(Standard)
FluorocarbonNeopreneEPDM
(Standard)
FluorocarbonNeopreneEPDM
(Standard)
Fluorocarbon521 Acrylic 140°F
Vessel Centers
(Inches)
100°F250°F280°F300°F100°F250°F280°F300°F100°F250°F280°F300°F100°F250°F280°F300°F522/527 Polycarb. 200°F
8.75-25.50200100100100200100100100200100100100200100100100Not Rated
25.51-37.50200Not RatedNot RatedNot Rated165Not RatedNot RatedNot Rated200Not RatedNot RatedNot Rated200Not RatedNot RatedNot RatedNot Rated
37.51-49.50195Not RatedNot RatedNot Rated200Not RatedNot RatedNot Rated200Not RatedNot RatedNot Rated200Not RatedNot RatedNot RatedNot Rated
49.51-61.50150Not RatedNot RatedNot Rated125Not RatedNot RatedNot Rated--------Not Rated
61.51-73.50100Not RatedNot RatedNot Rated90Not RatedNot RatedNot Rated--------Not Rated
Styles 448-04 & 448-05 (316SS) 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 >NeopreneEPDMFluorocarbon (Standard)NeopreneEPDMFluorocarbon (Standard)NeopreneEPDMFluorocarbon (Standard)NeopreneEPDMFluorocarbon (Standard)521 Acrylic 140°F
Vessel Centers (Inches)100°F250°F280°F400°F100°F250°F280°F400°F100°F250°F280°F400°F100°F250°F280°F400°F522/527 Polycarb. 200°F
9.50-26.00250250250250250250250250250250250250250250250250Not Rated
26.01-32.00250Not RatedNot RatedNot Rated235Not RatedNot RatedNot Rated250Not RatedNot RatedNot Rated250Not RatedNot RatedNot RatedNot Rated
32.01-38.00245Not RatedNot RatedNot Rated205Not RatedNot RatedNot Rated250Not RatedNot RatedNot Rated250Not RatedNot RatedNot RatedNot Rated
38.01-50.00195Not RatedNot RatedNot Rated165Not RatedNot RatedNot Rated250Not RatedNot RatedNot Rated250Not RatedNot RatedNot RatedNot Rated
50.01-62.00150Not RatedNot RatedNot Rated125Not RatedNot RatedNot Rated--------Not Rated
62.01-74.00100Not RatedNot RatedNot Rated90Not RatedNot RatedNot Rated--------Not Rated

Options

  • (2) 3/16” 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
  • (3) different gasket materials
  • 304SS or Polycarbonate Protective Shield or (Recommended to protect glass tube and the operator)
  • 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

Application Notes:

  • Saturated Steam Service: Not suitable (See Series T14)
  • Potable Water: Only Style 404 and 448 valves are suitable
  • Vacuum Service: Not suitable
  • 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. Ernst Instruments 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
 
Replacement Parts:

Model Number Matrix
Model Number Matrix