21 Series

2156B5002

 

 

  • ¼” to 1 ½” Port Sizes
  • 2, 3 or 4-way valves
  • High Temperature and Low Temperature Applications
  • Readily Adaptable to Vacuum Service
  • Extreme Temperature Range Options including up to 300° F (150° C) for pressure controlled models and down to -40° F (-40° C) with Buna-N Seals

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Customer Service
1-800-GET-ROSS

Technical Service
1-888-TEK-ROSS

2156B5002

$44110
USD

Quantity

Estimated Ship Date: 08/30/2022

**Shipping may be effected by COVID-19 pandemic

*Estimated Ship Date based on standard manufacturing times for quantities of 10 or less. Shipments will be made anywhere in the United States.

Need Help? No Problem!

Customer Service
1-800-GET-ROSS

Technical Service
1-888-TEK-ROSS


Product Information

Description 21 Series Low Temp 4/2 Single Pilot Valve, Normally Open, 3/4" NPT (In-Out), 1"NPT (Exhaust)
Valve Type Directional Control
Series 21
Actuation Pneumatic
Return Spring
Thread Type NPT
Construction Poppet
Mounting Inline
Pilot Type External
Duty Rating Continuous Duty
Fluid Media Filtered air
Operating Pressure 30 to 150 psig (2 to 10 bar)
Operating Pressure (bar) 2 to 10
Pilot Supply Minimum Equal to or greater than inlet pressure
Valve Body Material Cast Aluminum
Poppet/Spool Material Aluminum and Stainless Steel
Seal Material Fluorocarbon
Application Low Temperature
Default Position Normally Open
Exhaust Pipe Size 1"
Size 3/4
Ambient Temperature -40 to 120 F (-40 to 50 C)
Ambient Temperature (Celsius) -40 to 50
Media Temperature -40 to 175 F (-40 to 80 C)
Media Temperature (Celsius) -40 to 80
Function 4/2 Single Pilot
Inlet Pipe Size 3/4"
Outlet Pipe Size 3/4"
Width 4.63 in (118 mm)
Width (mm) 118
Cv (1-4) 7.0
Cv (4-3) 9.3
Length 5.15 in (131 mm)
Length (mm) 131
Height 5.78 in (147 mm)
Height (mm) 147
Weight 5.8 lb (2.6 kg)
Weight (kg) 2.6
Cv (1-2) 7.0
Cv (2-3) 9.3
Weight 5.8 lbs (2.63 kg)
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