NSN 4820-01-489-1252 Expansion Bypass Valve

About this product

This is a 4 inch valve. It has a light spring. Similar to p/n 740005-091which has a medium valve..

Manufacturer part number 740000-091 for national stock number 4820014891252.

Datasheet

Product description

System Pressure Regulating Valve NSN 4820-01-489-1252.
MPN or Model

740000-091
Schedule B
8481.80.9015 (Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level)
NMF (National Motor Freight)
127200 - Pressure Redcng Water Relief Valve
Unit Weight (Est.)
18.5 lb
Body Style
Straight through w/offset
Flow Control Device
Piston, spring loaded
End Connection Quantity
3
Renewable Seat Ring Type
Pressed-in
Regulation Type
Automatic single stage
Valve Loading Method
Spring
Filter
Not included
End Application
Filter separator
Part Name Assigned By Controlling Agency
Differential pressure valve

System Pressure Regulating Valve

A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes valve, regulating, fluid pressure and valve, calibrated flow.

Mechanic Bill explains Expansion Bypass Valve

Pricing and Availability

Get a quote for 4820-01-489-1252 system pressure regulating valve

Manufacturer Part Numbers and Alternates

MPN manufacturer part number	Registrant or Supplier
740000-091	Prince Alexander Partners Inc
720005-091	Prince Alexander Partners Inc

Stock Check

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