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System Pressure Regulating Valve NSN 4820-01-398-5746

Item Description

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.

NSN 4820-01-398-5746 NSN: 4820-01-398-5746

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Features and Characteristics

Body Material
Copper alloy
Body Style
Straight thru
Stem Material
Steel, corrosion resisting
First End Connection Type
Threaded internal pipe
First End Style Designator
Plain
First End Thread Size And Series/type Designator
2-11 npt
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Seat Material
Copper alloy
Flow Control Device
Diaphragm
End Connection Quantity
2
Regulation Type
Automatic single stage
Valve Loading Method
Spring
Remote Actuation Method
Diaphragm
FSC
4820 Nonpowered Valves
NIIN
013985746
NSN
4820013985746

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
U303171401
Cage Code:
35795
Status:
A
MSDS:
Part Number:
LA5 2.00IN
Cage Code:
35795
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481809015
  • NAICS: 332911
  • SITC: 74780
  • Description: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-398-5746
What are the manufacturers of nsn 4820013985746?
Does this nsn 4820013985746 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013985746
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.
Does nsn 4820013985746 contain any precious metals?
No precious metal content.
Does nsn 4820013985746 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013985746?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
35896
FIIG:
A21100
App. Key:
D
Cond. Code:
1
Status:
A

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