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System Pressure Regulating Valve NSN 4820-01-538-6671

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 4820-01-538-6671 NSN: 4820-01-538-6671

Features and Characteristics

Body Material
Bronze
Body Style
Straight thru
Stem Material
Plastic
Media For Which Designed
Water, salt
First End Connection Type
Unthreaded external tube
Seat Material
Plastic
Flow Control Device
Stem and integral disk
Flow Control Device Material
Bronze
End Connection Quantity
2
End Application
Valve, regulating
Valve Size
4.000 inches
Special Features
4 inch 3-way diverting seawater regulating valve, with elect. Tric. Actuator
FSC
4820 Nonpowered Valves
NIIN
015386671
NSN
4820015386671

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
EHOMDF-400-3W-TA-NA
Cage Code:
21013
Status:
A
MSDS:
Part Number:
EHOMDF-400-3W/EHOMF-400-3W-TA-NA
Cage Code:
21013
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 4820-01-538-6671
What are the manufacturers of nsn 4820015386671?
Does this nsn 4820015386671 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015386671
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 4820015386671 contain any precious metals?
No precious metal content.
Does nsn 4820015386671 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015386671?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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