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System Pressure Regulating Valve NSN 4820-01-388-6771

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 4820-01-388-6771 NSN: 4820-01-388-6771

Features and Characteristics

Body Material
Any acceptable
Body Style
Straight thru
Media For Which Designed
Air
Face To Face Distance
Between 4.500 inches and 4.540 inches
Flow Control Device
Diaphragm
End Connection Quantity
2
Regulation Type
Automatic single stage
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
Not rated
Outlet Pressure Accuracy Rating
Not rated
Filter
Included
End Application
Used on ah-64a
FSC
4820 Nonpowered Valves
NIIN
013886771
NSN
4820013886771

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
109762-5
Cage Code:
59364
Status:
A
MSDS:
Part Number:
109762-3-1
Cage Code:
99193
Status:
A
MSDS:
Part Number:
109762-4-1
Cage Code:
99193
Status:
A
MSDS:
Part Number:
109762-2-1
Cage Code:
59364
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 4820-01-388-6771
What are the manufacturers of nsn 4820013886771?
Does this nsn 4820013886771 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013886771
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 4820013886771 contain any precious metals?
No precious metal content.
Does nsn 4820013886771 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013886771?
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
  •   Quality Fast Service
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