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Fluid Pressure Regulating Valve NSN 4820-01-027-3421

Item Description

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

NSN 4820-01-027-3421 NSN: 4820-01-027-3421

Features and Characteristics

Body Material
Aluminum alloy
Outside Surface Treatment
Anodized, mil-a-8625, type 2
Body Style
Straight thru
Media For Which Designed
Hydraulic fluid, petroleum base
First End Connection Type
Threaded internal boss
First End Style Designator
Gasket seal
First End Thread Size And Series/type Designator
7/16-20 unf
First End Thread Class
3b
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Seat Material
Steel, corrosion resisting
Packing Material
Rubber, buna-n
Flow Control Device
Poppet
Flow Control Device Material
Tungsten carbide
End Connection Quantity
2
Mounting Facility
Panel
Outlet Pressure Range
+0.0/+3500.0 pounds per square inch
Regulation Type
Manual single stage
Manual Control Method
Knob
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
4500.0 pounds per square inch
Filter
Not included
Tempurature Rating
150.0 degrees fahrenheit
Special Features
Two int gage ports; one int thd vent port
FSC
4820 Nonpowered Valves
NIIN
010273421
NSN
4820010273421

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
280330-0011
Cage Code:
99657
Status:
A
MSDS:
Part Number:
332-2664-030
Cage Code:
95105
Status:
A
MSDS:
Part Number:
RH292GB35-2777
Cage Code:
99657
Status:
A
MSDS:
Part Number:
332-2664
Cage Code:
13499
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 4820-01-027-3421
What are the manufacturers of nsn 4820010273421?
Does this nsn 4820010273421 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820010273421
A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. it is designed for use with compressed gas(es) and various liquids and may include gauges. it may be inline or cartridge (manifold) design. excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.
Does nsn 4820010273421 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820010273421 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820010273421?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
27565
FIIG:
A21100
App. Key:
D
Cond. Code:
2
Status:
A

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