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Fluid Pressure Regulating Valve NSN 4820-00-664-6655

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 4820-00-664-6655 NSN: 4820-00-664-6655

Features and Characteristics

Body Material
Aluminum alloy
Body Style
Angle
Furnished Items
Flowmeter and inlet pressure gage
Media For Which Designed
Argon and helium and nitrogen, gaseous
First End Connection Type
Threaded internal tube
First End Style Designator
High pressure flare (used with male threaded style no. 39)
First End Outside Diameter Tube Accommodated
0.375 inches
First End Thread Size And Series/type Designator
5/8-18 unf
First End Thread Class
2b
First End Thread Direction
Right-hand
Second End Relationship With First End
Not identical
Second End Connection Type
Threaded external gas cylinder
Second End Style Designator
Swivel nut, flared
Second End Thread Size And Series/type Designator
0.960-14 ngo
Second End Thread Direction
Right-hand
Flow Control Device
Needle
Flow Control Device Material
Brass
End Connection Quantity
2
Regulation Type
1st stage automatic, 2nd stage manual
Manual Control Method
Knob
Valve Loading Method
Spring
Outlet Pressure Setting
50.0 pounds per square inch
Filter
Included
Tempurature Rating
Between -40.0 degrees fahrenheit and 165.0 degrees fahrenheit
FSC
4820 Nonpowered Valves
NIIN
006646655
NSN
4820006646655

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
998846
Cage Code:
96073
Status:
A
MSDS:
Part Number:
HVTS2537-580
Cage Code:
63026
Status:
A
MSDS:
Part Number:
R52
Cage Code:
03856
Status:
A
MSDS:
Part Number:
WP4-0745-23
Cage Code:
15657
Status:
A
MSDS:
Part Number:
R502
Cage Code:
30367
Status:
A
MSDS:
Part Number:
03X90
Cage Code:
30367
Status:
A
MSDS:
Part Number:
04X35
Cage Code:
30367
Status:
A
MSDS:
Part Number:
639296
Cage Code:
36346
Status:
A
MSDS:
Part Number:
04X34
Cage Code:
36346
Status:
A
MSDS:
Part Number:
0781-3772
Cage Code:
63026
Status:
A
MSDS:
Part Number:
R503
Cage Code:
36346
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 4820-00-664-6655
What are the manufacturers of nsn 4820006646655?
Does this nsn 4820006646655 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820006646655
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 4820006646655 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820006646655 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820006646655?
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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  •   Certificate of Conformance
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