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Fluid Pressure Regulating Valve NSN 4820-00-812-4121

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 4820-00-812-4121 NSN: 4820-00-812-4121

Features and Characteristics

Body Material
Brass
Body Style
Straight thru
Stem Material
Brass
Media For Which Designed
Water, salt
First End Connection Type
Threaded internal pipe
First End Style Designator
Plain
First End Thread Size And Series/type Designator
1-1/4-11-1/2 npt
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Seat Material
Aluminum bronze
Flow Control Device
Disk, top and bottom guided, diaphragm mtd
Flow Control Device Material
Brass and rubber, buna-n
End Connection Quantity
2
Renewable Seat Ring Type
Threaded
Outlet Pressure Range
+40.0 to 140.0 pounds per square inch
Regulation Type
Automatic single stage
Valve Stem Design
Single seat
Valve Loading Method
Spring
Remote Actuation Method
Bellows
Maximum Inlet Pressure Rating
150.0 pounds per square inch
Filter
Not included
Tempurature Rating
170.0 degrees fahrenheit
FSC
4820 Nonpowered Valves
NIIN
008124121
NSN
4820008124121

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MILV16743
Cage Code:
81349
Status:
A
MSDS:
Part Number:
V46BE
Cage Code:
92578
Status:
A
MSDS:
Part Number:
V46BE-2
Cage Code:
92578
Status:
A
MSDS:
Part Number:
V46BE2
Cage Code:
92587
Status:
A
MSDS:
Part Number:
246MP10A3
Cage Code:
D9695
Status:
A
MSDS:
Part Number:
V46BE1-1-4IN
Cage Code:
50831
Status:
A
MSDS:
Part Number:
46BE-2
Cage Code:
92578
Status:
A
MSDS:
Part Number:
246MP10AR
Cage Code:
D9695
Status:
A
MSDS:
Part Number:
324511304
Cage Code:
D9695
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 4820-00-812-4121
What are the manufacturers of nsn 4820008124121?
Does this nsn 4820008124121 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008124121
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 4820008124121 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820008124121 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008124121?
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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