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Fluid Pressure Regulating Valve NSN 4820-00-287-2749

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 4820-00-287-2749 NSN: 4820-00-287-2749

Features and Characteristics

Body Material
Steel
First End Flange Outside Diameter
4.625 inches
Body Style
Straight thru
Media For Which Designed
Steam
First End Connection Type
Raised face flange
First End Style Designator
Raised
First End Flange Shape Style
Round w/ bolt holes
First End Bolt Hole Quantity
4
First End Bolt Hole Diameter
0.688 inches
First End Bolt Circle Diameter
3.250 inches
Second End Relationship With First End
Identical
Seat Material
Cobalt alloy
Face To Face Distance
8.500 inches
Flow Control Device Material
Cobalt alloy
End Connection Quantity
2
Renewable Seat Ring Type
Threaded
Outlet Pressure Range
+25.0/+550.0 pounds per square inch
Regulation Type
Manual single stage
Valve Stem Design
Single seat
Valve Loading Method
Dome
Maximum Inlet Pressure Rating
600.0 pounds per square inch
Filter
Not included
Tempurature Rating
750.0 degrees fahrenheit
Reference Number Differentiating Characteristics
As modified by spcc procurement spec
FSC
4820 Nonpowered Valves
NIIN
002872749
NSN
4820002872749

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
N501
Cage Code:
26505
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 4820-00-287-2749
What are the manufacturers of nsn 4820002872749?
Does this nsn 4820002872749 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002872749
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 4820002872749 contain any precious metals?
No precious metal content.
Does nsn 4820002872749 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002872749?
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
  •   Quality Inspected Parts
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