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Fluid Pressure Regulating Valve NSN 4820-00-828-9925

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 4820-00-828-9925 NSN: 4820-00-828-9925

Features and Characteristics

Body Material
Steel
First End Flange Outside Diameter
4.625 inches
Outside Surface Treatment
Any acceptable
Body Style
Straight thru
Furnished Items
Internal pilot valve
Media For Which Designed
Steam
First End Connection Type
Raised face flange
First End Style Designator
Raised
First End Raised Face Height
0.250 inches
First End Raised Face Diameter
1.688 inches
First End Flange Shape Style
Round w/ bolt holes
First End Flange Thickness
0.625 inches
First End Bolt Hole Quantity
4
First End Bolt Hole Diameter
0.750 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
Disk, bevel seat, top and bottom guided
Flow Control Device Material
Steel, corrosion resisting
End Connection Quantity
2
Outlet Pressure Range
+100.0/+450.0 pounds per square inch
Regulation Type
Manual single stage
Manual Control Method
Screw
Valve Stem Design
Single seat
Valve Loading Method
Spring
Remote Actuation Method
Piston
Maximum Inlet Pressure Rating
600.0 pounds per square inch
Outlet Pressure Accuracy Rating
Not rated
Filter
Not included
Tempurature Rating
775.0 degrees fahrenheit
Special Features
2630.0 lb per hr at lowest reduced pressure, and 2530.0 lb per hr at highest reduced pressure, flow capacity
Nondefinitive Specification/std Data
A class and d composition and pressure rating 600
FSC
4820 Nonpowered Valves
NIIN
008289925
NSN
4820008289925

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MILV17848
Cage Code:
81349
Status:
A
MSDS:
Part Number:
17390NREVFLNS5-
Cage Code:
35795
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 4820-00-828-9925
What are the manufacturers of nsn 4820008289925?
Does this nsn 4820008289925 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008289925
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 4820008289925 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820008289925 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008289925?
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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