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Piston Weighted Control Valve NSN 4820-00-287-5842

Item Description

A valve consisting of a ported, dead weighted, hollow piston which moves vertically across the inlet passage within the valve body. Changes in the pressure controlled position of the piston vary the effective area of the ports exposed to the inlet flow in such a manner as to maintain a constant outlet line pressure. It has no seats or disk. For dead weight loaded pressure regulating valve of seat and disk construction, see also valve, regulating, fluid pressure.

NSN 4820-00-287-5842 NSN: 4820-00-287-5842

Features and Characteristics

Bonnet Type
Packing retaining
Bolt Hole Quantity
8 2nd end
Valve Operation Method
Automatic
Flange Shape
Round with holes 2nd end
Connection Type
Flange 1st end
Valve Size
3.500 inches
Outside Diameter
7.688 inches 2nd end
Thickness
0.500 inches 2nd end
First Connection Face To Centerline Distance
6.500 inches
Bolt Hole Diameter
0.562 inches 2nd end
Second Connection Face To Centerline Distance
6.000 inches
Bolt Circle Diameter
6.062 inches 1st end
Flange Face Design
Plain 2nd end
Material
Copper alloy body
Style Designator
Angle flanged ends
FSC
4820 Nonpowered Valves
NIIN
002875842
NSN
4820002875842

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
S0LE S0URCE SPC
Cage Code:
71905
Status:
A
MSDS:
Part Number:
DD692S4810-50ALT
Cage Code:
80064
Status:
A
MSDS:
Part Number:
X3566
Cage Code:
71905
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481809050
  • NAICS: 332911
  • SITC: 74780
  • Description: Other taps, cocks, valves, etc., nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-287-5842
What are the manufacturers of nsn 4820002875842?
Does this nsn 4820002875842 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002875842
A valve consisting of a ported, dead weighted, hollow piston which moves vertically across the inlet passage within the valve body. changes in the pressure controlled position of the piston vary the effective area of the ports exposed to the inlet flow in such a manner as to maintain a constant outlet line pressure. it has no seats or disk. for dead weight loaded pressure regulating valve of seat and disk construction, see also valve, regulating, fluid pressure.
Does nsn 4820002875842 contain any precious metals?
No precious metal content.
Does nsn 4820002875842 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002875842?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16994
FIIG:
A046B0
App. Key:
BB
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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