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Restrictor Check Valve NSN 4820-00-043-2110

Item Description

A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

NSN 4820-00-043-2110 NSN: 4820-00-043-2110

Features and Characteristics

Thread Class
3a 1st end
Thread Direction
Right-hand 1st end
Aperture Diameter
0.014 inches
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
Flared (tube) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 2nd end
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.375 inches 1st end
Seat Angle
37.0 degrees 2nd end
Special Features
Bulkhead fitting on first end
Material
Steel comp 303 flow control device
Material Specification
Qq-s-764, type 303-cancelled federal specification single material response flow control device
Media For Which Designed
Hydraulic fluid, phosphate-ester base single response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-s-5002 military specification all treatment responses
Style Designator
Straight thru
Thread Series Designator
Unf 2nd end
FSC
4820 Nonpowered Valves
NIIN
000432110
NSN
4820000432110

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1R7731-1
Cage Code:
26044
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481302090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-043-2110
What are the manufacturers of nsn 4820000432110?
Does this nsn 4820000432110 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000432110
A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. it does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Does nsn 4820000432110 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820000432110 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000432110?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
20520
FIIG:
A530B0
App. Key:
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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