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Restrictor Check Valve NSN 4820-00-274-4595

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 4820-00-274-4595 NSN: 4820-00-274-4595

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Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Connection Style
Plain, optional end (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Mounting Position
Horizontal
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Special Features
W/hex 11/16 in. Across flats
Material
Steel
Media For Which Designed
Hydraulic fluid, mineral base single response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416 federal specification all treatment responses
Style Designator
Straight thru
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
002744595
NSN
4820002744595

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6-2-2-05
Cage Code:
07988
Status:
A
MSDS:
Part Number:
13207E7100FN12
Cage Code:
97403
Status:
A
MSDS:
Part Number:
13207E7113
Cage Code:
97403
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 4820-00-274-4595
What are the manufacturers of nsn 4820002744595?
Does this nsn 4820002744595 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002744595
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 4820002744595 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820002744595 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002744595?
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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