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Restrictor Check Valve NSN 4820-01-297-5062

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 4820-01-297-5062 NSN: 4820-01-297-5062

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 or vertical
Maximum Operating Pressure
400.0 pounds per square inch single response
Thread Size
0.500 inches all ends
Material
Copper alloy body
Media For Which Designed
Air single response
Style Designator
Straight thru
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
012975062
NSN
4820012975062

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
ST47D118-1
Cage Code:
04236
Status:
A
MSDS:
Part Number:
S50G
Cage Code:
93061
Status:
A
MSDS:
Part Number:
S5O
Cage Code:
93061
Status:
A
MSDS:
Part Number:
S50 1/2IN
Cage Code:
18925
Status:
A
MSDS:
Part Number:
S50
Cage Code:
84561
Status:
A
MSDS:
Part Number:
S50B
Cage Code:
18925
Status:
A
MSDS:
Part Number:
S50B-1/2-150PSI
Cage Code:
18925
Status:
A
MSDS:
Part Number:
S50F-1/2-150PSI
Cage Code:
84561
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481301090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of copper having a pressure rating of 850 kpa or over
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-297-5062
What are the manufacturers of nsn 4820012975062?
Does this nsn 4820012975062 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012975062
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 4820012975062 contain any precious metals?
No precious metal content.
Does nsn 4820012975062 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012975062?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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