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Restrictor Check Valve NSN 4820-00-068-7775

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 4820-00-068-7775 NSN: 4820-00-068-7775

Features and Characteristics

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Aperture Diameter
0.053 inches
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
Flareless all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.437 inches all ends
Seat Angle
12.0 degrees all ends
Material
Rubber synthetic packing
Style Designator
Straight thru
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
000687775
NSN
4820000687775

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4R116-2
Cage Code:
82829
Status:
A
MSDS:
Part Number:
2R1448-23
Cage Code:
99240
Status:
A
MSDS:
Part Number:
210-32624-2
Cage Code:
80378
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481309000
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of materials other than copper, iron or steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-068-7775
What are the manufacturers of nsn 4820000687775?
Does this nsn 4820000687775 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000687775
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 4820000687775 contain any precious metals?
No precious metal content.
Does nsn 4820000687775 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000687775?
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
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