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Stop-check Valve NSN 4820-01-332-7649

Item Description

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

NSN 4820-01-332-7649 NSN: 4820-01-332-7649

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Maximum Operating Temp
250.0 degrees fahrenheit 2nd response
End Application
4920-01-211-2814
Connection Style
Plain, optional end (pipe) all ends
Valve Operation Method
Manual
Connection Type
Threaded internal pipe all ends
Mounting Facility
Panel
Mounting Position
Horizontal
Maximum Operating Pressure
200.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Material
Rubber synthetic seat
Style Designator
Straight thru
Thread Series Designator
Npt all ends
Furnished Items And Quantity
1 switch
FSC
4820 Nonpowered Valves
NIIN
013327649
NSN
4820013327649

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3305508-1
Cage Code:
99251
Status:
A
MSDS:
Part Number:
1779AS176-1
Cage Code:
30003
Status:
A
MSDS:
Part Number:
T133-1/4B2P O2 CLEAN
Cage Code:
86768
Status:
A
MSDS:
Part Number:
1779AS176
Cage Code:
30003
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 4820-01-332-7649
What are the manufacturers of nsn 4820013327649?
Does this nsn 4820013327649 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013327649
A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. in the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. in the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. the valve disk may be spring loaded. it may be inline or cartridge (manifold) design. see also valve (1), lift-check and valve (1), stop-lift-check.
Does nsn 4820013327649 contain any precious metals?
No precious metal content.
Does nsn 4820013327649 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013327649?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05486
FIIG:
A530B0
App. Key:
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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