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Check Valve NSN 4820-01-166-4439

Item Description

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

NSN 4820-01-166-4439 NSN: 4820-01-166-4439

Features and Characteristics

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Connection Style
External seat for gasket seal (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external boss all ends
Mounting Position
Horizontal or vertical
Thready Qty Per Inch (tpi)
14 all ends
Maximum Operating Pressure
600.0 pounds per square inch single response
Thread Size
0.875 inches all ends
Seat Angle
37.0 degrees all ends
Special Features
With aluminum body gasket and polytetrafluoroethylene o-ring
Material
Steel comp 303
Material Specification
Aisi 303 assn standard single material response
Style Designator
Straight thru
Thread Series Designator
Unj all ends
FSC
4820 Nonpowered Valves
NIIN
011664439
NSN
4820011664439

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8520T-10TT
Cage Code:
91816
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 4820-01-166-4439
What are the manufacturers of nsn 4820011664439?
Does this nsn 4820011664439 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011664439
A valve permitting flow in one direction only. it does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. it may be inline or cartridge (manifold) design.
Does nsn 4820011664439 contain any precious metals?
No precious metal content.
Does nsn 4820011664439 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011664439?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
App. Key:
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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