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Check Valve NSN 4820-01-285-7428

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 4820-01-285-7428 NSN: 4820-01-285-7428

Features and Characteristics

Thread Class
3b 2nd end
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Maximum Operating Temp
450.0 degrees fahrenheit single response
Minimum Operating Temp
-70.0 degrees fahrenheit
Connection Style
Gasket seal (boss) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 2nd end
Mounting Position
Horizontal or vertical
Thready Qty Per Inch (tpi)
20 all ends
Maximum Operating Pressure
600.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees 1st end
Special Features
Fifth surface treatment: silicone, minus 480 degrees f to plus 480 degrees f for air, c02, 02, n2 applications
Material
Aluminum alloy body
Material Specification
Qq-a-200/3, alloy 2024, t4 federal specification 1st material response body and qq-a-225/8, alloy 6061, t651 federal specification 2nd material response body
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 1 military specification single treatment response
Style Designator
Straight thru
Supplementary Features
Appl to f-16d blk40/60
Thread Series Designator
Unj all ends
FSC
4820 Nonpowered Valves
NIIN
012857428
NSN
4820012857428

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4C203A3
Cage Code:
82829
Status:
A
MSDS:
Part Number:
824A-4JT
Cage Code:
91816
Status:
A
MSDS:
Part Number:
C7553A3-4
Cage Code:
81755
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 4820-01-285-7428
What are the manufacturers of nsn 4820012857428?
Does this nsn 4820012857428 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012857428
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 4820012857428 contain any precious metals?
No precious metal content.
Does nsn 4820012857428 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012857428?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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