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4820-00-446-3507

Check Valve

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Official Item Classification

Name
Check Valve
(NSN) National Stock Number
4820-00-446-3507
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05487
(FIIG) Federal Item Identification Guide
A530B0
Date
01/01/1961 (65 years ago)

automatic valve operation method, 550.0 fahrenheit single response maximum operating temp, plain, optional end (pipe) all ends connection style, right-hand all ends thread direction, ball flow control device

Specs & Compatibility

Thread Direction

right-hand all ends

Flow Control Device

ball

Maximum Operating Temp

550.0 fahrenheit single response

Connection Style

plain, optional end (pipe) all ends

Valve Operation Method

automatic

Connection Type

threaded internal pipe all ends

Mounting Position

horizontal

Maximum Operating Pressure

200.0 pounds per square inch 1st response

Maximum Operating Pressure

400.0 pounds per square inch 2nd response

Nominal Thread Size

0.125 inches 1st end

Material

copper alloy 922 body

Material

copper alloy 922 seat

Material

steel corrosion resisting flow control device

Material Document And Classification

astm b61 assn std single material response body

Material Document And Classification

astm b61 assn std single material response seat

Media For Which Designed

steam 1st response

Media For Which Designed

water-oil-gas 2nd response

Style Designator

angle

Thread Series Designator

npt all ends

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

S9C

Pseudo Item Name Code

0005487

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Frequently Asked Questions

What is the FSCG of the NSN 4820-00-446-3507?
The FSCG of the NSN 4820-00-446-3507 is 4820
Does the NSN 4820-00-446-3507 have a Schedule B code assigned?
Yes, the Schedule B code is 8481301090
Does NSN 4820-00-446-3507 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-00-446-3507 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-446-3507 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-00-446-3507 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961