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4820-01-191-8086

Check Valve

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Official Item Classification

Name
Check Valve
(NSN) National Stock Number
4820-01-191-8086
(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
10/12/1984 (42 years ago)

disk flow control device, 150.0 fahrenheit 2nd response maximum operating temp, socket (pipe) all ends connection style, 550.0 fahrenheit 1st response maximum operating temp, 2.000 inches all ends nominal pipe size accommodated

Specs & Compatibility

Nominal Pipe Size Accommodated

2.000 inches all ends

Flow Control Device

disk

Maximum Operating Temp

150.0 fahrenheit 2nd response

Maximum Operating Temp

550.0 fahrenheit 1st response

Connection Style

socket (pipe) all ends

Valve Operation Method

automatic

Connection Type

unthreaded 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

Material

copper alloy 697 flow control device

Material

copper alloy 922 body

Material Document And Classification

astm b371 alloy 697 assn std single material response flow control device

Material Document And Classification

astm b61 assn std single material response body

Media For Which Designed

steam 1st response

Media For Which Designed

water-oil-gas 2nd response

Style Designator

straight thru

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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.

Pseudo Item Name Code

0005487

Related Hardware Products

Part Number Description
167WS2IN Check Valve
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Frequently Asked Questions

What is the FSCG of the NSN 4820-01-191-8086?
The FSCG of the NSN 4820-01-191-8086 is 4820
Does the NSN 4820-01-191-8086 have a Schedule B code assigned?
Yes, the Schedule B code is 8481301090
Does NSN 4820-01-191-8086 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 4820-01-191-8086 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-191-8086 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 4820-01-191-8086 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Fri, Oct 12, 1984