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4820PL1341752 Check Valve

4820-00-483-0681

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Official Item Classification

Name
Check Valve
Part Number
4820PL1341752
(NSN) National Stock Number
4820-00-483-0681
(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
02/12/1971 (55 years ago)

150.0 fahrenheit 2nd response maximum operating temp, logistics support vessel end item identification, disk flow control device, 425.0 fahrenheit 1st response maximum operating temp, 1.000 inches all ends nominal pipe size accommodated

Specs & Compatibility

Nominal Pipe Size Accommodated

1.000 inches all ends

Flow Control Device

disk

Maximum Operating Temp

150.0 fahrenheit 2nd response

Maximum Operating Temp

425.0 fahrenheit 1st response

End Item Identification

logistics support vessel

Connection Style

socket (pipe) all ends

Valve Operation Method

automatic

Connection Type

unthreaded internal pipe all ends

Mounting Position

horizontal or vertical

Valve Size

1.000 inches

Maximum Operating Pressure

200.0 pounds per square inch 1st response

Maximum Operating Pressure

400.0 pounds per square inch 2nd response

Special Features

swing check type

Material

copper alloy 922 body

Material

copper alloy 922 seat

Material

nickel alloy 400 or nickel alloy r-405 flow control device

Material Document And Classification

qq-n-281 fed spec single material response flow control device

Material Document And Classification

qq-c-390,alloy d4/d/ fed spec single material response body

Material Document And Classification

qq-c-390,alloy d4/d/ fed spec single material response seat

Media For Which Designed

steam 1st response

Media For Which Designed

water-oil-gas 2nd response

Style Designator

straight thru

Test Data Document

"81349-mil-s-901 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

Replacement For

Part Number Description
4820-00-287-2302 No Name Available 09/01/1978
4820-00-542-2869 No Name Available 07/01/1982
4820-00-935-1646 No Name Available 03/01/1977
4820-01-274-5860 No Name Available 10/01/2006
4820-01-343-0399 No Name Available 09/01/1992

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

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810-1385721-5 Check Valve
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Frequently Asked Questions

What is the FSCG of the NSN 4820-00-483-0681?
The FSCG of the NSN 4820-00-483-0681 is 4820
Does the NSN 4820-00-483-0681 have a Schedule B code assigned?
Yes, the Schedule B code is 8481301090
Does NSN 4820-00-483-0681 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 4820-00-483-0681 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-483-0681 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 4820-00-483-0681 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Fri, Feb 12, 1971