4820-00-640-0292

Find complete technical information, availability, and procurement data for: 4820-00-640-0292
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-640-0292

Item Name Code

27828

Assigment Date

01/01/1963 (63 years ago)

right-hand all ends thread direction, threaded bonnet attachment method, inside spring bonnet type, disk flow control device, 150.0 fahrenheit 2nd response maximum operating temp

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand all ends
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Maximum Operating Temp: 150.0 fahrenheit 2nd response
Maximum Operating Temp: 550.0 fahrenheit 1st response
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: manual
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: 0.250 inches all ends
Material: copper alloy 922 body
Material: copper alloy flow control device
Material Document And Classification: astm b-16 assn std single material response flow control device
Material Document And Classification: astm b-61 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
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-053-0640	No Name Available	09/01/2023
4820-00-202-7256	No Name Available	11/01/1976
4820-00-541-6400	No Name Available	02/05/1969
4820-00-842-2519	No Name Available	03/01/1978

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
167 1-4	Lift-Check Valve
414 SZ 1/4 IN	Lift-Check Valve
574-4801-812078PC36	Lift-Check Valve
B-337 SZ 1/4 IN	Lift-Check Valve
B337	Lift-Check Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-00-640-0292?

The FSCG of the NSN 4820-00-640-0292 is 4820

Does NSN 4820-00-640-0292 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 4820-00-640-0292 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-640-0292 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 4820-00-640-0292 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963