4820-01-139-2109

Find complete technical information, availability, and procurement data for: 4820-01-139-2109
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-139-2109

Item Name Code

05490

Assigment Date

09/27/1982 (43 years ago)

A valve having two or more ports with valve stem or pilot needle in a normally open or closed position. It is specifically designed to stop or start or change the flow of fluid by means of the magnetic action of an electric coil on a moveable core or plunger. The valve may be equipped with a manual opening or closing device. For items with three or more ports that utilize a reciprocating slide with recess areas which mate with ports in an integral or replaceable ported sleeve, see valve (1), linear, directional control. It may be inline or cartridge (manifold) design. Excludes:valve (1), butterfly.

160.0 fahrenheit single response maximum operating temp, four-way four port 90 degree plug turn flow style, right-hand 1st end thread direction, flared (tube) 1st end connection style, 2a 1st end thread class

Product Characteristics

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

Thread Class: 2a 1st end
Thread Direction: right-hand 1st end
Flow Style: four-way four port 90 degree plug turn
Maximum Operating Temp: 160.0 fahrenheit single response
Connection Style: flared (tube) 1st end
Valve Operation Method: manual
Connection Type: threaded external tube 1st end
Mounting Facility: bracket
Maximum Operating Pressure: 90.0 pounds per square inch single response
Nominal Thread Size: 0.438 inches 1st end
Seat Angle: 37.0 degrees 1st end
Special Features: includes tube fittings 4-4 fbtx-b,fscm 30780,lox cleaned
Material: copper alloy body
Material: copper alloy flow control device
Media For Which Designed: oxygen, liquid single response
Thread Series Designator: unf 1st end

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
D801-1234	Plug Valve

FAQs

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

What is the FSCG of the NSN 4820-01-139-2109?

The FSCG of the NSN 4820-01-139-2109 is 4820

Does the NSN 4820-01-139-2109 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801010

Does NSN 4820-01-139-2109 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 4820-01-139-2109 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-139-2109 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 4820-01-139-2109 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Sep 27, 1982