4820-01-235-5639

Find complete technical information, availability, and procurement data for: 4820-01-235-5639
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-235-5639

Item Name Code

05488

Assigment Date

07/02/1986 (40 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.

disk flow control device, inside spring bonnet type, integral bonnet attachment method, spring disk loading method, right-hand all ends thread direction

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: integral
Disk Loading Method: spring
Maximum Operating Temp: 406.0 fahrenheit single response
Connection Style: plain (pipe) 1st endplain,optional end(pipe) 2nd end
Valve Operation Method: automatic or manual
Connection Type: threaded external pipe 1st endthreaded internal pipe 2nd end
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 1.250 inches 1st end1.500 inches 2nd end
Opening Pressure Setting: 30.0 pounds per square inch
Material: copper alloy body
Material: copper alloy flow control device
Media For Which Designed: air 1st response
Media For Which Designed: gas, inert 2nd response
Media For Which Designed: steam 3rd response
Style Designator: angle
Thread Series Designator: npt all ends
Furnished Items And Quantity: 1 lever

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
1543G	Safety Relief Valve
6010-G1-30PSI	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-235-5639?

The FSCG of the NSN 4820-01-235-5639 is 4820

Does the NSN 4820-01-235-5639 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-235-5639 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 4820-01-235-5639 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-235-5639 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 4820-01-235-5639 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Jul 2, 1986