404228

View detailed technical data, stock status, and sourcing information for: 404228
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-174-4085

Item Name Code

05488

Assigment Date

03/17/1984 (42 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.

plain (pipe) 2nd end connection style, disk flow control device, right-hand all ends thread direction, plain,optional end(pipe) 1st end connection style, automatic or manual valve operation method

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
Connection Style: plain (pipe) 2nd end
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: automatic or manual
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Adjustable Pressure Range: +20.0 to 60.0 pounds per square inch
Maximum Operating Pressure: 50.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Special Features: satin chrome finish
Material: copper alloy body
Media For Which Designed: steam single response
Style Designator: angle
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Below is a list of NSNs that have been officially superseded by this NSN: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
4820-01-209-0277	No Name Available	08/09/1991

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
10-301-49	Safety Relief Valve
404228	Safety Relief Valve
A404228	Safety Relief Valve
KE50220	Safety Relief Valve
KE54941-14	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-174-4085?

The FSCG of the NSN 4820-01-174-4085 is 4820

Does the NSN 4820-01-174-4085 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-174-4085 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 4820-01-174-4085 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-174-4085 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 4820-01-174-4085 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Mar 17, 1984