7D0290-04

View detailed technical data, stock status, and sourcing information for: 7D0290-04
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-344-1622

Item Name Code

05488

Assigment Date

08/24/1991 (34 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.

right-hand all ends thread direction, 275.0 fahrenheit single response maximum operating temp, 3a all ends thread class, 4720-01-290-7430 end item identification, disk flow control device

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Maximum Operating Temp: 275.0 fahrenheit single response
End Item Identification: 4720-01-290-7430
Connection Style: flareless (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Thread Quantity Per Inch: 20 all ends
Maximum Operating Pressure: 4000.0 pounds per square inch single response
Nominal Thread Size: 0.438 inches all ends
Seat Angle: 24.0 degrees all ends
Opening Pressure Setting: 50.0 pounds per square inch
Special Features: 1 to 5 psig check pressure
Material: steel corrosion resisting bodysteel corrosion resisting flow control device
Media For Which Designed: hydraulic fluid, petroleum base single response
Style Designator: straight thru note: to be used for valve bodies of one section only.
Thread Series Designator: unj all ends

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
3R1908	Safety Relief Valve
7D0290-04	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-344-1622?

The FSCG of the NSN 4820-01-344-1622 is 4820

Does the NSN 4820-01-344-1622 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-344-1622 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 4820-01-344-1622 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-344-1622 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 4820-01-344-1622 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Aug 24, 1991