4820-00-131-7344

Find complete technical information, availability, and procurement data for: 4820-00-131-7344
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-131-7344

Item Name Code

20572

Assigment Date

01/01/1963 (63 years ago)

A valve having one outlet and two inlets that are usually opposite each other. It has a fluid pressure operated pistonlike item, called a shuttle, that controls either inlet. It is commonly used to provide an emergency passage for fluid in an aircraft hydraulic or pneumatic system in case of loss of pressure in the normal service lines.

automatic valve operation method, piston 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.

Flow Control Device: piston
Valve Operation Method: automatic

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
140-58016-3	Shuttle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-131-7344?

The FSCG of the NSN 4820-00-131-7344 is 4820

Does the NSN 4820-00-131-7344 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-131-7344 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 4820-00-131-7344 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-131-7344 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 4820-00-131-7344 was assigned to the Federal Catalog?

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