5590-151

View detailed technical data, stock status, and sourcing information for: 5590-151
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-181-5766

Item Name Code

20520

Assigment Date

06/12/1984 (42 years ago)

automatic valve operation method, poppet flow control device, 3a 1st end thread class, spring disk loading method, right-hand 1st end 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 Class: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: poppet
Disk Loading Method: spring
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Nominal Thread Size: 0.562 inches 1st end
Material: steel body
Style Designator: straight thru
Thread Series Designator: unjf 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
236251	Restrictor Check Valve
286251	Restrictor Check Valve
5590-151	Restrictor Check Valve
6F3256	Restrictor Check Valve
A254615	Restrictor Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-181-5766?

The FSCG of the NSN 4820-01-181-5766 is 4820

Does the NSN 4820-01-181-5766 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-181-5766 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-181-5766 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-181-5766 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 4820-01-181-5766 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Tue, Jun 12, 1984