531490

View detailed technical data, stock status, and sourcing information for: 531490
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-020-4620

Item Name Code

61929

Assigment Date

01/01/1963 (63 years ago)

A manually or power operated valve having three or more ports. The direction of the flow through the various ports is controlled by either one or more reciprocating slide(s) or spool(s) with recess areas which mate with ports in an integral or replaceable ported sleeve, or one or more poppet(s). It is designed to change the direction of fluid flow from one valve port to another. An off (no flow) position is not a flow pattern. The valve is designed to actuate various components of a fluid system. A power operated valve may have a manual override. For items which stop, start, or change the flow of fluid, see: valve, solenoid. Excludes:valve, plug. See also servovalve, hydraulic; body section, working, linear directional control valve; and valve assembly.

3 end connection quantity, manual valve operation method, iron cast body material

Product Characteristics

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

End Connection Quantity: 3
Valve Operation Method: manual
Body Material: iron cast

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4210-00-848-3363	No Name Available	03/01/1977

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
4-11566	Directional Control Linear Valve
531490	Directional Control Linear Valve
D303154	Directional Control Linear Valve

FAQs

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

What is the FSCG of the NSN 4820-00-020-4620?

The FSCG of the NSN 4820-00-020-4620 is 4820

Does the NSN 4820-00-020-4620 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-020-4620 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 4820-00-020-4620 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-020-4620 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 4820-00-020-4620 was assigned to the Federal Catalog?

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