4820-00-826-2534

Find complete technical information, availability, and procurement data for: 4820-00-826-2534
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-826-2534

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.

piston flow control device, 3b 1st end thread class, acft,type c-130 end item identification, right-hand 1st end thread direction, 6.0 gallons per minute valve discharge flow rate

Product Characteristics

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

Thread Class: 3b 1st end
Thread Direction: right-hand 1st end
Flow Control Device: piston
Valve Discharge Flow Rate: 6.0 gallons per minute
End Item Identification: acft,type c-130
Connection Style: gasket seal(boss) 1st end
Valve Operation Method: automatic
Connection Type: threaded internal boss 1st end
Mounting Facility: threaded fastener
Thread Quantity Per Inch: 16 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches 1st end
Material: aluminum alloy 2014 body
Material: rubber synthetic packing
Media For Which Designed: fuel/oil, hydrocarbon single response
Surface Treatment: anodize
Style Designator: cross
Thread Series Designator: unf 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
HP749100-81	Shuttle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-826-2534?

The FSCG of the NSN 4820-00-826-2534 is 4820

Does the NSN 4820-00-826-2534 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-826-2534 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 4820-00-826-2534 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-826-2534 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 4820-00-826-2534 was assigned to the Federal Catalog?

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