4820-00-541-2353

Find complete technical information, availability, and procurement data for: 4820-00-541-2353
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-541-2353

Item Name Code

05488

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.

right-hand 1st end thread direction, disk flow control device, inside spring bonnet type, threaded bonnet attachment method, 3a 1st end thread class

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: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Connection Style: flared (tube) 1st end
Connection Type: threaded external tube 1st end
Mounting Facility: bulkhead
Features Provided: pressure tight outlet side
Thread Quantity Per Inch: 18 1st end
Adjustable Pressure Range: +0.0 to 150.0 pounds per square inch
Nominal Thread Size: 0.562 inches 1st end
Seat Angle: 37.5 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.375 inches 1st end
Material: aluminum alloy seat
Material: aluminum alloy body
Material: steel stem
Style Designator: angle
Thread Series Designator: unf 1st end
Furnished Items And Quantity: 2 nut

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
10-1156-8	Safety Relief Valve
9081652	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-541-2353?

The FSCG of the NSN 4820-00-541-2353 is 4820

Does the NSN 4820-00-541-2353 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-541-2353 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 4820-00-541-2353 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-541-2353 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 4820-00-541-2353 was assigned to the Federal Catalog?

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