4820-00-840-0944

Find complete technical information, availability, and procurement data for: 4820-00-840-0944
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-840-0944

Item Name Code

05487

Assigment Date

01/04/1967 (59 years ago)

A grouping of two or more physically connected or related electrical an/or electronic parts capable of dissassemblage. Each component of the assemblage must be capable of functioning in accordance with its own item name. Consists of a single printed circuit board or terminal board upon which are mounted separately manufactured electronic components such as capacitors, inductors, resistors, and the like. It may also include printed electronic components. The item is generally part of a subassembly and cannot be assigned a more definite item name. For items having a complete individual electrical/electronic function, use applicable item name such as amplifier (as modified); power supply; or the like. For items not having a complete individual electrical/electronic function, see applicable subassembly name, such as amplifier subassembly; power supply subassembly; or the like. For an assembly of electrical/electronic components mounted on other than a single printed wiring board, see electronic components assembly. Excludes:printed circuit board

poppet flow control device, 275.0 fahrenheit single response maximum operating temp, right-hand all ends thread direction, 3a all ends thread class, spring disk loading method

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 all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 275.0 fahrenheit single response
Connection Style: flared (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Mounting Position: horizontal
Thread Quantity Per Inch: 16 all ends
Maximum Operating Pressure: 1500.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches 1st end
Seat Angle: 37.0 degrees all ends
Nominal Outside Diameter Tube Accommodated: 0.500 inches all ends
Material: aluminum alloy seat
Material: aluminum alloy body
Material: steel corrosion resisting flow control device
Media For Which Designed: hydraulic fluid, phosphate-ester base single response
Surface Treatment: anodize
Style Designator: straight thru
Test Data Document: 99240-2c6408 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Thread Series Designator: unf all ends

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
2C6408	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-840-0944?

The FSCG of the NSN 4820-00-840-0944 is 4820

Does the NSN 4820-00-840-0944 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-840-0944 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 4820-00-840-0944 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-840-0944 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 4820-00-840-0944 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Wed, Jan 4, 1967