4820006799781

View detailed technical data, stock status, and sourcing information for: 4820006799781
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-679-9783

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

250.0 fahrenheit single response maximum operating temp, poppet flow control device, right-hand all ends thread direction, 3b 2nd end thread class, 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 Class: 3b 2nd end
Thread Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: external seat for gasket seal (boss) 1st end
Connection Style: gasket seal(boss) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external boss 1st end
Connection Type: threaded internal boss 2nd end
Thread Quantity Per Inch: 18 1st end
Adjustable Pressure Range: +10.0 to 2400.0 pounds per square inch
Maximum Operating Pressure: 2500.0 pounds per square inch single response
Nominal Thread Size: 0.563 inches all ends
Seat Angle: 90.0 degrees 1st end
Opening Pressure Setting: 1500.0 pounds per square inch
Material: aluminum alloy 2024 body
Media For Which Designed: acetylene 2nd response
Media For Which Designed: air 1st response
Media For Which Designed: ammonia, gaseous 3rd response
Media For Which Designed: hydrogen 5th response
Media For Which Designed: refrigerant 12 4th response
Style Designator: straight thru note: to be used for valve bodies of separable sections.
Thread Series Designator: unf 2nd end
Thread Series Designator: unj 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:

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10861667	Safety Relief Valve
4820006799781	Safety Relief Valve
4820006799783	Safety Relief Valve
4820PL1424677	Safety Relief Valve
5159A6TB1500	Safety Relief Valve
VRA0022-03	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-679-9783?

The FSCG of the NSN 4820-00-679-9783 is 4820

Does the NSN 4820-00-679-9783 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-679-9783 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 4820-00-679-9783 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-679-9783 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 4820-00-679-9783 was assigned to the Federal Catalog?

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