4820-00-673-7979

Find complete technical information, availability, and procurement data for: 4820-00-673-7979
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-673-7979

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

An item specifically designed to mate with another connector to perform one or more special functions, such as to act as a cover or shield, to short contacts, or to open or close electrical circuits, in or on another connector. It cannot be used as a connector, plug, electrical. Excludes:dummy plug,telephone.

20.0 gallons per minute valve discharge flow rate, threaded internal pipe all ends connection type, piston flow control device, manual valve operation method, plain,optional end(pipe) all ends connection style

Product Characteristics

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

Flow Control Device: piston
Valve Discharge Flow Rate: 20.0 gallons per minute
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Adjustable Pressure Range: +350.0 to 1500.0 pounds per square inch
Maximum Operating Pressure: 1500.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Media For Which Designed: hydraulic fluid, petroleum base single response
Surface Treatment: paint
Style Designator: cross
Thread Series Designator: nptf 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
016-652-68-0	Safety Relief Valve
1807335	Safety Relief Valve
BUWEPSDWG1807335	Safety Relief Valve
RU12-511	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-673-7979?

The FSCG of the NSN 4820-00-673-7979 is 4820

Does the NSN 4820-00-673-7979 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-673-7979 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 4820-00-673-7979 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-673-7979 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 4820-00-673-7979 was assigned to the Federal Catalog?

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