4820-00-490-6714

Find complete technical information, availability, and procurement data for: 4820-00-490-6714
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-490-6714

Item Name Code

05488

Assigment Date

10/01/1969 (56 years ago)

right-hand 2nd end thread direction, 225.0 fahrenheit single response maximum operating temp, poppet flow control device, spring disk loading method, right-hand 1st end thread direction

Product Characteristics

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

Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 225.0 fahrenheit single response
Connection Style: plain (pipe) 2nd end
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Adjustable Pressure Range: +4.0 to 15.0 pounds per square inch
Maximum Operating Pressure: 3600.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches 1st end
Nominal Thread Size: 0.500 inches 2nd end
Material: rubber synthetic seat
Material: steel corrosion resisting body
Material: steel corrosion resisting flow control device
Media For Which Designed: air 1st response
Media For Which Designed: hydraulic fluid, petroleum base 2nd response
Style Designator: angle
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 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
646B-1-1/2-2	Safety Relief Valve
646B1 1-2 2	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-490-6714?

The FSCG of the NSN 4820-00-490-6714 is 4820

Does the NSN 4820-00-490-6714 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-490-6714 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 4820-00-490-6714 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-490-6714 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 4820-00-490-6714 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Oct 1, 1969