4820-01-146-8568

Find complete technical information, availability, and procurement data for: 4820-01-146-8568
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-146-8568

Item Name Code

05487

Assigment Date

02/07/1983 (43 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

poppet flow control device, right-hand 1st end thread direction, plain (pipe) 2nd end connection style, 200.0 fahrenheit single response maximum operating temp, right-hand 2nd 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
Maximum Operating Temp: 200.0 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
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches 2nd end
Nominal Thread Size: 0.750 inches 1st end
Material: copper alloy body
Material: rubber synthetic seat
Material: steel comp 304 flow control device
Material Document And Classification: fed-std-66, aisi 304/sae 30304 fed std single material response flow control device
Media For Which Designed: air 1st response
Media For Which Designed: fuel/oil, hydrocarbon 2nd response
Style Designator: straight thru
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
482-3/4B28-2	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-146-8568?

The FSCG of the NSN 4820-01-146-8568 is 4820

Does the NSN 4820-01-146-8568 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-146-8568 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 4820-01-146-8568 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-146-8568 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 4820-01-146-8568 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Feb 7, 1983