4820-00-796-4928

Find complete technical information, availability, and procurement data for: 4820-00-796-4928
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-796-4928

Item Name Code

05487

Assigment Date

01/01/1962 (64 years ago)

right-hand 1st end thread direction, poppet flow control device, right-hand 2nd end thread direction, flared (tube) 1st end connection style, 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 Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: poppet
Connection Style: flared (tube) 1st end
Connection Style: plain (pipe) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external pipe 2nd end
Connection Type: threaded external tube 1st end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 20 1st end
Nominal Thread Size: 0.125 inches 2nd end
Nominal Thread Size: 0.500 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.312 inches 1st end
Material: aluminum alloy overall
Media For Which Designed: oxygen, liquid single response
Style Designator: straight thru
Thread Series Designator: anpt 2nd end
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-540-3330	No Name Available	09/01/1992

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
20C-0006-1	Check Valve
21136-1	Check Valve
21136-3	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-796-4928?

The FSCG of the NSN 4820-00-796-4928 is 4820

Does the NSN 4820-00-796-4928 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-796-4928 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 4820-00-796-4928 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-796-4928 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 4820-00-796-4928 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962