4820-00-019-0519

Find complete technical information, availability, and procurement data for: 4820-00-019-0519
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-019-0519

Item Name Code

05488

Assigment Date

01/01/1961 (65 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

right-hand 2nd end thread direction, poppet flow control device, right-hand 1st end thread direction, plain (pipe) 2nd end connection style, weight disk loading method

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: weight
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
Nominal Thread Size: 0.750 inches 2nd end
Nominal Thread Size: 0.750 inches 1st end
Opening Pressure Setting: 10.0 pounds per square inch
Material: copper alloy overall
Style Designator: angle
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4310-00-884-4350	No Name Available	06/20/1969

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
C0-207-3	Safety Relief Valve
C0207-3	Safety Relief Valve
KV23MA2151	Safety Relief Valve
KV23MA2165	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-019-0519?

The FSCG of the NSN 4820-00-019-0519 is 4820

Does the NSN 4820-00-019-0519 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-019-0519 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 4820-00-019-0519 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-019-0519 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 4820-00-019-0519 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961