4820-01-193-4644

Find complete technical information, availability, and procurement data for: 4820-01-193-4644
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-193-4644

Item Name Code

05483

Assigment Date

11/03/1984 (41 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.

inside screw bonnet type, right-hand 1st end thread direction, right-hand 2nd end thread direction, integral bonnet attachment method, disk flow control device

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: disk
Bonnet Type: inside screw
Bonnet Attachment Method: integral
Maximum Operating Temp: -20.0 fahrenheit 1st response
Maximum Operating Temp: 250.0 fahrenheit 2nd response
Connection Style: plain (pipe) 2nd end
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: manual
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.125 inches 1st end
Nominal Thread Size: 0.125 inches 2nd end
Material: steel comp 316 or copper alloy body
Material: steel comp 316 stem
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
5192220 ITEM 60	Angle Valve
SS-ODKM2-F2A	Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-01-193-4644?

The FSCG of the NSN 4820-01-193-4644 is 4820

Does NSN 4820-01-193-4644 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 4820-01-193-4644 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-193-4644 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 4820-01-193-4644 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sat, Nov 3, 1984