4820-00-229-3257

Find complete technical information, availability, and procurement data for: 4820-00-229-3257
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-229-3257

Item Name Code

05484

Assigment Date

05/17/1973 (53 years ago)

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes:regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

right-hand 3rd end thread direction, right-hand 1st end thread direction, right-hand 2nd end thread direction, cone flow control device, outside screw-yoke bonnet type

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
Thread Direction: right-hand 3rd end
Flow Control Device: cone
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: integral
Connection Style: plain (pipe) 2nd end
Connection Style: plain (pipe) 3rd end
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: manual
Connection Type: threaded external pipe 2nd end
Connection Type: threaded external pipe 3rd end
Connection Type: threaded internal pipe 1st end
Features Provided: bonnet packing
Nominal Thread Size: 0.250 inches 1st end
Nominal Thread Size: 0.500 inches 2nd end
Nominal Thread Size: 0.500 inches 3rd end
Material: copper alloy body
Material: steel flow control device
Style Designator: cross
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 3rd 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
C-5943	Cross Valve
C5943	Cross Valve

FAQs

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

What is the FSCG of the NSN 4820-00-229-3257?

The FSCG of the NSN 4820-00-229-3257 is 4820

Does the NSN 4820-00-229-3257 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-229-3257 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 4820-00-229-3257 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-229-3257 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 4820-00-229-3257 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Thu, May 17, 1973