30/1.4.2

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-370-5443

Item Name Code

27565

Assigment Date

01/24/1993 (33 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.

plain first end style designator, outlet pressure gage and inlet strainer and inlet adapter furnished items, threaded internal pipe first end connection type, unable to decode first end thread size and series/type designator, air or gas media for which designed

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Furnished Items: outlet pressure gage and inlet strainer and inlet adapter
Media For Which Designed: air or gas
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Direction: right-hand
Second End Relationship With First End: identical
Flow Control Device: disk
End Connection Quantity: 2
Outlet Pressure Range: +5.0 to 95.0 pounds per square inch
Regulation Type: automatic single stage
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 200.0 pounds per square inch
Temp Rating: 150.0 fahrenheit nominal
Material: unable to decode

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
25AWRG 30/1.4.2	Fluid Pressure Regulating Valve
30/1.4.2	Fluid Pressure Regulating Valve
AWRG 1/4IN. 30/1.4.2.1 ALT10	Fluid Pressure Regulating Valve
U301391201	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-370-5443?

The FSCG of the NSN 4820-01-370-5443 is 4820

Does the NSN 4820-01-370-5443 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-370-5443 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 4820-01-370-5443 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-370-5443 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 4820-01-370-5443 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Sun, Jan 24, 1993