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4820-01-147-4951

Safety Relief Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) Nationale Lagernummer
4820-01-147-4951
(FSG) Federal Supply Group
48 Valves
(FSC) Bundesversorgungsklassifizierung
4820 Nicht angetriebene Ventile
(INC) Artikelbezeichnung Code
05488
(FIIG) Leitfaden zur Identifizierung von Bundesartikeln
A046B0
Datum
02/17/1983 (vor 43 Jahren)

250.0 fahrenheit single response maximum operating temp, spring disk loading method, right-hand 1st end thread direction, poppet flow control device, 3a 1st end thread class

Specs & Compatibility

Thread-Klasse

3a 1st end

Gewinderichtung

right-hand 1st end

Durchflusskontrollgerät

poppet

Methode zum Laden der Festplatte

spring

Maximale Betriebstemperatur

250.0 fahrenheit single response

Art der Verbindung

gasket seal (tube) 1st end

Methode der Ventilbedienung

automatic

Verbindungsart

threaded external tube 1st end

Maximaler Betriebsdruck

200.0 pounds per square inch single response

Nenngewindegröße

0.438 inches 1st end

Einstellung des Öffnungsdrucks

12.0 pounds per square inch

Material

aluminum alloy 2024 overall

Materialdokument und Klassifizierung

qq-a-225/6,t4 fed spec single material response overall

Medien, für die entwickelt wurden

ammonia, gaseous 3rd response

Medien, für die entwickelt wurden

fuel/oil, hydrocarbon 2nd response

Medien, für die entwickelt wurden

gas, inert 1st response

Medien, für die entwickelt wurden

hydrogen 4th response

Oberflächenbehandlung

anodize

Stilbezeichnung

straight thru

Gewindeserienbezeichnung

unf 1st end

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0005488

Related Hardware Products

Teilenummer Beschreibung
537A-4D-12 Safety Relief Valve
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Häufig gestellte Fragen

What is the FSCG of the NSN 4820-01-147-4951?
The FSCG of the NSN 4820-01-147-4951 is 4820
Does the NSN 4820-01-147-4951 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-147-4951 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 4820-01-147-4951 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-147-4951 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 4820-01-147-4951 was assigned to the Federal Catalog?
It was assigned vor 43 Jahren, on Thu, Feb 17, 1983