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20099 Safety Relief Valve

4820-01-171-8748

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Official Item Classification

Name
Safety Relief Valve
Teilenummer
20099
(NSN) Nationale Lagernummer
4820-01-171-8748
(FSG) Federal Supply Group
48 Valves
(FSC) Bundesversorgungsklassifizierung
4820 Nicht angetriebene Ventile
(INC) Artikelbezeichnung Code
05488
(FIIG) Leitfaden zur Identifizierung von Bundesartikeln
A046B0
Datum
02/15/1984 (vor 42 Jahren)

disk flow control device, automatic valve operation method, threaded bonnet attachment method, round all ends flange shape, inside screw bonnet type

Specs & Compatibility

Durchflusskontrollgerät

disk

Mütze Typ

inside screw

Methode zur Befestigung der Motorhaube

threaded

Methode der Ventilbedienung

automatic

Flansch-Form

round all ends

Verbindungsart

flange all ends

Ventil-Größe

0.750 inches

Einstellbarer Druckbereich

+30.0 to 34.0 pounds per square inch

Maximaler Betriebsdruck

275.0 pounds per square inch single response

Nominaler Außendurchmesser

3.875 inches all ends

Solldicke

0.500 inches all ends

Erste Verbindung Fläche zum Mittellinienabstand

3.250 inches

Abstand der zweiten Verbindungsfläche zur Mittellinie

3.250 inches

Design der Flanschfläche

raised straight all ends

Nennhöhe der erhabenen Fläche

1.375 inches all ends

Nenndurchmesser der erhabenen Fläche

0.062 inches all ends

Material

steel body

Material

steel comp 316 stem

Stilbezeichnung

angle flanged ends

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
20099 Safety Relief Valve
20099F51SS Safety Relief Valve
CKCNN04CDD Safety Relief Valve
CKCNN04JDD Safety Relief Valve
DX62FF-04 3/4INCH Safety Relief Valve

Häufig gestellte Fragen

What is the FSCG of the NSN 4820-01-171-8748?
The FSCG of the NSN 4820-01-171-8748 is 4820
Does the NSN 4820-01-171-8748 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-171-8748 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 4820-01-171-8748 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-171-8748 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 4820-01-171-8748 was assigned to the Federal Catalog?
It was assigned vor 42 Jahren, on Wed, Feb 15, 1984