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D20793 Safety Relief Valve

4820-00-116-3911

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Official Item Classification

Nombre
Safety Relief Valve
Número de Parte
D20793
(NSN) Número de stock nacional
4820-00-116-3911
(FSG) Grupo de suministro federal
48 Valves
(FSC) Clasificación Federal de Suministros
4820 Válvulas no motorizadas
(INC) Código de nombre del artículo
05488
(FIIG) Guía Federal de Identificación de Artículos
A046B0
Fecha
09/27/1968 (hace 58 años)

poppet flow control device, 3a 1st end thread class, integral bonnet attachment method, right-hand all ends thread direction, inside spring bonnet type

Specs & Compatibility

Clase de rosca

3a 1st end

Dirección de la rosca

right-hand all ends

Dispositivo de control de flujo

poppet

Tipo de gorro

inside spring

Método de fijación del capó

integral

Método de carga de disco

spring

Temperatura máxima de funcionamiento

200.0 fahrenheit single response

Estilo de conexión

flared (tube) 1st end

Estilo de conexión

plain (pipe) 2nd end

Método de operación de la válvula

automatic

Tipo de conexión

threaded external pipe 2nd end

Tipo de conexión

threaded external tube 1st end

Características proporcionadas

pressure tight outlet side

Presión máxima de funcionamiento

450.0 pounds per square inch single response

Tamaño nominal de la rosca

0.250 inches 2nd end

Tamaño nominal de la rosca

0.562 inches 1st end

Ángulo del asiento

37.0 degrees 1st end

Ajuste de la presión de apertura

450.0 pounds per square inch

Material

copper alloy overall

Medios para los que se diseñaron

refrigerant 12 single response

Designador de estilo

angle

Designador de serie de roscas

npt 2nd end

Designador de serie de roscas

unf 1st end

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

Número de Parte Descripción
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D20793 Safety Relief Valve

Preguntas frecuentes

What is the FSCG of the NSN 4820-00-116-3911?
The FSCG of the NSN 4820-00-116-3911 is 4820
Does the NSN 4820-00-116-3911 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-116-3911 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 4820-00-116-3911 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-116-3911 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 4820-00-116-3911 was assigned to the Federal Catalog?
It was assigned hace 58 años, on Fri, Sep 27, 1968