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559T-4D-45 Safety Relief Valve

4820-00-167-3741

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Official Item Classification

Nombre
Safety Relief Valve
Número de Parte
559T-4D-45
(NSN) Número de stock nacional
4820-00-167-3741
(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
11/24/1971 (hace 54 años)

poppet flow control device, 280.0 fahrenheit single response maximum operating temp, right-hand 1st end thread direction, spring disk loading method, 3a 1st end thread class

Specs & Compatibility

Clase de rosca

3a 1st end

Dirección de la rosca

right-hand 1st end

Dispositivo de control de flujo

poppet

Método de carga de disco

spring

Temperatura máxima de funcionamiento

280.0 fahrenheit single response

Estilo de conexión

plain (tube) 1st end

Método de operación de la válvula

automatic

Tipo de conexión

threaded external tube 1st end

Presión máxima de funcionamiento

200.0 pounds per square inch single response

Tamaño nominal de la rosca

0.437 inches 1st end

Ajuste de la presión de apertura

45.0 pounds per square inch

Diámetro exterior nominal del tubo alojado

0.250 inches 1st end

Características especiales

valve size 0.250 in.

Material

steel comp 303se overall

Material, Documento Y Clasificación

qq-s-764,type 303se-canceled fed spec single material response overall

Medios para los que se diseñaron

air 1st response

Medios para los que se diseñaron

fuel/oil, hydrocarbon 2nd response

Medios para los que se diseñaron

hydrogen 3rd response

Designador de estilo

straight thru note: to be used for valve bodies of one section only.

Designador de serie de roscas

unjf 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
2187647 Safety Relief Valve
2187647-4 Safety Relief Valve
559T-4D-45 Safety Relief Valve

Preguntas frecuentes

What is the FSCG of the NSN 4820-00-167-3741?
The FSCG of the NSN 4820-00-167-3741 is 4820
Does the NSN 4820-00-167-3741 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-167-3741 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 4820-00-167-3741 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-167-3741 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 4820-00-167-3741 was assigned to the Federal Catalog?
It was assigned hace 54 años, on Wed, Nov 24, 1971