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4820-01-112-3894

Restrictor Check Valve

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Official Item Classification

Nombre
Restrictor Check Valve
(NSN) Número de stock nacional
4820-01-112-3894
(FSG) Grupo de suministro federal
48 Valves
(FSC) Clasificación Federal de Suministros
4820 Válvulas no motorizadas
(INC) Código de nombre del artículo
20520
(FIIG) Guía Federal de Identificación de Artículos
A530B0
Fecha
05/03/1981 (hace 45 años)

external seat for gasket seal (boss) 2nd end connection style, 2a all ends thread class, 275.0 fahrenheit 2nd response maximum operating temp, disk flow control device, right-hand all ends thread direction

Specs & Compatibility

Clase de rosca

2a all ends

Dirección de la rosca

right-hand all ends

Dispositivo de control de flujo

disk

Temperatura máxima de funcionamiento

275.0 fahrenheit 2nd response

Estilo de conexión

external seat for gasket seal (boss) 2nd end

Estilo de conexión

flared (tube) 1st end

Método de operación de la válvula

automatic

Tipo de conexión

threaded external boss 2nd end

Tipo de conexión

threaded external tube 1st end

Posición de montaje

horizontal or vertical

Cantidad de hilo por pulgada

24 2nd end

Presión máxima de funcionamiento

3000.0 pounds per square inch single response

Tamaño nominal de la rosca

0.438 inches all ends

Ángulo del asiento

37.0 degrees 1st end

Material

steel comp 630 body

Material

steel comp 347 flow control device

Material, Documento Y Clasificación

aisi 303 assn std single material response flow control device

Material, Documento Y Clasificación

ams 5643 assn std single material response body

Medios para los que se diseñaron

fuel/oil, hydrocarbon single response

Designador de estilo

straight thru

Designador de serie de roscas

unf 1st end

Designador de serie de roscas

uns 2nd end

Replacement For

Número de Parte Descripción
4730-01-050-2812 No Name Available 02/01/1989

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

0020520

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Preguntas frecuentes

What is the FSCG of the NSN 4820-01-112-3894?
The FSCG of the NSN 4820-01-112-3894 is 4820
Does the NSN 4820-01-112-3894 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302090
Does NSN 4820-01-112-3894 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 4820-01-112-3894 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-112-3894 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 4820-01-112-3894 was assigned to the Federal Catalog?
It was assigned hace 45 años, on Sun, May 3, 1981