Oxygen System Check Valve NSN 4820-01-522-4757

Item Description

An item permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It is specifically designed and/or cleaned for oxygen systems. See also valve, check; valve, stop-check.

NSN: 4820-01-522-4757

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Features and Characteristics

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Bonnet Attachment Method

Threaded

Maximum Operating Temp

140.0 degrees fahrenheit single response

Minimum Operating Temp

-40.0 degrees fahrenheit

End Application

Astor airborne radar systems

Connection Style

Flared (tube) all ends

Valve Operation Method

Manual

Connection Type

Threaded external tube all ends

Thready Qty Per Inch (tpi)

20 all ends

Maximum Operating Pressure

100.0 pounds per square inch single response

Thread Size

0.312 inches all ends

Seat Angle

37.0 degrees all ends

Material

Rubber silicone class q flow control device

Media For Which Designed

Oxygen, liquid single response

Style Designator

Straight thru

Thread Series Designator

Unjf all ends

FSC

4820 Nonpowered Valves

NIIN

015224757

NSN

4820015224757

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

P21018

Cage Code:

52713

Status:

MSDS:

Q & A

Frequently asked questions for NSN 4820-01-522-4757

What are the manufacturers of nsn 4820015224757?

Pacific Precision Products Mfg. (52713)

Does this nsn 4820015224757 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820015224757
An item permitting flow in one direction only. it does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. it is specifically designed and/or cleaned for oxygen systems. see also valve, check; valve, stop-check.

Does nsn 4820015224757 contain any precious metals?
No precious metal content.

Does nsn 4820015224757 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820015224757?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

37942

FIIG:

A530B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service