System Pressure Regulating Valve NSN 4820-01-346-8766

Item Description

A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes valve, regulating, fluid pressure and valve, calibrated flow.

NSN: 4820-01-346-8766

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Features and Characteristics

Body Material

Aluminum

Body Style

Cross

Stem Material

Aluminum

Media For Which Designed

Air

First End Connection Type

Threaded internal pipe

First End Style Designator

Plain

First End Thread Size And Series/type Designator

1/8-27 npt

First End Thread Direction

Right-hand

Second End Relationship With First End

Identical

Third End Relationship With Preceding Ends

Identical with first end

Fourth End Relationship With Preceding Ends

Identical with first end

Seat Material

Aluminum

Packing Material

Rubber, buna-n

Flow Control Device

Disk

Flow Control Device Material

Aluminum

End Connection Quantity

Outlet Pressure Range

+1.0/+30.0 pounds per square inch

Regulation Type

Automatic single stage

Valve Loading Method

Spring

Remote Actuation Method

Diaphragm

Maximum Inlet Pressure Rating

250.0 pounds per square inch

Filter

Not included

Tempurature Rating

150.0 degrees fahrenheit

Special Features

Type 90 regulator

FSC

4820 Nonpowered Valves

NIIN

013468766

NSN

4820013468766

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

6511593

Cage Code:

53711

Status:

MSDS:

Part Number:

231-960-207-000

Cage Code:

01170

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481809015
NAICS: 332911
SITC: 74780
Description: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-346-8766

What are the manufacturers of nsn 4820013468766?

Does this nsn 4820013468766 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820013468766
A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. the excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. it is designed primarily for use in refrigeration and air conditioning systems. excludes valve, regulating, fluid pressure and valve, calibrated flow.

Does nsn 4820013468766 contain any precious metals?
No precious metal content.

Does nsn 4820013468766 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820013468766?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

35896

FIIG:

A21100

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
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