Fluid Pressure Regulating Valve

740-3/4

(NSN) National Stock Number

4820-00-288-8383

Federal Supply Classification

4820 Nonpowered Valves

Item Name Code

27565

Schedule B Code

8481809015

Summary

Straight thru body style, air and water, fresh media for which designed, threaded internal pipe first end connection type, optional end first end style designator, 3/4-14 npt first end thread size and series/type designator, right-hand first end thread direction

DAC	HCC	DMIL	RNCC
E	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	AX

Identification

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes:regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

INC	FIIG	Concept	Condition
27565	A21100	1	2

Specifications

Body Style

straight thru

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the body.

Media For Which Designed

air and water, fresh

Details

The type of service with which the item is designed to be used. please use mrc meda in place of this discontinued mrc.

First End Connection Type

threaded internal pipe

Details

A narrative description of the type of end connection.

First End Style Designator

optional end

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the end.

First End Thread Size And Series/Type Designator

3/4-14 npt

Details

Designates the thread diameter,series/type,and number of threads per specific measurement scale.

First End Thread Direction

right-hand

Details

The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

Second End Relationship With First End

identical

Details

Indicates whether or not the second end is identical to the first end. please use mrc cqbb in place of this discontinued mrc.

Seat Material

bronze

Details

The element,compound,or mixture of which the seating surfaces are fabricated. please use mrc cybm or matt and use of isac in place of this discontinued mrc.

Flow Control Device

disk, bottom guided and disk, top guided and diaphragm

Details

The part that controls the flow through the item.

Flow Control Device Material

bronze

Details

The element,compound,or mixture of which the flow control device is fabricated. please use mrc matt with isac in place of this discontinued mrc.

End Connection Quantity

Details

The number of end connections included in the item.

Outlet Pressure Range

+10.0 to 60.0 pounds per square inch

Details

The minimum to maximum limits of outlet pressure of the item.

Regulation Type

manual single stage

Details

Indicates the basic design type used for regulating the item.

Manual Control Method

screw

Details

The means used to manually adjust the item.

Valve Stem Design

single seat

Details

The seat design of the valve stem.

Valve Loading Method

spring

Details

The means of providing resistance to the media passing through a valve,whereby the valve is actuated to regulate the flow.

Remote Actuation Method

diaphragm

Details

The means whereby a valve is actuated other than by the media passing through it.

Maximum Inlet Pressure Rating

150.0 pounds per square inch

Details

The maximum pressure of the media on the inlet side at which an item is designed to operate.

Filter

not included

Details

An indication of whether or not a filter is included.

Temp Rating

200.0 deg fahrenheit maximum

Details

A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.

Special Features

19.0 gpm water max flow capacity at max rated inlet and outlet pressures

Details

Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.

Material

copper alloy body

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Reference Number Differentiating Characteristics

as differentiated by size of end connections and outlet pressure range

Details

A feature of the item of supply which must be specifically recorded when the reference number covers a range of items.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
10931-0045	71342	E	-	5	2	-	ZZ
TYPE E SERIES3-3/4IN	71342	E	-	3	1	-	AX
TYPEE-2-4IN	71342	E	-	5	9	-	AX
227-3-4IN10TO60PSI	38683	E	-	5	9	-	AX
D61U	38683	6	-	5	9	-	AX

Material and Special Handling

Hazardous material, precious metals, criticality, and electrostatic discharge indicators.

HMIC	PMIC	ESD/EMI	Criticality
N	U	-	-

Freight

Universal / National Freight and Handling Information

UFC	HMC	LTL	LCL
64490	-	P	-

RVC	WCC	TCC	SHC
-	576	Z	9

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Manufacturer

ITT FLUID TECHNOLOGY CORP ITT MCDONNELL AND MILLER

CAGE: 28960

CHICAGO , IL , 60618

UNITED STATES

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FAQs

Frequently asked questions for NSN 4820-00-288-8383

What is the NIIN of the NSN 4820-00-288-8383?

The National Item Identification Number (NIIN) of the NSN 4820-00-288-8383 is 00-288-8383

When the NSN 4820-00-288-8383 was assigned to the Federal Catalog?

It was assigned 61 years ago, on Tue, Jan 1, 1963

Does the NSN 4820-00-288-8383 contain any precious metals?

Type/content is unknown

Does the NSN 4820-00-288-8383 contain any hazardous material?

No data in HMIRS

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