Fluid Pressure Regulating Valve

695269-1

(NSN) National Stock Number

4820-00-639-9685

Federal Supply Classification

4820 Nonpowered Valves

Item Name Code

27565

Schedule B Code

8481809015

Summary

Straight thru body style, steel, corrosion resisting stem material, threaded internal tube first end connection type, inverted flare first end style designator, 0.375 inches nominal first end outside diameter tube accommodated, 9/16-18 unf first end thread size and series/type designator

DAC	HCC	DMIL	RNCC
1	-	-	5

RNVC	SADC	MSDS	RNAAC
2	-	-	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.

Stem Material

steel, corrosion resisting

Details

The element, compound,or mixture of which the stem is fabricated,excluding any surface treatment. please use mrc cybn or matt and use of isac in place of this discontinued mrc.

First End Connection Type

threaded internal tube

Details

A narrative description of the type of end connection.

First End Style Designator

inverted flare

Details

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

First End Outside Diameter Tube Accommodated

0.375 inches nominal

Details

The length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.

First End Thread Size And Series/Type Designator

9/16-18 unf

Details

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

First End Thread Class

Details

A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

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

brass

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.

First End Seat Angle In Deg

60.0

Details

The angle of the end surface upon which the mated surface seats,expressed in degrees. please use mrc cqrb with isac table 0036 in place of this discontinued mrc.

Flow Control Device

disk, bottom guided and disk, top guided

Details

The part that controls the flow through the item.

Flow Control Device Material

steel, corrosion resisting

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.

Renewable Seat Ring Type

threaded

Details

Indicates the type of renewable seating ring in the item.

Regulation Type

manual single stage

Details

Indicates the basic design type used for regulating the item.

Manual Control Method

wheel

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.

Outlet Pressure Setting

14.0 pounds per square inch

Details

The set /nonadjustable/ pressure of the media on the outlet side.

Filter

not included

Details

An indication of whether or not a filter is included.

Special Features

0.063 cfm, maxflow capacity max rated inlet and outlet pressure

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

aluminum alloy body

Details

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

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
4820PL1031070	9009H	9	-	6	9	-	WP
109350-6	99193	6	-	5	9	-	AX
74232-3	99193	1	-	5	9	-	AX
109350-6	59915	5	-	5	2	-	ZZ
109350-6	70210	5	-	3	2	-	AX
74232-3	70210	5	-	5	9	-	AX
109350-6	72599	5	-	5	9	-	AX
74232-3	72599	5	-	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
-	594	Z	9

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Manufacturer

LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY

CAGE: 98897

MARIETTA , GA , 30063-0001

UNITED STATES

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FAQs

Frequently asked questions for NSN 4820-00-639-9685

What is the NIIN of the NSN 4820-00-639-9685?

The National Item Identification Number (NIIN) of the NSN 4820-00-639-9685 is 00-639-9685

When the NSN 4820-00-639-9685 was assigned to the Federal Catalog?

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

Does the NSN 4820-00-639-9685 contain any precious metals?

Type/content is unknown

Does the NSN 4820-00-639-9685 contain any hazardous material?

No data in HMIRS

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