Fluid Pressure Regulating Valve

52-131-3

52-131-3
(NSN) National Stock Number
4820-00-191-0243
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
27565
Schedule B Code
8481809015
Summary

Straight thru body style, hydrocarbon fuels and oils media for which designed, threaded internal boss first end connection type, gasket seal first end style designator, 7/8-14 unjf first end thread size and series/type designator, 3b first end thread class

DAC HCC DMIL RNCC
1 - - 3
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.
Media For Which Designed
hydrocarbon fuels and oils
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 boss
Details A narrative description of the type of end connection.
First End Style Designator
gasket seal
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
7/8-14 unjf
Details Designates the thread diameter,series/type,and number of threads per specific measurement scale.
First End Thread Class
3b
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
aluminum alloy ams 4117
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.
Packing Material
rubber, synthetic
Details The element,compound,or mixture of which the packing is fabricated.
Flow Control Device
poppet
Details The part that controls the flow through the item.
Flow Control Device Material
steel,ams 5630
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
2
Details The number of end connections included in the item.
Regulation Type
automatic double stage
Details Indicates the basic design type used for regulating the item.
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.
Maximum Inlet Pressure Rating
3000.0 pounds per square inch
Details The maximum pressure of the media on the inlet side at which an item is designed to operate.
Outlet Pressure Setting
2010.0 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.
Material
aluminum alloy 6061 body
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
ams 4117 fed spec single material response body
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
65651-04026-103 78286 1 - 7 2 - 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 - W -
RVC WCC TCC SHC
- 594 Z 9

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Manufacturer
ARKWIN INDUSTRIES, INC. DBA ARKWIN INDUSTRIES INC
CAGE: 98391
WESTBURY , NY , 11590-5037
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-191-0243
What is the NIIN of the NSN 4820-00-191-0243?
The National Item Identification Number (NIIN) of the NSN 4820-00-191-0243 is 00-191-0243
When the NSN 4820-00-191-0243 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Sun, Mar 18, 1973
Does the NSN 4820-00-191-0243 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-191-0243 contain any hazardous material?
No data in HMIRS

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