Fluid Pressure Regulating Valve

40A450

40A450
(NSN) National Stock Number
4820-00-174-2989
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
27565
Schedule B Code
8481809015
Summary

Straight thru body style, air media for which designed, threaded internal pipe first end connection type, plain first end style designator, 0.250-18 npt first end thread size and series/type designator, right-hand first end thread direction

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - ZZ
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
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
plain
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
0.250-18 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.
Flow Control Device
diaphragm
Details The part that controls the flow through the item.
End Connection Quantity
2
Details The number of end connections included in the item.
Outlet Pressure Range
+15.0 to 450.0 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
wheel
Details The means used to manually adjust 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
45.0 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
-40.0 deg fahrenheit minimum and 18.0 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.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
40AE450 41387 3 - 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
SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES
CAGE: 41387
SPRING HOUSE , PA , 19477
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-174-2989
What is the NIIN of the NSN 4820-00-174-2989?
The National Item Identification Number (NIIN) of the NSN 4820-00-174-2989 is 00-174-2989
When the NSN 4820-00-174-2989 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Thu, Feb 22, 1973
Does the NSN 4820-00-174-2989 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-174-2989 contain any hazardous material?
No data in HMIRS

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