Safety Relief Valve

H15-1302

H15-1302
(NSN) National Stock Number
4820-00-096-9168
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05488
Schedule B Code
8481400000
Summary

Right-hand 1st end thread direction, poppet flow control device, inside spring bonnet type, integral bonnet attachment method, plain (pipe) 1st end connection style, automatic valve operation method

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - AX
Identification

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

INC FIIG Concept Condition
05488 A046B0 1 2
Specifications
Thread Direction
right-hand 1st end
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.
Flow Control Device
poppet
Details The part that controls the flow through the item.
Bonnet Type
inside spring
Details Indicates the type of housing on the item that accommodates the stem packing or spring.
Bonnet Attachment Method
integral
Details The means by which the bonnet is attached to the item.
Connection Style
plain (pipe) 1st end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Valve Operation Method
automatic
Details The means used to control the operation of the valve.
Connection Type
threaded external pipe 1st end
Details Indicates the type of connection/s/.
Nominal Thread Size
0.250 inches 1st end
Details A designation that is used for the purpose of general identification of the thread.
Opening Pressure Setting
70.0 pounds per square inch
Details The predetermined pressure at which the item is calibrated to open.
Material
copper alloy body
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel flow control device
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
straight thru
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Thread Series Designator
npt 1st end
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
1AC12275 35301 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
DRESSER INDUSTRIES INC LEROI DIV
CAGE: 35301
SIDNEY , OH , 45365
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-096-9168
What is the NIIN of the NSN 4820-00-096-9168?
The National Item Identification Number (NIIN) of the NSN 4820-00-096-9168 is 00-096-9168
When the NSN 4820-00-096-9168 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Wed, Dec 6, 1972
Does the NSN 4820-00-096-9168 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-096-9168 contain any hazardous material?
No data in HMIRS

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