Safety Relief Valve
9177324-2
(NSN) National Stock Number
4820-00-920-3623
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05488
Schedule B Code
8481400000
Summary
3a 1st end thread class, right-hand 1st end thread direction, poppet flow control device, inside spring bonnet type, integral bonnet attachment method, spring disk loading method
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| A | - | - | 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 Class
3a 1st end
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.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.Disk Loading Method
spring
Details
The means of closing the item when inlet pressure decreases.Maximum Operating Temp
450.0 deg fahrenheit single response
Details
The maximum temperature at which the item is rated to operate for an extended period of time.Connection Style
external seat for gasket seal (boss) 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 boss 1st end
Details
Indicates the type of connection/s/.Features Provided
bonnet packing
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Adjustable Pressure Range
+5.0 to 10.0 pounds per square inch
Details
The minimum to maximum pressures at which the item may be set to open.Maximum Operating Pressure
50.0 pounds per square inch single response
Details
The maximum pressure at which the item is rated for operation.Nominal Thread Size
0.562 inches 1st end
Details
A designation that is used for the purpose of general identification of the thread.Nominal Outside Diameter Tube Accommodated
0.375 inches 1st end
Details
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.Material
steel corrosion resisting body
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel corrosion resisting flow control device and rubber fluorocarbon class fpm flow control device
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel corrosion resisting seat
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
mil-r-25897,type2,class 1 mil spec 2nd material response flow control device
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Media For Which Designed
fuel/oil, hydrocarbon 2nd response
Details
The type of media for which the item is designed.Media For Which Designed
hydraulic fluid, phosphate-ester base 1st response
Details
The type of media for which the item is designed.Media For Which Designed
oil, lubricating, diester base 3rd response
Details
The type of media for which the item is designed.Style Designator
straight thru
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Thread Series Designator
unf 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 |
|---|---|---|---|---|---|---|---|
| 1916000 | G1005 | 3 | - | 5 | 2 | - | ZU |
| RV05-34 | 91816 | 6 | - | 5 | 2 | - | AX |
| 530TP6D8 | 91819 | 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 |
|---|---|---|---|
| - | 594 | Z | 9 |
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Manufacturer
US ARMY AVIATION AND MISSILE COMMAND
CAGE: 18876
REDSTONE CENTRAL
, AL
, 35898-5000
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-920-3623
What is the NIIN of the NSN 4820-00-920-3623?
The National Item Identification Number (NIIN) of the NSN 4820-00-920-3623 is 00-920-3623
When the NSN 4820-00-920-3623 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, Aug 10, 1966
Does the NSN 4820-00-920-3623 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-920-3623 contain any hazardous material?
No data in HMIRS
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