Safety Relief Valve
H15-819-1
(NSN) National Stock Number
4820-00-131-1745
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05488
Schedule B Code
8481400000
Summary
Right-hand all ends thread direction, ball flow control device, spring disk loading method, grumman aircraft,model a10 end item identification, plain,optional end(pipe) 1st end connection style, plain,optional end(pipe) 2nd end connection style
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 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 all ends
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
ball
Details
The part that controls the flow through the item.Disk Loading Method
spring
Details
The means of closing the item when inlet pressure decreases.End Item Identification
grumman aircraft,model a10
Details
The national stock number or the identification information of the end equipment for which the item is a part.Connection Style
plain,optional end(pipe) 1st end
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.Connection Style
plain,optional end(pipe) 2nd 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 internal pipe 1st end
Details
Indicates the type of connection/s/.Connection Type
threaded internal pipe 2nd end
Details
Indicates the type of connection/s/.Nominal Thread Size
0.125 inches 2nd end
Details
A designation that is used for the purpose of general identification of the thread.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
175.0 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
copper alloy stem
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
rubber synthetic packing
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
angle
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Thread Series Designator
npt 2nd 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.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 |
|---|---|---|---|---|---|---|---|
| 5AC12195 | 35301 | 5 | - | 5 | 9 | - | AX |
| H15-1377-4 | 35301 | 2 | - | 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
FAQs
Frequently asked questions for NSN 4820-00-131-1745
What is the NIIN of the NSN 4820-00-131-1745?
The National Item Identification Number (NIIN) of the NSN 4820-00-131-1745 is 00-131-1745
When the NSN 4820-00-131-1745 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Mon, Dec 9, 1968
Does the NSN 4820-00-131-1745 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-131-1745 contain any hazardous material?
No data in HMIRS
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