Safety Relief Valve
636B3 3-8 1
(NSN) National Stock Number
4820-00-003-5561
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05488
Schedule B Code
8481400000
Summary
Right-hand 1st end thread direction, right-hand 2nd end thread direction, poppet flow control device, inside spring bonnet type, threaded bonnet attachment method, spring disk loading method
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 6 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
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.Thread Direction
right-hand 2nd 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
threaded
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
250.0 deg fahrenheit single response
Details
The maximum temperature at which the item is rated to operate for an extended period of time.Minimum Operating Temp
-40.0 deg fahrenheit
Details
The minimum temperature at which the item is designed to operate.Connection Style
plain (pipe) 2nd end
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.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.Valve Operation Method
automatic
Details
The means used to control the operation of the valve.Connection Type
threaded external pipe 2nd end
Details
Indicates the type of connection/s/.Connection Type
threaded internal pipe 1st end
Details
Indicates the type of connection/s/.Features Provided
bonnet packing and pressure tight outlet side
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Adjustable Pressure Range
+40.0 to 125.0 pounds per square inch
Details
The minimum to maximum pressures at which the item may be set to open.Maximum Operating Pressure
125.0 pounds per square inch single response
Details
The maximum pressure at which the item is rated for operation.Nominal Thread Size
0.375 inches 1st end
Details
A designation that is used for the purpose of general identification of the thread.Nominal Thread Size
0.375 inches 2nd end
Details
A designation that is used for the purpose of general identification of the thread.Material
rubber synthetic seat
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Media For Which Designed
air 1st response
Details
The type of media for which the item is designed.Media For Which Designed
fuel/oil, hydrocarbon 2nd response
Details
The type of media for which the item is designed.Media For Which Designed
water, fresh 3rd response
Details
The type of media for which the item is designed.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.Furnished Items And Quantity
1 cap
Details
The name and number of those parts furnished with the item of supply that have not been specified elsewhere.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 636B3 3-8 1 | 86768 | 6 | - | 5 | 9 | - | SB |
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
PARKER-HANNIFIN CORPORATION DIV HYDRAULIC VALVE DIVISION
CAGE: 09990
ELYRIA
, OH
, 44035-6252
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-003-5561
What is the NIIN of the NSN 4820-00-003-5561?
The National Item Identification Number (NIIN) of the NSN 4820-00-003-5561 is 00-003-5561
When the NSN 4820-00-003-5561 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Fri, May 26, 1972
Does the NSN 4820-00-003-5561 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-003-5561 contain any hazardous material?
No data in HMIRS
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