Safety Relief Valve
634XB10-8-2
(NSN) National Stock Number
4820-00-045-3544
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05488
Schedule B Code
8481400000
Summary
3a all ends thread class, right-hand all ends thread direction, cone flow control device, spring disk loading method, flared (tube) all ends connection style, automatic valve operation method
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 2 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 9 | - | - | 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 all ends
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.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
cone
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.Connection Style
flared (tube) all ends
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 tube all ends
Details
Indicates the type of connection/s/.Features Provided
pressure tight outlet side
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Thread Quantity Per Inch
16 all ends
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Adjustable Pressure Range
+1400.0 to 2100.0 pounds per square inch
Details
The minimum to maximum pressures at which the item may be set to open.Nominal Thread Size
0.750 inches all ends
Details
A designation that is used for the purpose of general identification of the thread.Seat Angle
37.0 degrees all ends
Details
The angle of the end surface upon which the mated surface seats.Opening Pressure Setting
1750.0 pounds per square inch
Details
The predetermined pressure at which the item is calibrated to open.Nominal Outside Diameter Tube Accommodated
0.500 inches all ends
Details
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.Material
copper alloy overall
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
unf all ends
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 |
|---|---|---|---|---|---|---|---|
| L6751 | 46717 | 1 | - | 5 | 9 | - | AX |
| 634XB-10-8-2 | 09990 | 2 | - | 3 | 2 | - | ZZ |
| 2-464-1 | 86768 | 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
TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT
CAGE: 86768
BRECKSVILLE
, OH
, 44141-3335
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-045-3544
What is the NIIN of the NSN 4820-00-045-3544?
The National Item Identification Number (NIIN) of the NSN 4820-00-045-3544 is 00-045-3544
When the NSN 4820-00-045-3544 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Tue, May 16, 1967
Does the NSN 4820-00-045-3544 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-045-3544 contain any hazardous material?
No data in HMIRS
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