Check Valve
CV-30R
(NSN) National Stock Number
4820-01-052-8543
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05487
Schedule B Code
8481301090
Summary
2a 2nd end thread class, 2b 1st end thread class, right-hand 1st end thread direction, right-hand 2nd end thread direction, poppet flow control device, spring disk loading method
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | AX |
Identification
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 05487 | A530B0 | 1 | 1 |
Specifications
Thread Class
2a 2nd end
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Class
2b 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.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.Disk Loading Method
spring
Details
The means of closing the item when inlet pressure decreases.Connection Style
inverted flare (tube) 1st end
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.Connection Style
inverted flare (tube) 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 external tube 2nd end
Details
Indicates the type of connection/s/.Connection Type
threaded internal tube 1st end
Details
Indicates the type of connection/s/.Mounting Position
horizontal or vertical
Details
The installed position for which the item is designed.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
0.562 inches 1st end
Details
A designation that is used for the purpose of general identification of the thread.Nominal Thread Size
0.562 inches 2nd end
Details
A designation that is used for the purpose of general identification of the thread.Seat Angle
30.0 degrees all ends
Details
The angle of the end surface upon which the mated surface seats.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
copper alloy overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Media For Which Designed
oxygen, gaseous single 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.Thread Series Designator
unf 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.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 0690-0022 | 63026 | 5 | - | 3 | 2 | - | 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 |
|---|---|---|---|
| 29300 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 576 | Z | 9 |
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Manufacturer
WESTERN ENTERPRISES DIV OF SCOTT AND FETZER CO
CAGE: 16166
CLEVELAND
, OH
, 44102-2322
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-01-052-8543
What is the NIIN of the NSN 4820-01-052-8543?
The National Item Identification Number (NIIN) of the NSN 4820-01-052-8543 is 01-052-8543
When the NSN 4820-01-052-8543 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Wed, Dec 21, 1977
Does the NSN 4820-01-052-8543 contain any precious metals?
Type/content is unknown
Does the NSN 4820-01-052-8543 contain any hazardous material?
No data in HMIRS
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