Check Valve
2360679-1
(NSN) National Stock Number
4820-00-123-1543
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05487
Schedule B Code
8481302090
Summary
0.250 inches 1st end nominal pipe size accommodated, 3b 1st end thread class, right-hand 1st end thread direction, poppet flow control device, spring disk loading method, gasket seal (boss) 1st end connection style
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 1 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 9 | - | - | HD |
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
Nominal Pipe Size Accommodated
0.250 inches 1st end
Details
A measurement of the pipe size the item will accommodate.Thread Class
3b 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.Disk Loading Method
spring
Details
The means of closing the item when inlet pressure decreases.Connection Style
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 internal boss 1st end
Details
Indicates the type of connection/s/.Mounting Position
horizontal or vertical
Details
The installed position for which the item is designed.Thread Quantity Per Inch
20 1st end
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
0.438 inches 1st end
Details
A designation that is used for the purpose of general identification of the thread.Seat Angle
37.5 degrees 1st end
Details
The angle of the end surface upon which the mated surface seats.Material
rubber flow control device
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel comp 303 body
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel comp 303 seat
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.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 |
|---|---|---|---|---|---|---|---|
| 249T-4BB | 91816 | 3 | - | E | 8 | - | AX |
| 493-4SS1-2 | 09990 | 6 | - | 3 | 2 | - | ZZ |
| 493-4SS1-2 | 86768 | 5 | - | 5 | 9 | - | HD |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 29300 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 594 | Z | 9 |
Certified Supplier
Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.
- Genuine Manufacturers Parts
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- 7 Year Sales Record Retention
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- HAZMAT Certified
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Manufacturer
NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
CAGE: 10001
WASHINGTON
, DC
, 20376
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-123-1543
What is the NIIN of the NSN 4820-00-123-1543?
The National Item Identification Number (NIIN) of the NSN 4820-00-123-1543 is 00-123-1543
When the NSN 4820-00-123-1543 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Wed, Dec 11, 1968
Does the NSN 4820-00-123-1543 contain any precious metals?
Does not contain precious metal
Does the NSN 4820-00-123-1543 contain any hazardous material?
No data in HMIRS
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