Self-Sealing Coupling Assembly
409-04-31
(NSN) National Stock Number
4730-00-620-3923
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
18279
Schedule B Code
7412200000
Summary
5.210 inches nominal overall length, 1.660 inches nominal first leg length, 1.660 inches nominal second leg length, 160.0 deg fahrenheit 1st response maximum operating temp, 160.0 deg fahrenheit 2nd response maximum operating temp, boss gasket seal first quick disconnect end connection style
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | AX |
Identification
A multipiece fluid line fitting consisting of two coupling half, self-sealing fittings.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 18279 | A531U0 | - | 1 |
Specifications
Overall Length
5.210 inches nominal
Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.First Leg Length
1.660 inches nominal
Details
A measurement of the longest dimension of the first leg, in distinction from width.Second Leg Length
1.660 inches nominal
Details
A measurement of the longest dimension of the second leg, in distinction from width.Maximum Operating Temp
160.0 deg fahrenheit 1st response
Details
The maximum temperature at which the item is rated to operate for an extended period of time.Maximum Operating Temp
160.0 deg fahrenheit 2nd response
Details
The maximum temperature at which the item is rated to operate for an extended period of time.Connection Style
boss gasket seal first quick disconnect end
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.Connection Type
threaded internal boss first quick disconnect end
Details
Indicates the type of connection/s/.Second End Relationship With First End
identical
Details
Indicates whether or not the second end is identical to the first end.Maximum Operating Pressure
1750.0 pounds per square inch single response
Details
The maximum pressure at which the item is rated for operation.Nominal Thread Size
0.500 inches first quick disconnect end
Details
A designation that is used for the purpose of general identification of the thread.Material
copper alloy body
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Media For Which Designed
fuel/oil, hydrocarbon 2nd response
Details
The type of media for which the item is designed.Media For Which Designed
hydraulic fluid, phosphate-ester base 1st response
Details
The type of media for which the item is designed.Style Designator
coupling assembly
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Thread Series Designator
nptf first quick disconnect 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 |
|---|---|---|---|---|---|---|---|
| 4090404 | 80908 | 5 | - | 5 | 9 | - | AX |
| 510104-10B | 01276 | A | - | 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 |
|---|---|---|---|
| 30000 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 576 | Z | 9 |
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Manufacturer
FAQs
Frequently asked questions for NSN 4730-00-620-3923
What is the NIIN of the NSN 4730-00-620-3923?
The National Item Identification Number (NIIN) of the NSN 4730-00-620-3923 is 00-620-3923
When the NSN 4730-00-620-3923 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 4730-00-620-3923 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-620-3923 contain any hazardous material?
No data in HMIRS
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