Quick Disconnect Coupling Half
AE73656N
(NSN) National Stock Number
4730-00-063-4456
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
18681
Schedule B Code
7609000000
Summary
3a all ends thread class, 2.788 inches nominal overall length, quick lead thread all ends quick disconnect method, 6 bolt hole quantity, aircraft application end item identification, round first quick disconnect end basic shape style
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
Identification
A fluid line fitting having a pipe, tube or hose connection or a through hole to accommodate a bolt, fluid passage on one end. The other end must have an internal or external quick disconnect feature for connecting a mating part to form a quick disconnect coupling assembly. The fitting may incorporate a self-sealing feature for the purpose of automatically shutting off the flow of fluid when disconnected from its mating half. For self-sealing fittings with an external or internal threaded disconnect end, see coupling half, self-sealing. See also, connector, multiple, fluid pressure line.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 18681 | A531T0 | - | 1 |
Specifications
Thread Class
3a all ends
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Overall Length
2.788 inches nominal
Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.Quick Disconnect Method
quick lead thread all ends
Details
The means by which mechanical action completely engages or disengages a mating quick disconnect part.Bolt Hole Quantity
6
Details
The number of bolt holes provided on the item.End Item Identification
aircraft application
Details
The national stock number or the identification information of the end equipment for which the item is a part.Basic Shape Style
round first quick disconnect end
Details
The style designation indicating the configuration that most nearly corresponds to the basic appearance of the item.Connection Style
flared all ends
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.Leg Length
0.958 inches nominal
Details
A measurement of the longest dimension of the leg,in distinction from width.Connection Type
internal quick disconnect all ends
Details
Indicates the type of connection/s/.Connection Type
threaded external tube first fluid end connection
Details
Indicates the type of connection/s/.Features Provided
self-sealing
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Thread Quantity Per Inch
12 all ends
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
1.625 inches all ends
Details
A designation that is used for the purpose of general identification of the thread.Mounting Flange Location
first leg
Details
Indicates the location of the mounting flange on the item.Seat Angle
37.0 degrees
Details
The angle of the end surface upon which the mated surface seats.Nominal Outside Diameter
3.000 inches
Details
The nominal length of a straight line which passes through the center of an item,and terminates at the outside circumference.Nominal Thickness
0.063 inches
Details
A nominal measurement of the smallest dimension of an item,in distinction from length or width.Bolt Hole Nominal Diameter
0.201 inches
Details
The nominal length of a straight line which passes through the center of the bolt hole,and terminates at the circumference.Bolt Circle Nominal Diameter
2.625 inches
Details
The nominal length of a straight line which passes through the center of the bolt circle,and terminates at the circumference.Nominal Outside Diameter Tube Accommodated
1.250 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
aluminum alloy body
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Style Designator
male coupling half
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Thread Series Designator
un 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 |
|---|---|---|---|---|---|---|---|
| ST48D114 | 04236 | A | - | D | 9 | - | AX |
| ST48D114-2 | 04236 | 6 | - | 5 | 9 | - | AX |
| 014519S4-20D | 00624 | 5 | - | 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 |
|---|---|---|---|
| 00000 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 576 | 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
EATON AEROQUIP LLC DBA AEROSPACE GROUP DIV FLUID AND ELECTRICAL DISTRIBUTION
CAGE: 00624
JACKSON
, MI
, 49203-1973
UNITED STATES
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FAQs
Frequently asked questions for NSN 4730-00-063-4456
What is the NIIN of the NSN 4730-00-063-4456?
The National Item Identification Number (NIIN) of the NSN 4730-00-063-4456 is 00-063-4456
When the NSN 4730-00-063-4456 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 4730-00-063-4456 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-063-4456 contain any hazardous material?
No data in HMIRS
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