Tube Tee
C2756D-3
(NSN) National Stock Number
4730-00-141-0763
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
03809
Schedule B Code
7609000000
Summary
3a 1st end bulkhead thread class, 3a all ends thread class, flared (tube) all ends connection style, 1.733 inches nominal 1st end leg length, 1.000 inches nominal 2nd end leg length, 1.080 inches nominal 3rd end leg length
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| A | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | AX |
Identification
A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 03809 | A080B0 | - | 1 |
Specifications
Thread Class
3a 1st end bulkhead
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Class
3a all ends
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Connection Style
flared (tube) all ends
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.Leg Length
1.733 inches nominal 1st end
Details
A measurement of the longest dimension of the leg,in distinction from width.Leg Length
1.000 inches nominal 2nd end
Details
A measurement of the longest dimension of the leg,in distinction from width.Leg Length
1.080 inches nominal 3rd end
Details
A measurement of the longest dimension of the leg,in distinction from width.Connection Type
threaded external tube 1st end bulkhead
Details
Indicates the type of connection/s/.Connection Type
threaded external tube all ends
Details
Indicates the type of connection/s/.Nominal Thread Size
0.438 inches 2nd end
Details
A designation that is used for the purpose of general identification of the thread.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 1st end bulkhead
Details
A designation that is used for the purpose of general identification of the thread.Nominal Thread Size
0.562 inches 3rd end
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.Nominal Outside Diameter Tube Accommodated
0.250 inches 2nd end
Details
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.Nominal Outside Diameter Tube Accommodated
0.375 inches 3rd end
Details
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.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
aluminum alloy 2014 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
qq-a-367,t6 fed spec single material response overall
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Surface Treatment
anodize overall
Details
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.Thread Series Designator
unf 1st end bulkhead
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 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 |
|---|---|---|---|---|---|---|---|
| 49DHD3 | 14798 | E | - | 5 | 9 | - | AX |
| 31514D3 | 14397 | E | - | 3 | 2 | - | AX |
| 5207D3 | 17341 | E | - | 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 |
|---|---|---|---|
| 30000 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 576 | Z | 9 |
Certified Supplier
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Manufacturer
LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY
CAGE: 81755
FORT WORTH
, TX
, 76108-3619
UNITED STATES
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FAQs
Frequently asked questions for NSN 4730-00-141-0763
What is the NIIN of the NSN 4730-00-141-0763?
The National Item Identification Number (NIIN) of the NSN 4730-00-141-0763 is 00-141-0763
When the NSN 4730-00-141-0763 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Sun, Dec 16, 1973
Does the NSN 4730-00-141-0763 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-141-0763 contain any hazardous material?
No data in HMIRS
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