Tube Tee

AP378T060604

AP378T060604
(NSN) National Stock Number
4730-00-275-1309
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
03809
Schedule B Code
8108908000
Summary

3a 2nd end thread class, 3a 3rd end thread class, 3b 1st end thread class, f15a aircraft and f-18 aircraft end item identification, inverted flare (tube) 2nd end connection style, inverted flare (tube) 3rd end connection style

DAC HCC DMIL RNCC
E - - 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 2nd end
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Class
3a 3rd end
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Class
3b 1st end
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
End Item Identification
f15a aircraft and f-18 aircraft
Details The national stock number or the identification information of the end equipment for which the item is a part.
Connection Style
inverted flare (tube) 2nd end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Connection Style
inverted flare (tube) 3rd end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Connection Style
swivel nut inverted flare (tube) 1st end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Leg Length
1.172 inches minimum 1st end and 1.219 inches maximum 1st end
Details A measurement of the longest dimension of the leg,in distinction from width.
Leg Length
0.680 inches minimum 2nd end and 0.703 inches maximum 2nd end
Details A measurement of the longest dimension of the leg,in distinction from width.
Leg Length
0.684 inches nominal 3rd end
Details A measurement of the longest dimension of the leg,in distinction from width.
Connection Type
threaded external tube 2nd end
Details Indicates the type of connection/s/.
Connection Type
threaded external tube 3rd end
Details Indicates the type of connection/s/.
Connection Type
threaded internal tube 1st end
Details Indicates the type of connection/s/.
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.
Thread Quantity Per Inch
20 2nd end
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Thread Quantity Per Inch
24 3rd 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 3rd 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 2nd end
Details A designation that is used for the purpose of general identification of the thread.
Seat Angle
8.5 degrees all ends
Details The angle of the end surface upon which the mated surface seats.
Criticality Code Justification
feat
Details The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.
Nominal Outside Diameter Tube Accommodated
0.250 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 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 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.
Special Features
weapon system essential
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
steel comp 302 retainer
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
titanium alloy uns r56400 body
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
titanium alloy uns r56400 nut
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
ams 4965,6al-4v assn std single material response body
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Material Document And Classification
ams 4965,6al-4v assn std single material response nut
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Material Document And Classification
ams 5637,comp 302 assn std single material response retainer
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Media For Which Designed
air 2nd response
Details The type of media for which the item is designed.
Media For Which Designed
hydraulic fluid 1st response
Details The type of media for which the item is designed.
Surface Treatment
lubricant dry film body
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.
Surface Treatment
lubricant dry film nut
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.
Surface Treatment
lubricant dry film retainer
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
un 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.
Thread Series Designator
un 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
unjs 3rd 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
10108294 A486G 9 - 6 9 - WF
AFP2613T060604 30974 E - 3 2 - ZZ
R45133T-060604 50599 E - 3 2 - AX
AE16401-06-06-04 00624 E - 3 2 - AX
ST7M231T060604 00624 3 - 5 2 - AX
ST7M231 76301 A - D 9 - AX
ST7M231T060604 76301 E - 5 2 - AX
TF378T060604 78570 E - 5 9 - AX
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
68455 - 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
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping
Manufacturer
SPS TECHNOLOGIES, LLC DBA AIRDROME PRECISION COMPONENTS
CAGE: 01673
GARDENA , CA , 90248-1719
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 4730-00-275-1309
What is the NIIN of the NSN 4730-00-275-1309?
The National Item Identification Number (NIIN) of the NSN 4730-00-275-1309 is 00-275-1309
When the NSN 4730-00-275-1309 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Sat, Aug 4, 1973
Does the NSN 4730-00-275-1309 contain any precious metals?
Does not contain precious metal
Does the NSN 4730-00-275-1309 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We are a trusted provider of milspec and aerospace hardware, offering high-quality consumables and parts. With a commitment to excellence, we guarantee reliable and fast delivery through our network of logistics centers. Our mission is to support the aerospace industry with precision and efficiency.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2025 Aerospace Hardware Store, Inc. All rights reserved.
Made in USA