63-8399

638399 Tube To Boss Tee

Home » Catalog » Fittings (p. 1644) » Tube To Boss Tees (p. 11) » Part Number 63-8399

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Datasheet. 63-8399 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3a 2nd end

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3a 1st end

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3b 3rd end

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

aircraft, JT3D3b engine

Connection Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

flared (tube) 1st end

Connection Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

flared (tube) 2nd end

Connection Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

gasket seal (boss) 3rd end

Leg Length
A measurement of the longest dimension of the leg,in distinction from width.

1.700in. 3rd end

Leg Length
A measurement of the longest dimension of the leg,in distinction from width.

2.030in. 1st end

Leg Length
A measurement of the longest dimension of the leg,in distinction from width.

2.030in. 2nd end

Connection Type
Indicates the type of connection/s/.

threaded external tube 1st end

Connection Type
Indicates the type of connection/s/.

threaded external tube 2nd end

Connection Type
Indicates the type of connection/s/.

threaded internal boss 3rd end

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

12 1st end

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

12 2nd end

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

1.625in. 1st end ⁓1/64"

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

1.625in. 2nd end ⁓2-1/64"

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.562in. 3rd end ⁓3-1/64"

Seat Angle
The angle of the end surface upon which the mated surface seats.

37.0 degrees 1st end

Seat Angle
The angle of the end surface upon which the mated surface seats.

37.0 degrees 2nd end

Nominal Outside Diameter Tube Accommodated
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.

1.250in. 1st end

Nominal Outside Diameter Tube Accommodated
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.

1.250in. 2nd end

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

aluminum alloy 2024

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

QQ-A-267 fed spec single material response

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

un 1st end

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

un 2nd end

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unf 3rd end

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf 3rd end

What class is the thread series?

Un 2nd end

What class is the thread series?

Un 1st end

What material is the tube to boss tee made of ?

Aluminum alloy 2024

What is the thread quantity per inch?

12 2nd end

What is the thread quantity per inch?

12 1st end

What is the thread class?

3b 3rd end

What is the thread class?

3a 1st end

What is the thread class?

3a 2nd end

What is the NSN for 63-8399?

4730-01-186-0786

How is this classified for shipping?

Schedule B number: 7609000000
nmfc 051400
Aluminum tube or pipe fittings (couplings,elbows sleeves)

What's the federal classification of 63-8399?

FSC 4730 ⁓ Hose, pipe, tube, lubrication, and railing fittings

Excluding air conditioning-heating fittings (fsc 4520); bituminized fiber and concrete fittings (fsc 5630); conduit boxes and fittings (fsc 5975); downspout fittings (fsc 5670); medical and surgical fittings (fsc 6515); laboratory fittings (fsc 6640); post caps and rail ends (fsc 5660); machine thread bushings and plugs (fsc 5365).

NSN 4730-01-186-0786 TEE,TUBE TO BOSS

Used on aircraft,jt3d3b engine. unf 3rd end thread series 12 2nd end thread quantity per inch 3b 3rd end thread class

NIIN: 011860786
NIIN Date: 08/07/84
Schedule B: 7609000000
Name Code: 22683
FIIG: A080B0
Item Weight: 0.500lbs
Item Dimensions
QUP: 1
Historical Price: $599.83 EA
DEMIL / ITAR: Uncontrolled item (Code A)
Hazmat: No hazard information available from HMIRS.
MSDS: N/A
Precious Metals: No precious metals
Enviromental: N/A
Electrostatic ESD & EMI: No ESD or EMI sensitivity

Major End Users Countries and entities

- Defense Logistics Agency

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Shipping Information

Special Handling: Other or no special handling required (sh)
LTL (less than a truck load rating): 77.5
LCL (less than a car load rating): Unknown
Special Cargo: No special type of cargo code applicable
Air Freight (Minimum cargo door size required): Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Customs Requirement Classification: Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
Commodity (for shipments via water): Metal and metal products, nos, (less than 35 feet)
NMFC (national motor freight code): 051400 PIPE FITTINGS ALUMINUM
UFC (universal freight code): 29700

Similar by Design Other tees with similar characteristics

Nothing similar to this part number was found in our inventory

63-8399 / Tee,tube to bossWhat is the formal definition of this item?

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. the tube connection(s) has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or is unthreaded and designed to accommodate a tube. the boss connection(s) has external or internal machine threads (straight threads other than pipe or hose series), and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. it may have side inlet(s). it is used as a junction at the intersection of a tube or fitting and a boss or boss fitting on items such as a tank, housing, valve fitting, or the like. see also tee, tube; and tee, pipe to tube. excludes connector, multiple, fluid pressure line.