MS51881-3

MS518813 Pipe To Tube Tee

Home » Catalog » Fittings (p. 2338) » Pipe To Tube Tees (p. 18) » Part Number MS51881-3

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Datasheet. MS51881-3 specification

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

2b 3rd end

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

2b 1st end

Maximum Operating Temp
The maximum temperature at which the item is rated to operate for an extended period of time.

121.0 deg celsius single response

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

inverted flare (tube) 1st end

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

inverted flare (tube) 3rd end

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

plain (pipe) 2nd end

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

0.391in. 1st end

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

0.531in. 2nd end

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

0.719in. 3rd end

Connection Type
Indicates the type of connection/s/.

threaded external pipe 2nd end

Connection Type
Indicates the type of connection/s/.

threaded internal tube 3rd end

Connection Type
Indicates the type of connection/s/.

threaded internal tube 1st end

Maximum Operating Pressure
The maximum pressure at which the item is rated for operation.

3500.0 pounds per square inch single response

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

0.125in. 2nd end ⁓2-1/64"

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

0.375in. 1st end ⁓1/64"

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

0.375in. 3rd end ⁓3-1/64"

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

42.0 degrees 1st end

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

42.0 degrees 3rd 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.

0.188in. 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.

0.188in. 3rd end

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

copper alloy 360

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.

sae CA360 assn std 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.

nptf 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 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.

unf 3rd end

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

81343-J512 professional/industrial association standard

Nondefinitive Spec/std Data
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.

7d figure

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf 3rd end

What class is the thread series?

Unf 1st end

What class is the thread series?

Nptf 2nd end

What material is the pipe to tube tee made of ?

Copper alloy 360

What is the thread class?

2b 1st end

What is the thread class?

2b 3rd end

What is the NSN for MS51881-3?

4730-00-472-4075

How is this classified for shipping?

Schedule B number: 7412200000
nmfc 052185
Copper alloy tube or pipe fittings

What's the federal classification of MS51881-3?

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 4730-00-472-4075 TEE,PIPE TO TUBE

unf 3rd end thread series 2b 1st end thread class

NIIN: 004724075
NIIN Date: 06/11/71
Schedule B: 7412200000
Name Code: 03807
FIIG: A080B0
Item Weight: 0.100lbs
Item Dimensions
QUP: 1
Historical Price: $15.83 EA
DEMIL / ITAR: Uncontrolled item (Code A)
Hazmat: No hazard information available from HMIRS.
MSDS: N/A
Precious Metals: Metal content unknown
Enviromental: N/A
Electrostatic ESD & EMI: No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1.	251IFHD-3-2	Cage 93061
2.	3-2-3 040424B	Cage 81343
3.	J512	Cage 81343
4.	752X3	Cage 01276
5.	752X3	Cage 79470

Major End Users Countries and entities

- Department of The Navy
- Department of The Air Force
- Brazil
- Canada
- Turkey

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Shipping Information

Special Handling: Other or no special handling required (sh)
LTL (less than a truck load rating): Rating variable
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): 052185 PIPE,TUBING,OR PIPE OR TUBING FIT
UFC (universal freight code): 29950

Similar by Design Other tees with similar characteristics

Nothing similar to this part number was found in our inventory

MS51881-3 / Tee,pipe to tubeWhat 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 pipe connection(s) has standard pipe threads, or is unthreaded and designed to accommodate a pipe. 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. it may have side inlet(s). it is used as a junction at the intersection of pipe or pipe fitting and a tube or tube fitting.