7M2-4-3

7M243 Tube Reducer

Home » Catalog » Fittings (p. 2210) » Tube Reducers (p. 41) » Part Number 7M2-4-3

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Datasheet. 7M2-4-3 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

Reducer Type
Refers to the location of the ends whether on the same centerline (concentric) or on different centerlines (eccentric).

concentric

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 Type
Indicates the type of connection/s/.

threaded external tube 2nd end

Connection Type
Indicates the type of connection/s/.

threaded internal tube 1st end

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

0.375in. 2nd end ⁓2-1/64"

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

0.438in. 1st end ⁓1/64"

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

37.0 degrees 2nd end

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

45.0 degrees 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. 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.

0.250in. 1st end

Nominal Overall Length
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

1.061in.

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

steel

Surface Treatment
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.

cadmium

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

QQ-P-416, ty 1, cl 2 fed spec single treatment response inside

QQ-P-416, ty 1, cl 2 fed spec single treatment response outside

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 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.

unjf 1st end

Answers.

What class is the thread series?

Unjf 1st end

What class is the thread series?

Unf 2nd end

What material is the tube reducer made of ?

Steel

What is the thread class?

3a 1st end

What is the thread class?

3a 2nd end

What is the NSN for 7M2-4-3?

4730-00-717-2297

How is this classified for shipping?

Schedule B number: 7307992000
nmfc 052190
Other fittings nesoi of iron or nonalloy steel

What's the federal classification of 7M2-4-3?

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 4730-00-717-2297 REDUCER,TUBE

unjf 1st end thread series cadmium surface treated 3a 1st end thread class

NIIN: 007172297
NIIN Date: 02/09/68
Schedule B: 7307992000
Name Code: 08506
FIIG: A080B0
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

7M2

Cage 76301

Major End Users Countries and entities

- Germany

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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): 50.0
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): 052190 PIPE,TUBING,OR PIPE OR TUBING FITTI
UFC (universal freight code): 30000

Similar by Design Other reducers with similar characteristics

Nothing similar to this part number was found in our inventory

7M2-4-3 / Reducer,tubeWhat is the formal definition of this item?

A straight tube fitting having a different size connection on each end. it is designed to join two tubes of different sizes. excludes bushing (as modified).