121318

121318 Tube Coupling

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Datasheet. 121318 specification

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

3a 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.

20 1st end

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

1.250in. 1st end ⁓1/64"

Tubing Wall Nominal Thickness For Which Designed
The nominal thickness of the tubing wall for which designed as taken from the inside surface to the nearest outer surface.

0.035in. 2nd end

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

steel comp 1212

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

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

Answers.

What class is the thread series?

Un 1st end

What material is the tube coupling made of ?

Steel comp 1212

What is the thread quantity per inch?

20 1st end

What is the thread class?

3a 1st end

What is the NSN for 121318?

4730-00-439-8492

How is this classified for shipping?

Schedule B number: 7307994000
nmfc 052185
Other fittings nesoi of alloy steel not stainless

What's the federal classification of 121318?

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 4730-00-439-8492 COUPLING,TUBE

un 1st end thread series cadmium surface treated 20 1st end thread quantity per inch 3a 1st end thread class

NIIN
004398492
NIIN Date
01/01/63
Schedule B
7307994000 
Name Code
06078
FIIG
A080B0
Item Weight
0.000lbs
Item Dimensions
--
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

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

Major End Users Countries and entities

  • - Republic of Korea 

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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)
77.5
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 hardware 
NMFC (national motor freight code)
052185 PIPE,TUBING,OR PIPE OR TUBING FIT 
UFC (universal freight code)
29950 

Similar by Design Other couplings with similar characteristics

Nothing similar to this part number was found in our inventory

121318 / Coupling,tubeWhat is the formal definition of this item?

A straight fitting 12 inches (304 mm) long or under having the same or different type of connection of the same size on both ends. it is designed to join a tube or tube fitting to another tube or tube fitting. excludes fittings with threaded external connections on both ends. excludes nipple, pipe.