323747

323747 Boss Coupling

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Datasheet. 323747 specification

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

2a 2nd end

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

2b 1st end

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

external seat for gasket seal (boss) 2nd end

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

gasket seal (boss) 1st end

Connection Type
Indicates the type of connection/s/.

threaded external boss 2nd end

Connection Type
Indicates the type of connection/s/.

threaded internal boss 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 all ends

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

1.750in. all ends ⁓1-3/4"

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

9.500in.

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.

zinc

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

plain

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.

uns all ends

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Uns all ends

What is the style?

Plain

What material is the boss coupling made of ?

Steel

What is the thread quantity per inch?

20 all ends

What is the thread class?

2b 1st end

What is the thread class?

2a 2nd end

What is the NSN for 323747?

4730-00-115-2511

How is this classified for shipping?

Schedule B number: 7307992000
nmfc 052250
Other fittings nesoi of iron or nonalloy steel

What's the federal classification of 323747?

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 4730-00-115-2511 COUPLING,BOSS

uns all ends thread series plain zinc surface treated 20 all ends thread quantity per inch 2b 1st end thread class

NIIN
001152511
NIIN Date
09/16/68
Schedule B
7307992000 
Name Code
26953
FIIG
A080B0
QUP
Historical Price
$9.90 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

Major End Users Countries and entities

  • - Department of The Army 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
70.0 
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)
Aircraft parts, to include test/tool sets and equipment (other than armament systems) 
NMFC (national motor freight code)
052250 PIPE R TUBING R PIPE FITTINGS NOI 
UFC (universal freight code)
30215 

Similar by Design Other couplings with similar characteristics

Nothing similar to this part number was found in our inventory

323747 / Coupling,bossWhat is the formal definition of this item?

A straight one-piece fitting 12 inches (304 mm) long or under having the same size fitting on each end (straight machine threads other than pipe or hose series). it may have internal threads on both ends or internal threads on one end and external threads on the other designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. it is designed to join two bosses or boss fittings. excludes items having external threaded connections on both ends.