KC49780-1

KC497801 Boss Reducer

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Datasheet. KC49780-1 specification

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

3a all ends

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

concentric

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

aircraft, stratofortress B-52.

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

flared w/ gasket seal (boss) all ends

Connection Type
Indicates the type of connection/s/.

threaded external boss all ends

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

0.438in. 2nd end ⁓2-1/64"

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

0.750in. 1st end ⁓1/64"

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

1.531in.

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

machine off tapered to dimension shown per drawing.

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

steel

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 all ends

Furnished Items And Quantity
The name and number of those parts furnished with the item of supply that have not been specified elsewhere.

2 preformed packing

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf all ends

What material is the boss reducer made of ?

Steel

What is the thread class?

3a all ends

What is the NSN for KC49780-1?

4730-01-448-2330

How is this classified for shipping?

Schedule B number: 7307992000
nmfc 051420
Other fittings nesoi of iron or nonalloy steel

What's the federal classification of KC49780-1?

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 4730-01-448-2330 REDUCER,BOSS

Used on aircraft,stratofortress b-52.. unf all ends thread series machine off tapered to dimension shown per drawing. 3a all ends thread class

NIIN
014482330
NIIN Date
08/25/97
Schedule B
7307992000 
Name Code
23541
FIIG
A080B0
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$497.63 EA
DEMIL / ITAR
USML/ITAR controlled item (Code: B)
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

1. KC49780 Cage 18118

Major End Users Countries and entities

  • - Department of The Air Force 

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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)
051420 CONDUITS,O/T EARTHEN:PIPE FITTINGS 
UFC (universal freight code)
29090 

Similar by Design Other reducers with similar characteristics

Nothing similar to this part number was found in our inventory

KC49780-1 / Reducer,bossWhat is the formal definition of this item?

A straight fitting having a boss connection of a different size at each end. both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. excludes bushing (as modified).