KC133C4-3

KC133C43 Straight Tube To Boss Adapter

Home » Catalog » Fittings (p. 1992) » Straight Tube To Boss Adapters (p. 52) » Part Number KC133C4-3

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Datasheet. KC133C4-3 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

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.

plain (hose) 2nd end

Connection Type
Indicates the type of connection/s/.

threaded external boss 2nd end

Connection Type
Indicates the type of connection/s/.

threaded external 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 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.

0.250in. 1st end

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

1.056in.

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.

machined groove in flared end to accommodate seal ring per KC103

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

steel comp 316

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.

QQ-S-763, cond a fed spec single material response

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.

passivate 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 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 2nd end

Answers.

What class is the thread series?

Unf 2nd end

What class is the thread series?

Unf 1st end

What material is the straight tube to boss adapter made of ?

Steel comp 316

What is the thread class?

3a 1st end

What is the thread class?

3a 2nd end

What is the NSN for KC133C4-3?

4730-01-010-4669

How is this classified for shipping?

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

What's the federal classification of KC133C4-3?

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 4730-01-010-4669 ADAPTER,STRAIGHT,TUBE TO BOSS

unf 2nd end thread series passivate outside surface treated machined groove in flared end to accommodate seal ring per KC103 3a 1st end thread class

NIIN: 010104669
NIIN Date: 09/30/75
Schedule B: 7307994000
Name Code: 22675
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

1.	KC133K4-3	Cage 22264
2.	AS4317K0403	Cage 81343
3.	AS4317K0403	Cage 81343
4.	KC133K4-3	Cage 22264
5.	AS4317K0403	Cage 81343
6.	KC133K4-3	Cage 22264
7.	AS4317K0403	Cage 81343

Major End Users Countries and entities

- National Aeronautics And Space Administration

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Similar by Design Other adapters with similar characteristics

Nothing similar to this part number was found in our inventory

KC133C4-3 / Adapter,straight,tube to bossWhat is the formal definition of this item?

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. the other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. it is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. see also coupling, tube and nipple, tube.