155S12-12D

155S1212D Quick Disconnect Coupling Half

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Datasheet. 155S12-12D specification

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

3a all ends

Quick Disconnect Method
The means by which mechanical action completely engages or disengages a mating quick disconnect part.

TWIST-Lock all ends

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

flared all ends

Leg Length
A measurement of the longest dimension of the leg,in distinction from width.

0.864in.

Connection Type
Indicates the type of connection/s/.

internal quick disconnect all ends

Connection Type
Indicates the type of connection/s/.

threaded external tube first fluid end connection

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

SELF-Sealing

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

12 all ends

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

1.062in. all ends ⁓1-1/16"

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

37.0 degrees

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.

0.750in. all ends

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

aluminum alloy body

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-A-225/6 fed spec single material response body

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.

anodize body

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.

MIL-A-8625 mil spec single treatment response body

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

male coupling half

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 all ends

Answers.

What class is the thread series?

Un all ends

What is the style?

Male coupling half

What material is the quick disconnect coupling half made of ?

Aluminum alloy body

What is the thread quantity per inch?

12 all ends

What is the thread class?

3a all ends

What is the NSN for 155S12-12D?

4730-00-567-2682

How is this classified for shipping?

Schedule B number: 7609000000
Aluminum tube or pipe fittings (couplings,elbows sleeves)

What's the federal classification of 155S12-12D?

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 4730-00-567-2682 COUPLING HALF,QUICK DISCONNECT

un all ends thread series male coupling half anodize body surface treated 12 all ends thread quantity per inch 3a all ends thread class

NIIN
005672682
NIIN Date
01/17/68
Schedule B
7609000000 
Name Code
18681
FIIG
A531T0
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. C4539-12D Cage 81755

Major End Users Countries and entities

  • - Republic of Korea 
  • - Turkey 

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Similar by Design Other coupling halfs with similar characteristics

Nothing similar to this part number was found in our inventory

155S12-12D / Coupling half,quick disconnectWhat is the formal definition of this item?

A fluid line fitting having a pipe, tube or hose connection or a through hole to accommodate a bolt, fluid passage on one end. the other end must have an internal or external quick disconnect feature for connecting a mating part to form a quick disconnect coupling assembly. the fitting may incorporate a self-sealing feature for the purpose of automatically shutting off the flow of fluid when disconnected from its mating half. for self-sealing fittings with an external or internal threaded disconnect end, see coupling half, self-sealing. see also, connector, multiple, fluid pressure line.