102856-2

1028562 Quick Disconnect Coupling Half

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Datasheet. 102856-2 specification

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

3a all ends

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

2.456in. ⁓2-15/32"

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

PUSH-Pull all ends

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

C-17A aircraft

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.

1.016in.

Connection Type
Indicates the type of connection/s/.

external quick disconnect all ends

Connection Type
Indicates the type of connection/s/.

threaded external tube first fluid end connection

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

0.500in. all ends ⁓1/2"

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.

0.312in. all ends

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.

cleaned for oxygen service per hydraflow specification EP21 and effluent evaluater per hydraflow EP54; 3 pin polarity

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

aluminum alloy 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, green 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.

unjf 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.

1 dust plug assembly and 4 preformed packing

Answers.

What class is the thread series?

Unjf 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 class?

3a all ends

What is the NSN for 102856-2?

4730-01-389-6452

How is this classified for shipping?

Schedule B number: 7609000000
nmfc 052250
Aluminum tube or pipe fittings (couplings,elbows sleeves)

What's the federal classification of 102856-2?

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 4730-01-389-6452 COUPLING HALF,QUICK DISCONNECT

Used on c-17a aircraft. unjf all ends thread series male coupling half anodize body surface treated cleaned for oxygen service per hydraflow specification EP21 2.456" overall length 3a all ends thread class

NIIN
013896452
NIIN Date
04/27/94
Schedule B
7609000000 
Name Code
18681
FIIG
A531T0
Item Weight
0.000lbs
Item Dimensions
QUP
 
Historical Price
$107.20 EA
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

1. 1QF21G3S52A Cage 24984
2. 17B2N8003-507 Cage 88277
3. 9120048 Cage 31441

Major End Users Countries and entities

  • - Department of The Air Force 
  • - Canada 
  • - Nato Maintenance And Supply Agency 

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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)
Fabricated nonmetallic materials 
NMFC (national motor freight code)
052250 PIPE R TUBING R PIPE FITTINGS NOI 
UFC (universal freight code)
30215 

Similar by Design Other coupling halfs with similar characteristics

Nothing similar to this part number was found in our inventory

102856-2 / 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.