3-H-8

3H8 Quick Disconnect Coupling Half

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Quality Commitment

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Datasheet. 3-H-8 specification

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

2b all ends

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

2.750in. ⁓2-3/4"

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

PUSH-Pull all ends

Quick Disconnect Nominal Size
The industrial designation or term for the size of the quick disconnect internal or external end.

0.750in. all ends

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

support equipment, B-1 aircraft; nimitz class cvn; aircraft, B-1B

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

boss gasket seal all ends

Connection Type
Indicates the type of connection/s/.

internal quick disconnect all ends

Connection Type
Indicates the type of connection/s/.

threaded internal boss first fluid end connection

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

0.750in. all ends ⁓3/4"

Criticality Code Justification
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.

feat

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.

weapon system essential

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

steel 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.

cadmium 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.

unf all ends

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf all ends

What is the style?

Male coupling half

What material is the quick disconnect coupling half made of ?

Steel body

What is the thread class?

2b all ends

What is the NSN for 3-H-8?

4730-01-106-4031

How is this classified for shipping?

Schedule B number: 7307199030
nmfc 052190
Unions, pipe, of iron or steel, cast

What's the federal classification of 3-H-8?

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 4730-01-106-4031 COUPLING HALF,QUICK DISCONNECT

Used on support equipment, b-1 aircraft;nimitz class cvn;aircraft, b-1b. unf all ends thread series male coupling half cadmium body surface treated weapon system essential 2.750" overall length 2b all ends thread class

NIIN
011064031
NIIN Date
01/17/81
Schedule B
7307199030 
Name Code
18681
FIIG
A531T0
Item Weight
0.700lbs
Item Dimensions
--
QUP
Historical Price
$35.40 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. 746336-1 Cage 18894
2. 746336-1 Cage 18894
3. 746336-1 Cage 18894

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Air Force 
  • - Germany 

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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)
052190 PIPE,TUBING,OR PIPE OR TUBING FITTI 
UFC (universal freight code)
30000 

Similar by Design Other coupling halfs with similar characteristics

Nothing similar to this part number was found in our inventory

3-H-8 / 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.