4FNU-S

4FNUS Tube Cap

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Quality Commitment

Serving our customers with quality and safety first.

  •   AS9120 Certified
  •   Audited supply chain
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AS9120 Certified by SAI Global

Datasheet. 4FNU-S specification

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

2b internal

Thread Direction
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

RIGHT-Hand internal

Tube Outside Diameter For Which Designed
The length of a straight line which passes through the center of the tube for which designed,and terminates at the outside circumference.

0.250in.

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

grumman aerospace corp A10A aircraft

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

pressure seal flareless

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

0.438in. internal ⁓29/64"

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

20.0 degrees

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

steel

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-624 fed spec single material response

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.

J514 assn std single treatment response

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

cap, tube, flareless

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 internal

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

96906-MS51890 government standard and 81343-J514 professional/industrial association standard and 81349-MIL-F-18866 government specification

Nondefinitive Spec/std Data
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.

32 figure

Answers.

What class is the thread series?

Unf internal

What is the style?

Cap, tube, flareless

What material is the tube cap made of ?

Steel

What is the thread direction?

Right-hand internal

What is the thread class?

2b internal

What is the NSN for 4FNU-S?

4730-00-727-7480

How is this classified for shipping?

Schedule B number: 7307199090
nmfc 052190
Other tube or pipe fittings, cast, of iron or steel

What's the federal classification of 4FNU-S?

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 4730-00-727-7480 CAP,TUBE

Used on grumman aerospace corp a10a aircraft. unf internal thread series cap, tube, flareless right-hand internal 2b internal thread class

NIIN
007277480
NIIN Date
01/01/61
Schedule B
7307199090 
Name Code
06074
FIIG
A208A0
Item Weight
0.400lbs
Item Dimensions
40 X 40 X 20
QUP
 
Historical Price
$2.83 EA
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. J514 Cage 81343
2. 7129X4 Cage 01276
3. SAE J514 4 080112C Cage 81343
4. 12593173 Cage 19200
5. MIL-F-18866 Cage 81349
6. MS51890-3 Cage 96906
7. 7129 X 4 Cage 8N350
8. 4 080121C Cage 81343
9. 4 080112C Cage 81343

Major End Users Countries and entities

  • - Department of The Army 
  • - Department of The Navy 
  • - Department of The Air Force 
  • - Brazil 
  • - Spain 
  • - Canada 
  • - France 
  • - Republic of Korea 

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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 caps with similar characteristics

Nothing similar to this part number was found in our inventory

4FNU-S / Cap,tubeWhat is the formal definition of this item?

A tube fitting primarily designed for permanent installation during tubing system operation to fit over or butt against a tube or fitting for sealing. see also cap, protective, dust and moisture seal and cap-plug, protective, dust and moisture seal.