J246

J246 Tube Coupling Nut

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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. J246 specification

Thread Pitch Diameters
The minimum and maximum pitch diameter limits of a straight screw thread.

+0.4104/+0.4153in.

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

Fabrication Method
The process used in manufacturing the item.

machined

Nut Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.

tube coupling

Nut Height

0.750in. ⁓3/4"

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

TRUCK--5-Ton M939 series, M-915 series, M-916A1, cargo dropside 2 1/2-ton BX6 w/e; support equipment, F-16 aircraft; trailer, semi (M870)

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

0.563in. ⁓37/64"

Smallest Inside Diameter
The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.

0.254in.

Thread Series
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

uns

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

24

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

0.437in. ⁓7/16"

Nominal Tube Outside Diameter
The nominal length of a straight line which passes through the center of a tube,and terminates at the outside circumference.

0.250in.

Seat Angle

20.00 degrees

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.

supports harnischfeger corp.; model M320T2, crane truck mounted, nsn 3810-00-151-4431; weapon system essential

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

copper alloy

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

81343-J246 professional/industrial association standard

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.

5 figure

Answers.

What quantity is this sold in?

5EA

What material is the tube coupling nut made of ?

Copper alloy

What is the thread quantity per inch?

24

What is the thread direction?

Right-hand

What is the NSN for J246?

4730-00-278-8824

How is this classified for shipping?

Schedule B number: 7415290000
nmfc 093460
Copper screws, nuts, bolts, rivets, and other fasteners not threaded

What's the federal classification of J246?

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 4730-00-278-8824 NUT,TUBE COUPLING

Used on truck--5-ton m939 series, m-915 series, m-916a1, cargo dropside 2 1/2-ton bx6 w/e; support equipment, f-16 aircraft; trailer, semi (m870). supports harnischfeger corp.; model M320T2, crane truck mounted, nsn 3810-00-151-4431; weapon system essential 24 thread quantity per inch right-hand

NIIN
002788824
NIIN Date
01/01/63
Schedule B
7415290000 
Name Code
03859
FIIG
A021A0
Item Weight
0.200lbs
Item Dimensions
--
QUP
Historical Price
$0.95 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. 61AB-4 Cage 93061
2. 200455 Cage 06853
3. 4M5286 Cage 11083
4. 4-120111B Cage 81343
5. 504308 Cage 19207
6. 344402 Cage 62265
7. 1760B Cage 75833
8. 1361X4 Cage 01276
9. 6-673-0310 Cage D0589
10. N-108345-E Cage 56442
11. 180961 Cage 08683
12. 373032 Cage 65282
13. MS39196-1 Cage 96906
14. 1361X4 Cage 79470
15. W00455 Cage 79470
16. 63AX1005 Cage 76040
17. 4730002788824 Cage SCY13
18. 61AB-4 Cage 93061
19. 200455 Cage 06853
20. 4M5286 Cage 11083
21. 4-120111B Cage 81343
22. 504308 Cage 19207
23. 1760B Cage 75833
24. 344402 Cage 62265
25. 1361X4 Cage 01276
26. 6-673-0310 Cage D0589
27. MS39196-1 Cage 96906
28. N-108345-E Cage 56442
29. 180961 Cage 08683
30. 373032 Cage 65282
31. 63AX1005 Cage 76040
32. 4730002788824 Cage SCY13
33. 1361X4 Cage 79470
34. W00455 Cage 79470

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Army 
  • - Department of The Air Force 
  • - U.s. Marine Corps 
  • - Austria 
  • - Poland 
  • - Morocco 
  • - Australia 
  • - Germany 
  • - Portugal 
  • - Greece 
  • - Turkey 

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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)
Metal hardware 
NMFC (national motor freight code)
093460 BOLTS/NUTS NOI BBC/ZINC 
UFC (universal freight code)
48930 

Similar by Design Other nuts with similar characteristics

Nothing similar to this part number was found in our inventory

J246 / Nut,tube couplingWhat is the formal definition of this item?

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. excludes nut (1), tube coupling, reducing; and nut (1), union.