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Tube Coupling Nut NSN 4730-00-639-9868

Item Description

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.

NSN 4730-00-639-9868 NSN: 4730-00-639-9868

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Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Fabrication Method
Any acceptable
Nut Style
Tube coupling
Nut Height
1.000 inches
Width Across Flats
0.562 inches
Length To Shoulder
Any acceptable
Smallest Inside Diameter
Between 0.255 inches and 0.258 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Thread Size
0.438 inches
Tube Outside Diameter
0.250 inches
Seat Angle
33.00 degrees
Special Features
Grumman aircraft corp, a-10 aircraft model
Material
Steel
Surface Treatment
Cadmium
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
006399868
NSN
4730006399868

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
841F1-4
Cage Code:
30327
Status:
A
MSDS:
Part Number:
P772
Cage Code:
80212
Status:
A
MSDS:
Part Number:
7002797
Cage Code:
19207
Status:
A
MSDS:
Part Number:
AS5206-04
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AN817-4
Cage Code:
22995
Status:
A
MSDS:
Part Number:
9025433
Cage Code:
0KDP7
Status:
A
MSDS:
Part Number:
25433
Cage Code:
0KDP7
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318160000
  • NAICS: 332722
  • SITC: 69421
  • Description: Nuts of iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-00-639-9868
What are the manufacturers of nsn 4730006399868?
Does this nsn 4730006399868 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730006399868
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.
Does nsn 4730006399868 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730006399868 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730006399868?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
03859
FIIG:
A021A0
App. Key:
CX
Cond. Code:
1
Status:
A

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