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Tube Coupling Nut NSN 4730-00-529-1840

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 4730-00-529-1840 NSN: 4730-00-529-1840

Features and Characteristics

Thread Class
2b
Thread Direction
Right-hand
Fabrication Method
Any acceptable
Nut Style
Tube coupling
Nut Height
0.938 inches
Width Across Flats
0.750 inches
Length To Shoulder
0.344 inches
Smallest Inside Diameter
0.255 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Thread Size
0.438 inches
Tube Outside Diameter
0.250 inches
Seat Angle
45.00 degrees
Material
Copper alloy
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
005291840
NSN
4730005291840

Manufacturer Part Numbers

Part numbers registered to this national stock number.

No part numbers found for this NSN.

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7415290000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-00-529-1840
What are the manufacturers of nsn 4730005291840?
Does this nsn 4730005291840 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730005291840
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 4730005291840 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730005291840 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730005291840?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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