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Tube Coupling Nut NSN 4730-01-578-1785

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 4730-01-578-1785 NSN: 4730-01-578-1785

  Stock Availability

NSN 4730015781785 availability
(as of 02/19/2024).

  • NE: 1860
  • NS: 2

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Tube coupling
Nut Height
Between 0.710 inches and 0.730 inches
Width Across Flats
0.562 inches
Length To Shoulder
Between 0.537 inches and 0.557 inches
Smallest Inside Diameter
Between 0.300 inches and 0.305 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Thread Size
0.438 inches
Tube Outside Diameter
0.250 inches
Seat Angle
45.00 degrees
Material
Steel comp 304
Surface Treatment
Passivate
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
015781785
NSN
4730015781785

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS21921-4J
Cage Code:
81343
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-01-578-1785
What are the manufacturers of nsn 4730015781785?
Does this nsn 4730015781785 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730015781785
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 4730015781785 contain any precious metals?
No precious metal content.
Does nsn 4730015781785 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730015781785?
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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