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Tube Fitting Locknut NSN 4730-00-178-0044

Item Description

An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also locknut, pipe; nut (1), tube coupling and nut (1), plain, hexagon.

NSN 4730-00-178-0044 NSN: 4730-00-178-0044

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Fabrication Method
Any acceptable
Nut Style
Tube fitting locknut
Nut Height
0.281 inches
Width Across Flats
Between 0.679 inches and 0.690 inches
Thread Series
Unjf
Packing Recess Diameter
0.608 inches
Packing Recess Depth
0.042 inches
Thready Qty Per Inch (tpi)
20
Thread Size
0.438 inches
Tube Outside Diameter
0.250 inches
Material
Aluminum alloy
Surface Treatment
Anodize
Surface Treatment Specification
Ams 2470 assn standard single treatment response
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
001780044
NSN
4730001780044

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
J530P04
Cage Code:
07482
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-00-178-0044
What are the manufacturers of nsn 4730001780044?
Does this nsn 4730001780044 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730001780044
An item with internal machine threads designed to fit the external machine threads of a tube fitting. it has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. the item, when installed, provides a method of locking and sealing the connection. see also locknut, pipe; nut (1), tube coupling and nut (1), plain, hexagon.
Does nsn 4730001780044 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730001780044 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730001780044?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
17645
FIIG:
A021A0
App. Key:
CW
Cond. Code:
1
Status:
A

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