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Tube Fitting Locknut NSN 4730-00-683-8649

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 4730-00-683-8649 NSN: 4730-00-683-8649

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Tube fitting locknut
Width Across Flats
Between 1.922 inches and 1.954 inches
Thread Series
Un
Packing Recess Diameter
1.854 inches
Packing Recess Depth
0.054 inches
Thready Qty Per Inch (tpi)
12
Thread Size
0.625 inches
Tube Outside Diameter
1.250 inches
Material
Stainless steel
Surface Treatment
Passivate
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
006838649
NSN
4730006838649

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS4841
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS5179
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS5179J20
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AN6289C20
Cage Code:
88044
Status:
A
MSDS:
Part Number:
AN6289J20
Cage Code:
88044
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-00-683-8649
What are the manufacturers of nsn 4730006838649?
Does this nsn 4730006838649 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730006838649
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 4730006838649 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730006838649 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730006838649?
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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