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Tube Fitting Locknut NSN 4730-01-591-2605

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 4730-01-591-2605 NSN: 4730-01-591-2605

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Height
0.242 inches
Width Across Flats
Between 0.990 inches and 1.003 inches
Thread Series
Unjs
Thready Qty Per Inch (tpi)
20
Thread Size
0.7188 inches
Tube Outside Diameter
0.500 inches
Part Name Assigned By Controlling Agency
Nut, bulkhead, beam seal fitting
Material
Stainless steel
Material Specification
Ams-5643 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 type ii or type viii federal specification single treatment response
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
015912605
NSN
4730015912605

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS5019P08
Cage Code:
81343
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-01-591-2605
What are the manufacturers of nsn 4730015912605?
Does this nsn 4730015912605 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730015912605
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 4730015912605 contain any precious metals?
No precious metal content.
Does nsn 4730015912605 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730015912605?
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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