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Tube Fitting Locknut NSN 4730-00-455-2128

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 4730-00-455-2128 NSN: 4730-00-455-2128

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Tube fitting locknut
Nut Height
0.437 inches
Width Across Flats
1.375 inches
Thread Series
Un
Packing Recess Diameter
Between 1.290 inches and 1.300 inches
Packing Recess Depth
Between 0.049 inches and 0.059 inches
Thready Qty Per Inch (tpi)
12
Thread Size
1.063 inches
Tube Outside Diameter
0.750 inches
Material
Steel
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-+416, type 2, class 3 federal specification single treatment response
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
004552128
NSN
4730004552128

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
354181
Cage Code:
62983
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-00-455-2128
What are the manufacturers of nsn 4730004552128?
Does this nsn 4730004552128 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730004552128
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 4730004552128 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730004552128 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730004552128?
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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