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Tube Fitting Locknut NSN 4730-01-133-1590

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 4730-01-133-1590 NSN: 4730-01-133-1590

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Tube fitting locknut
Nut Height
0.500 inches
Width Across Flats
3.350 inches
Thread Series
Unj
Packing Recess Diameter
2.580 inches
Packing Recess Depth
0.090 inches
Thready Qty Per Inch (tpi)
16
Thread Size
2.500 inches
Tube Outside Diameter
2.000 inches
Special Features
Outside edge of nut is flanged
Material
Plastic locking insert
Material Specification
Qq-a-225, cond t851 federal specification single material response nut
Surface Treatment
Anodize nut
Surface Treatment Specification
Mil-a-8625, type 2, class 2 military specification single treatment response nut
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
011331590
NSN
4730011331590

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
74B580173-101
Cage Code:
76301
Status:
A
MSDS:
Part Number:
10108710
Cage Code:
A486G
Status:
A
MSDS:
Part Number:
74B580173
Cage Code:
76301
Status:
A
MSDS:
Part Number:
LS580173
Cage Code:
03038
Status:
A
MSDS:
Part Number:
LS580173-101
Cage Code:
03038
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-01-133-1590
What are the manufacturers of nsn 4730011331590?
Does this nsn 4730011331590 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730011331590
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 4730011331590 contain any precious metals?
No precious metal content.
Does nsn 4730011331590 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730011331590?
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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