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Tube Fitting Locknut NSN 4730-00-052-7673

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 4730-00-052-7673 NSN: 4730-00-052-7673

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
End Application
Mrap - common nsn - used on 3 mrap variants and 38 other weapon systems including z9n - aircraft, fa-18, a - d, e/f, g (growler)
Width Across Flats
0.688 inches
Thread Series
Un
Thready Qty Per Inch (tpi)
20
Thread Size
0.438 inches
Tube Outside Diameter
0.250 inches
Material
Steel
Surface Treatment
Cadmium
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
000527673
NSN
4730000527673

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
GS1523
Cage Code:
73030
Status:
A
MSDS:
Part Number:
4-070118C
Cage Code:
81343
Status:
A
MSDS:
Part Number:
C5924X4
Cage Code:
01276
Status:
A
MSDS:
Part Number:
C7924X4
Cage Code:
01276
Status:
A
MSDS:
Part Number:
5924X4
Cage Code:
01276
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8710000090
  • NAICS: 336992
  • SITC: 89111
  • Description: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
  • End Use (Code 50030):
    Military trucks, armored vehicles, etc.

Q & A

Frequently asked questions for NSN 4730-00-052-7673
What are the manufacturers of nsn 4730000527673?
Does this nsn 4730000527673 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730000527673
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 4730000527673 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730000527673 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730000527673?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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