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Tube Coupling Nut NSN 4730-00-497-0297

Item Description

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes nut (1), tube coupling, reducing; and nut (1), union.

NSN 4730-00-497-0297 NSN: 4730-00-497-0297

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Fabrication Method
Any acceptable
Nut Style
Tube coupling
Nut Height
0.750 inches
End Application
63n aircraft, orion p-3
Width Across Flats
0.625 inches
Length To Shoulder
0.562 inches
Smallest Inside Diameter
0.366 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Tube Outside Diameter
0.312 inches
Seat Angle
45.0 degrees
Special Features
Lubricant dry film
Material
Stainless steel
Surface Treatment Specification
Drilube specification 4-90-51 mfr ref all treatment responses
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
004970297
NSN
4730004970297

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
ER01784
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: 7318160000
  • NAICS: 332722
  • SITC: 69421
  • Description: Nuts of iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-00-497-0297
What are the manufacturers of nsn 4730004970297?
Does this nsn 4730004970297 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730004970297
An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. excludes nut (1), tube coupling, reducing; and nut (1), union.
Does nsn 4730004970297 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730004970297 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730004970297?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
03859
FIIG:
A021A0
App. Key:
CX
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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