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Tube Coupling Inverted Nut NSN 4730-00-278-5538

Item Description

An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.

NSN 4730-00-278-5538 NSN: 4730-00-278-5538

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Fabrication Method
Bar stock, machined
Casehardening Indicator
Not casehardened
Overall Length
0.781 inches
Thread Size
3/4-16
Tube Outside Diameter For Which Designed
0.563 inches
Seat Radius
0.438 inches
Screw Thread Series Designator
Unf
Width Across Flats
0.813 inches
Smallest Inside Diameter
Between 0.566 inches and 0.570 inches
Material
Brass
Material
Copper alloy
Style Designator
Inverted nut, tube, compression
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
002785538
NSN
4730002785538

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
137523
Cage Code:
19207
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-00-278-5538
What are the manufacturers of nsn 4730002785538?
Does this nsn 4730002785538 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730002785538
An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
Does nsn 4730002785538 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730002785538 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730002785538?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
03857
FIIG:
T385-B
App. Key:
BA
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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