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Nut, Tube Coupling, Steel

Part # AN818-12

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The AN818-12 Tube Coupling Nut is a precision fitting for aviation, made from Steel Comp 304. With a height of 1.0156 inches and width of 1.250 inches, it features 12 threads per inch and a right-hand thread series. Its passivated surface ensures superior corrosion resistance.
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Overview

Nut is a tube coupling with the part number AN818-12. This nut features a nominal tube outside diameter of 0.750 inches and is designed with a 12 thread quantity per inch. Constructed from steel comp 1137 or steel comp 1141, it has a length to shoulder of 0.868 inches nominal. The nut has a width across flats of 1.250 inches nominal and a smallest inside diameter of 0.834 inches nominal. It is also treated with cadmium overall for enhanced durability and corrosion resistance.

Features & Benefits

Features
  • Constructed from durable Steel Comp 304 for superior strength.
  • Passivated surface treatment for enhanced corrosion resistance.
  • Right-hand thread series with a thread class of 3B for secure fastening.
  • Machined fabrication method ensures precision and reliability.
Benefits
  • Ensures long-lasting performance in challenging aviation conditions.
  • Provides a secure connection to enhance safety and reliability.
  • Resists corrosion, extending the lifespan of the fitting.
  • Meets military specifications for quality assurance in critical applications.

Technical Information

NIIN

002870296

NSN

4730-00-287-0296

FSCG

4730

FSCG Category

Hose, Pipe, Tube, Lubrication, and Railing Fittings

UNSPSC Code

31161728

UNSPSC Category

Coupling nuts

Lead Time (Days)

556

Product Class Description

Coupling nuts

Country of Origin

United States

Harmonized Tariff Schedule Code

7318160085

Manufacturer CAGE Code

0ABH9
7WYG5
52930
F6087

Storage Required

No

Unit Of Measure

EA

Pieces Per Pound

0

DFAR Applicable

Yes

Revision Level Applicable

Yes

Product Class

31161728

Material Composition

STEEL

Design Holder CAGE Code

88044

Design Holder

AN STANDARDS

Potential Alternates

4730002870296
006840749

Aircraft Makes

Boeing
Beech
McDonnell Douglas

Aircraft Models

737
750
DC9
MD80
737-100
737-200
11 more

Shipping Details

ECCN

EAR99

Proprietary Part

No

Hazmat

No
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DISCLAIMER: Product information provided “as is.” Boeing may add, change, discontinue or remove this information at any time. Product photos may not be exact match to product delivered. See terms & conditions.