Nut, Tube Coupling, Aluminum Alloy

Part # AN818-4D

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Revision:

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Certifications:

AN818-4D

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The AN818-4D Tube Coupling Nut, made from high-strength Aluminum Alloy 7075, is engineered for military vehicles like the A4 and A3 Bradley. With right-hand threads, detailed machining, and anodized finish, it delivers optimal performance in harsh environments, crucial for systems like the A-10.
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Overview

The AN818-4D Tube Coupling Nut is a precision-engineered component designed for critical applications in military vehicles, specifically the A4 and A3 Bradley Fighting Vehicles. Constructed from high-strength Aluminum Alloy 7075, this nut features a right-hand thread series and is machined to ensure optimal performance. With a nominal width across flats of 0.563 inches and a height of 0.620 inches, it is anodized overall for enhanced corrosion resistance. This nut is essential for weapon systems, including the Grumman A-10 Aircraft, making it a reliable choice for demanding environments.

Features & Benefits

Features
  • Constructed from high-strength Aluminum Alloy 7075 for superior durability.
  • Anodized surface treatment for enhanced corrosion resistance.
  • Precision machined for optimal fit and performance.
  • Designed for critical military applications, ensuring reliability.
Benefits
  • Ensures long-lasting performance in demanding military environments.
  • Provides secure fastening to enhance safety and reliability.
  • Resists corrosion, extending the lifespan of the component.
  • Complies with government standards for quality and performance.

Technical Information

ATA Number

21,
22,
26,
27,
28,
29,
30,
31,
32,
34,
35,
49,
71

ATA Chapter

Air Conditioning
Auto Flight
Fire Protection
Flight Controls
Fuel
Hydraulic Power
7 more

ATA Group

Airframe Systems
Power Plant

ATA Section

Compression
Air Conditioning
PRESSURIZATION CONTROL
PRESSURIZATION CONTROL SYSTEM
TEMPERATURE CONTROL
CONDITIONED AIR TEMPERATURE CONTROL SYSTEM
16 more

NIIN

002870289

NSN

4730-00-287-0289

FSCG

4730

FSCG Category

Hose, Pipe, Tube, Lubrication, and Railing Fittings

Lead Time (Days)

255

Not For Sale

No

Product Class Description

Coupling nuts

Country of Origin

United States

Harmonized Tariff Schedule Code

7609000000

Manufacturer CAGE Code

0TP31
14798
6W617
52930
59680

Storage Required

No

Unit Of Measure

EA

Pieces Per Pound

0

DFAR Applicable

Yes

Revision Level Applicable

Yes

Product Class

31161728

Material Composition

ALUMINUM ALLOY

Design Holder CAGE Code

88044

Design Holder

AN STANDARDS

Potential Alternates

42-062-049-00
NELAN818-4D
4730002870289
121202ITL
500905-04-A

Aircraft Makes

Beech
Boeing
Cirrus Aircraft
Piper
Cessna
Beech

Aircraft Models

B200
G33
G36
737-600
F33A
750
82 more

Shipping Details

ECCN

EAR99

Proprietary Part

No

Hazmat

No
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Boeing Distribution Services
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