BOEING 59FC-1018 Nut Flexloc

( Brand: Boeing ), ( Manufacturer Part Number: 59FC-1018 ), ( Type: Parts )

Review BOEING Genuine Nut Flexloc New Oem

The Boeing 59FC-1018 Nut FlexLoc is a revolutionary fastener system designed for aerospace applications that offers superior load-bearing capacity and fatigue life compared to traditional nuts and bolts. This FlexLoc nut is part of the Boeing Flexible Retaining and Locking (FRL) system, which provides a flexible connection between mating parts, allowing for thermal expansion and contraction without the risk of fatigue failure or loosening.

The Boeing 59FC-1018 Nut FlexLoc is a two-piece assembly, consisting of a nut and a washer. The nut is made of high-strength alloy steel and features a unique internal design with multiple lobes. These lobes engage with the corresponding tabs on the FlexLoc washer, creating a positive lock when the nut is torqued to the proper specification. The washer is made of a composite material, which provides flexibility while maintaining its shape under load.

The Boeing 59FC-1018 Nut FlexLoc offers several advantages over traditional fasteners. Its flexible design allows for thermal expansion and contraction without the risk of fatigue failure or loosening, which is particularly important in aerospace applications where components are subjected to extreme temperature changes. The system also offers improved load-bearing capacity and fatigue life, which results in increased safety and reliability.

The installation process for the Boeing 59FC-1018 Nut FlexLoc is straightforward. The nut and washer are installed onto the threaded fastener, and the components are then assembled in the usual manner. The nut is torqued to the proper specification using a torque wrench, which engages the lobes in the FlexLoc washer, creating a positive lock. The system can be disassembled and reassembled multiple times without the risk of damage or fatigue failure.

The Boeing 59FC-1018 Nut FlexLoc is suitable for use in a variety of aerospace applications, including primary and secondary structures, engine components, and landing gear. The system is tested to meet the most stringent aerospace standards, ensuring safety and reliability.

In summary, the Boeing 59FC-1018 Nut FlexLoc is a state-of-the-art fastener system designed for aerospace applications. Its flexible design allows for thermal expansion and contraction without the risk of fatigue failure or loosening, while its improved load-bearing capacity and fatigue life result in increased safety and reliability. The system is easy to install and can be disassembled and reassembled multiple times without damage.

Pros and Cons of Buying Boeing 59FC-1018 Nut Flexlocs

The Boeing 59FC-1018 Nut Flexlocs are a type of fastener used in aerospace applications. Here are some pros and cons to consider before making a purchase:

1. Enhanced Fatigue Life: Boeing 59FC-1018 Nut Flexlocs offer improved fatigue life compared to traditional nuts and bolts due to their unique locking mechanism.

2. Reduced Vibration: The Flexloc design allows for some degree of movement, reducing the risk of fatigue cracks caused by vibration.

3. Increased Safety: These fasteners offer enhanced safety as they are less likely to loosen during flight, reducing the risk of structural failure.

4. Time-Saving Installation: The Flexloc design allows for faster installation as there is no need for pre-threading or the use of lock washers.

5. Corrosion Resistance: Boeing 59FC-1018 Nut Flexlocs are made from corrosion-resistant materials, making them suitable for use in harsh environments.

1. Cost: Boeing 59FC-1018 Nut Flexlocs are generally more expensive than traditional nuts and bolts due to their advanced design and materials.

2. Limited Application: These fasteners are primarily used in aerospace applications and may not be suitable for all industries or applications.

3. Limited Suppliers: The availability of Boeing 59FC-1018 Nut Flexlocs may be limited, making it harder to find them for purchase or replacement.

4. Maintenance: While the Flexloc design reduces the need for frequent tightening, regular inspections are still required to ensure the fasteners are secure.

Boeing 59FC-1018 Nut Flexlocs offer several advantages, including enhanced fatigue life, reduced vibration, increased safety, time-saving installation, and corrosion resistance. However, they also come with some disadvantages, such as higher cost, limited application, limited availability, and the need for regular inspections.

If you are working in the aerospace industry or require a fastener with superior fatigue life and vibration reduction properties, then Boeing 59FC-1018 Nut Flexlocs are a worthwhile investment, despite their higher cost and limited availability. If you are working in a different industry or require a more cost-effective solution, traditional nuts and bolts may be a better choice.

Details:

Buyer should verify this is the exact part needed before purchasing.

part #: 59fc1018 price

• $10.60

specifications fastenerface:

• brand: Boeing
• mpn: 59fc-1018
• type: Parts

payments fastenerface:

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• credit card: Diners-club
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general fastenerface:

• Car Truck Parts Accessories > Wheels, Tires Parts > Wheel Nuts, Bolts Studs
• condition: New

offer fastenerface:

• started: May 22, 2026
• quantity: 2
• availability: In Stock
• sold: 0
• best offers: True
• options: Ship-to-home

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• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

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• type: Fixed
• cost: $14.95
• transit: 4-7 Days
• service: Standard
• class: Standard

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• # reviews: 24220
• rating: 99.7%
• city: Beaver Dam, WI

Boeing 59FC-1018 Is Similar To:

• Boeing 59fc-2012 Genuine Nut Flexloc New Oem (95.5% similar) Buyer should verify this is the exact part needed before purchasing...(May 21st, 2026)