fits model: B17, Flying.

( Brand: Curtiss Wright ), ( Manufacturer Part Number: D155D58 ), ( Part Type: Bearing Engine )
The D155D58 and D155D59 Curtiss Wright aircraft engine bearings are designed specifically for the legendary Boeing B-17 Flying Fortress, a iconic World War II bomber aircraft known for its durability and resilience. These bearings are crucial components of the engine, responsible for ensuring smooth and efficient operation.
The D155D58 and D155D59 bearings are precision-engineered to meet the demanding specifications of the B-17's Pratt & Whitney R-1830 Twin Wasp engine. They are made from high-quality materials, such as hardened steel and brass, to provide excellent wear resistance, high load carrying capacity, and longevity.
The D155D58 and D155D59 bearings feature a full-complement design, which means they have a complete set of rolling elements, including balls or rollers, loaded in the races. This design provides a high load-carrying capacity and helps reduce friction, resulting in improved engine performance and efficiency.
The surfaces of the bearings are treated with a state-of-the-art surface treatment process, such as nitriding or induction hardening, to increase their resistance to wear and corrosion. This ensures that the bearings can operate in the harsh environments found in an aircraft engine, such as high temperatures, high loads, and exposure to moisture and contaminants.
The D155D58 and D155D59 bearings are manufactured to strict tolerances, ensuring a precise fit and proper alignment with the engine components. This ensures that the bearings can operate smoothly and quietly, reducing the risk of engine failure and engine noise.
In summary, the D155D58 and D155D59 Curtiss Wright aircraft engine bearings are high-quality components that are essential for the proper operation of the Boeing B-17 Flying Fortress's engine. They are precision-engineered, made from high-quality materials, and feature a full-complement design for improved load-carrying capacity and reduced friction. The surfaces of the bearings are treated with advanced surface treatment processes to increase resistance to wear and corrosion, ensuring long-lasting performance in the harsh environments found in an aircraft engine.
Pros of buying D155D58 WWII Boeing B17 Flying Fortress Curtiss Wright aircraft engine bearings D155D59:1. Authenticity: These bearings are original parts for a classic aircraft, adding historical and sentimental value to any collector or enthusiast.
2. Durability: Curtiss Wright bearings were known for their quality and durability during the WWII era, ensuring long-lasting performance.
3. Rarity: Given the age of the aircraft, the availability of these original parts is limited, making them a collector's item.
Cons of buying D155D58 WWII Boeing B17 Flying Fortress Curtiss Wright aircraft engine bearings D155D59:1. Cost: Due to their rarity and historical significance, these bearings can be quite expensive compared to modern counterparts.
2. Availability: Finding these specific bearings in good condition may be challenging, as they have been in storage or use for decades.
3. Complexity: Installing these bearings in the aircraft engine may require specialized knowledge and tools, adding to the overall cost and complexity of the project.
Conclusion: If you are a collector, enthusiast, or restorer of WWII aircraft, purchasing original D155D58 Curtiss Wright bearings for your Boeing B17 Flying Fortress may be a worthwhile investment. However, be prepared for the potential high cost and complexity involved in obtaining and installing these parts. It is always recommended to research and consult with experts in the field before making a purchase.
See illustration photo showing items 3310 and 3312.
Listing is for front and rear main crankshaft bearings in new surplus condition.