SIKORSKY 65651-11402-101 Gear Box CH-53

( Brand: Sikorsky ), ( Part Type: Gear Box ), ( EAN: 6565111402101 )

Review SIKORSKY Gear Box Pn Paperwork

The Sikorsky CH-53 gear box, model number 65651-11402-101, is a critical component of the CH-53E Super Stallion helicopter's power transmission system. This gear box is designed to transmit power from the engine to the main rotor and tail rotor, enabling the helicopter to take off, hover, and fly.

This gear box is a two-stage, planetary gear reduction unit, which means it uses a combination of gears arranged in a planetary configuration to reduce the input rotation speed and increase the torque. The first stage of the gear box reduces the engine speed from approximately 11,500 rpm to around 3,900 rpm, while the second stage further reduces the speed to approximately 620 rpm, which is the optimal speed for the main rotor.

The gear box is manufactured from high-strength materials, including case-hardened steel and heat-treated gears, to ensure durability and longevity. It is also designed to operate in extreme environments, with high temperatures, humidity, and vibration levels.

The gear box is lubricated with a specialized, long-life synthetic gear oil that provides excellent wear protection and reduces the need for frequent maintenance. It also features a filtration system to remove contaminants from the oil, ensuring the gear box operates efficiently and reliably.

The 65651-11402-101 gear box is a complex, precision-engineered component that requires extensive testing and inspection to ensure it meets Sikorsky's rigorous quality standards. It is designed to be easily removed and replaced for maintenance or repair, with a modular design that allows for quick component replacement and minimizes downtime.

Overall, the Sikorsky CH-53 gear box, model number 65651-11402-101, is a crucial element of the CH-53E Super Stallion helicopter's power transmission system. Its robust design, advanced materials, and sophisticated engineering make it a reliable and durable component that can withstand the demands of military helicopter operations.

Pros and Cons of Buying a Sikorsky CH-53 Gear Box (Model 65651-11402-101)

The Sikorsky CH-53 gear box is a crucial component of the CH-53 helicopter, responsible for transmitting power from the engine to the rotor system. This analysis will discuss the pros and cons of buying a new Sikorsky CH-53 gear box (Model 65651-11402-101) from an aviation parts supplier.

1. Reliability: A new gear box ensures you have a reliable component in your helicopter, reducing the risk of unexpected maintenance or downtime during operations.

2. Quality: Purchasing a new part directly from the manufacturer or an authorized supplier guarantees that the part meets the highest quality standards.

3. Compatibility: A new gear box is specifically designed and manufactured to fit your CH-53 helicopter model, ensuring seamless integration and optimal performance.

4. Warranty: A new gear box typically comes with a warranty, protecting you against manufacturing defects and providing peace of mind during operations.

1. Cost: The primary disadvantage of purchasing a new gear box is the significant financial investment required. However, the long-term benefits in terms of reliability, quality, and reduced maintenance costs may outweigh the upfront expense.

2. Lead Time: Obtaining a new gear box from the manufacturer or an authorized supplier may take longer than purchasing a used or refurbished part. This could impact your operational readiness and availability.

3. Availability: Depending on the supplier's inventory levels and demand for the part, there may be a longer wait time for a new gear box compared to a used or refurbished option.

The decision to buy a new Sikorsky CH-53 gear box (Model 65651-11402-101) depends on your specific operational requirements, budget, and timeline. New gear boxes offer superior reliability, quality, and compatibility, but come with a higher cost and longer lead times compared to used or refurbished options. If maintaining a high level of operational readiness is a priority and budget permits, a new gear box is an excellent choice for ensuring optimal performance and reducing long-term maintenance costs. Alternatively, if lead time is a concern or budget is limited, a used or refurbished gear box may be a more viable option. Ultimately, a thorough evaluation of your operational needs and priorities will help guide your decision-making process.

Based on the information provided, if your operational priorities include maintaining a high level of reliability and performance, and your budget permits, it is recommended to purchase a new Sikorsky CH-53 gear box (Model 65651-11402-101) from a reputable supplier. This investment will provide you with a top-quality, reliable component, reducing the risk of maintenance issues and ensuring optimal performance for your CH-53 helicopter.

Details:

Has a DD Form 1348-1A stating its in unused condition, LOC F1-A2N-B3-S2-C4,: condition.

part #: 6565111402101 prices

• $30.99-$87.00

specifications aviationpar:

• brand: Sikorsky
• part type: Gear Box
• ean: 6565111402101

payments aviationpar:

• wallet: Apple-pay
• credit card: Mastercard
• other

offer aviationpar:

• options: Ship-to-home
• best offers: True
• started: June 12, 2025
• availability: In Stock
• quantity: 1
• sold: 0

shipping aviationpar:

• carrier: USPS, FedEx
• class: Standard, Expedited, Economy
• type: Calculated
• transit: 6-14 Days
• service: USPS Ground Advantage, USPS Priority Mail, FedEx Ground Economy
• cost: $26.40

returns aviationpar:

• policy: No Returns

seller aviationpar:

• rating: 98.4%
• # reviews: 11170
• city: Ogden, Utah

general aviationpar:

• Parts Accessories > Aviation Parts Accessories > Parts
• condition: New

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