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SIKORSKY S6135-66226 Helicopter Liner Bearing P/n

S6135-66226 Sikorsky Helicopter Liner Bearing P/n New

( Brand: Sikorsky ), ( Manufacturer Part Number: S6135-66226 ), ( Part Type: Bearing Liner )

Review SIKORSKY Helicopter Liner Bearing P/n New

Sikorsky S-61N (35-66226) Helicopter Liner Bearing

The Sikorsky S-61N (35-66226) helicopter liner bearing is a crucial component of the main gearbox in Sikorsky S-61N helicopters. This bearing, manufactured by Sikorsky, is specifically designed to ensure the smooth and efficient operation of the helicopter's main rotor system.

The liner bearing is a circular, forged steel component, with an outer diameter of approximately 23 inches (584.2 mm) and a thickness of around 3 inches (76.2 mm). It is designed to accommodate the helicopter's main shaft, which transmits torque from the engine to the rotor.

The bearing surface is made of a high-performance, micro-grained material that provides excellent load-carrying capacity, wear resistance, and durability. This material allows the bearing to operate effectively under the heavy loads and high speeds encountered in helicopter applications.

The bearing is also designed to operate in a lubricated environment. It is sealed against the intrusion of contaminants and features a lip seal to prevent oil leakage. The seal design ensures that the bearing is always properly lubricated, reducing the risk of wear and failure.

The Sikorsky S-61N (35-66226) helicopter liner bearing is a precision-engineered component, manufactured to exacting tolerances to ensure a perfect fit in the helicopter's main gearbox. It is supplied complete with installation hardware and instructions, making installation a straightforward process.

Regular replacement of the liner bearing is essential for maintaining the helicopter's performance and reliability. The bearing is designed to last for a specified number of flight hours, after which it should be replaced to prevent potential failure and the associated safety risks.

In summary, the Sikorsky S-61N (35-66226) helicopter liner bearing is a critical component of the Sikorsky S-61N helicopter's main gearbox. Its high-performance material and precise engineering ensure that it operates effectively under the heavy loads and high speeds encountered in helicopter applications, while its lip seal and lubrication system protect it from wear and contaminants. Regular replacement is essential for maintaining the helicopter's performance and safety.

Pros and Cons of Buying a Sikorsky S-61 (35-66226) Helicopter Liner Bearing

The Sikorsky S-61 helicopter is a popular choice in the aviation industry due to its versatility and reliability. One essential component of this helicopter is the liner bearing (P/N 35-66226), which plays a crucial role in ensuring the smooth operation of the rotor system. In this discussion, we will explore the pros and cons of purchasing a new or used Sikorsky S-61 liner bearing (P/N 35-66226).

Pros of buying a new Sikorsky S-61 liner bearing (P/N 35-66226):

1. Enhanced safety: A new liner bearing ensures optimal performance and reduced risk of failure, ensuring the highest level of safety for passengers and crew.

2. Improved efficiency: A new liner bearing operates at peak efficiency, translating to reduced fuel consumption and longer maintenance intervals.

3. Reliability: A new liner bearing is less likely to require immediate replacement, reducing downtime and maintenance costs.

4. Compliance with regulations: A new liner bearing ensures that the helicopter remains compliant with regulatory requirements, making it a valuable investment for operators.

Cons of buying a new Sikorsky S-61 liner bearing (P/N 35-66226):

1. Cost: The upfront cost of a new liner bearing can be substantial, potentially straining operating budgets.

2. Availability: New liner bearings may not always be readily available, leading to potential delays in maintenance and downtime.

Pros of buying a used Sikorsky S-61 liner bearing (P/N 35-66226):

1. Cost savings: Used liner bearings are typically less expensive than new ones, making them an attractive option for operators with limited budgets.

2. Availability: Used liner bearings are often more readily available, allowing for prompt replacement and minimizing downtime.

Cons of buying a used Sikorsky S-61 liner bearing (P/N 35-66226):

1. Unknown history: The previous use and maintenance history of a used liner bearing are unknown, potentially leading to uncertainty regarding its remaining lifespan and reliability.

2. Risk of failure: A used liner bearing may be more prone to failure, necessitating more frequent maintenance and replacement.

3. Compliance with regulations: The use of a used liner bearing may not always be compliant with regulatory requirements, potentially leading to additional costs and delays.

Conclusion:

When considering the purchase of a Sikorsky S-61 liner bearing (P/N 35-66226), operators must weigh the pros and cons of both new and used options. New bearings offer enhanced safety, improved efficiency, reliability, and compliance with regulations, but come with a higher upfront cost and potential availability issues. Used bearings provide cost savings and increased availability, but come with the risks associated with unknown history, potential for failure, and potential non-compliance with regulations.

Recommendation:

For operators prioritizing safety, efficiency, and regulatory compliance, the investment in a new Sikorsky S-61 liner bearing (P/N 35-66226) is recommended. For operators with limited budgets and a need for immediate replacement, a used bearing may be a viable option, provided they are aware of the potential risks and take appropriate steps to mitigate them. Regardless of the choice, it is essential that operators work with trusted suppliers to ensure the quality and reliability of the bearing.

Details:

Buyer receives 1 each Sikorsky Helicopter Liner Bearing P/N S6135-66226 New Surplus Packaging May Differ.

part #: s613566226 price

  • $67.50

specifications aviationpar:

  • brand: Sikorsky
  • mpn: S6135-66226
  • part type: Bearing Liner

general aviationpar:

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

seller aviationpar:

  • rating: 100.0%
  • city: Arcadia, Florida
  • # reviews: 10603

returns aviationpar:

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

payments aviationpar:

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  • credit card: Mastercard
  • wallet: Apple-pay

offer aviationpar:

  • best offers: True
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • started: March 9, 2026
  • quantity: 4

shipping aviationpar:

  • cost: $9.75
  • type: Fixed
  • transit: 3-7 Days
  • service: Standard
  • class: Standard
part type: bearing liner,
category: auto parts > aviation parts accessories > parts, sku: 21071340768795762,
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