SIKORSKY S6165-20211 Nos Fitting Cap Linear Helicopter S-61

( Brand: Sikorsky ), ( Manufacturer Part Number: S6165-20211 ), ( Part Type: Fitting Cap Linear )

Review SIKORSKY Nos Fitting Cap Linear S-61 Helicopter

The Sikorsky S-61N (61-20211) Fitting Cap for the Lineman's Hoist is an essential component of the Sikorsky S-61 helicopter's maintenance and safety system. This fitting cap is designed to securely attach to the lineman's hoist, providing a reliable connection point for ground personnel during helicopter loading and unloading operations.

The Sikorsky S-61N Fitting Cap is manufactured from high-strength aluminum alloy, ensuring durability and resistance to corrosion. Its surface is finished with a protective anodizing coating that provides an attractive appearance and adds an extra layer of protection against the elements.

The cap features a circular design with a diameter of approximately 28 inches (711.2 cm), allowing it to fit securely over the lineman's hoist drum. The cap's top surface is flat and smooth, providing a stable platform for attaching the hoist's load hooks or shackles. The bottom surface of the cap is threaded, allowing it to be securely fastened to the helicopter's hoist using the included fasteners.

The Sikorsky S-61N Fitting Cap is designed to meet the rigorous requirements of helicopter operations. It is subjected to extensive testing to ensure that it can withstand the stresses and loads encountered during hoisting operations. This testing includes tensile strength testing, fatigue testing, and environmental testing to ensure the cap's durability and reliability in various operating conditions.

In addition to its functional benefits, the Sikorsky S-61N Fitting Cap is also designed with safety in mind. Its secure attachment to the helicopter's hoist reduces the risk of the cap coming loose during operations, ensuring the safety of ground personnel and helicopter occupants.

Overall, the Sikorsky S-61N Fitting Cap for the Lineman's Hoist is an essential component of the S-61 helicopter's maintenance and safety system. Its high-strength aluminum alloy construction, protective anodizing coating, and rigorous testing ensure that it is durable, reliable, and safe for use in helicopter operations.

Buying a Sikorsky S-61 helicopter with part number 65-20211, which is a NOS (New Old Stock) fitting cap for the linear actuator, involves considering several pros and cons before making a decision.

1. Availability: NOS parts are original equipment manufacturer (OEM) parts that have been newly manufactured and have never been installed on an aircraft. They offer the assurance of authenticity and compatibility with the helicopter.

2. Quality: OEM parts are designed and manufactured to meet the original specifications and quality standards of the aircraft manufacturer. This can result in improved reliability and performance.

3. Long-term savings: While the upfront cost of an OEM part may be higher than aftermarket alternatives, the potential for reduced maintenance and repair costs over the life of the helicopter can make the investment worthwhile.

1. Cost: The price of an OEM part like the Sikorsky S-61 helicopter part number 65-20211 can be significantly higher than aftermarket alternatives. This can be a barrier to entry for some operators.

2. Lead time: The availability of NOS parts can be unpredictable, and it may take longer to receive the part than with aftermarket options. This can impact operational readiness.

3. Limited availability: Not all parts are available as NOS, and some may only be available as aftermarket alternatives. This can limit the ability to use NOS parts for comprehensive maintenance and repairs.

The decision to buy a Sikorsky S-61 helicopter with part number 65-20211, a NOS fitting cap for the linear actuator, depends on several factors. Operators who prioritize authenticity, compatibility, and long-term savings may find the investment worthwhile. However, those with budget constraints or time sensitivity may opt for aftermarket alternatives. It is essential to consider the specific operating requirements and priorities of the helicopter to make an informed decision.

Before making a purchase decision, consider conducting a thorough market analysis to assess the availability, cost, and lead time of both OEM and aftermarket options. Consult with industry experts, maintenance providers, and other operators to gain insights into their experiences with NOS and aftermarket parts. Ultimately, the decision should be based on a careful evaluation of the specific needs and priorities of the helicopter operation.

Details:

LOC F1-A2S-B2-S4-C6: NOS USGI surplus.

part #: s616520211 price

• $39.99

specifications aviationpar:

• brand: Sikorsky
• mpn: S6165-20211
• part type: Fitting Cap Linear

returns aviationpar:

• policy: Returns Accepted
• paid by: Buyer
• time: 14 Days

seller aviationpar:

• city: Ogden, Utah
• # reviews: 11400
• rating: 98.3%

payments aviationpar:

• other
• wallet: Google-pay
• credit card: Diners-club

offer aviationpar:

• quantity: 2
• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: July 29, 2025
• best offers: True

shipping aviationpar:

• carrier: FedEx, USPS
• class: Standard, Expedited
• type: Calculated
• transit: 4-10 Days
• cost: $18.08
• service: FedEx Ground or FedEx Home Delivery, USPS Ground Advantage, USPS Priority Mail

general aviationpar:

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

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