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DOUGLAS 4919-SA107A-34 Nos Liftmaster Propellor Synchronizer C-118 Control Rod

4919-sa107a-34 Douglas Nos C-118 Liftmaster Propellor Synchronizer Control Rod

( Brand: Douglas ), ( Manufacturer Part Number: 4919-SA107A-34 ), ( Part Type: Control Propellor Rod )

Review DOUGLAS Nos Liftmaster Propellor Synchronizer Control Rod

Introducing the Douglas 4919-SA107A-34 NOS C-118 LiftMaster Propeller Synchronizer Control Rod, a crucial component for maintaining optimal performance in your marine propulsion system. This control rod is designed specifically for the Douglas Marine Propeller Synchronizer System, which is renowned for its efficiency and reliability in synchronizing the rotation of multiple propellers to reduce vibration and improve overall boat performance.

The Douglas 4919-SA107A-34 NOS C-118 LiftMaster Propeller Synchronizer Control Rod is a precision-engineered part, manufactured from high-quality materials to ensure durability and resistance to the harsh marine environment. Its robust construction includes a hardened steel rod, coated with a corrosion-resistant finish, and rubber mounts to absorb vibrations and reduce noise.

This control rod is an essential part of the synchronizer system, as it facilitates the transmission of hydraulic pressure from the LiftMaster control unit to the synchronizer cylinders, ensuring that the propellers rotate at the same speed and angle. The design of this rod allows for smooth and efficient operation, minimizing the risk of damaging the propellers or the boat's hull due to propeller misalignment.

The Douglas 4919-SA107A-34 NOS C-118 LiftMaster Propeller Synchronizer Control Rod is easy to install, with a straightforward connection process that does not require extensive mechanical knowledge or specialized tools. It is also compatible with various LiftMaster control units, making it a versatile and adaptable solution for a wide range of marine applications.

In summary, the Douglas 4919-SA107A-34 NOS C-118 LiftMaster Propeller Synchronizer Control Rod is a high-performance, reliable, and durable component that is essential for optimizing the performance of marine propulsion systems with multiple propellers. Its robust construction, easy installation, and compatibility with various LiftMaster control units make it an ideal choice for boat owners and operators seeking to minimize vibration, improve efficiency, and extend the life of their propellers and equipment.

Douglas D4919-SA107A-34 Nos C-118 Liftmaster Propeller Synchronizer Control Rod: A Comprehensive Analysis

Introduction:

The Douglas D4919-SA107A-34 Nos C-118 Liftmaster Propeller Synchronizer Control Rod is a critical component in the operation of certain aircraft engines. This part helps to synchronize the propeller blades, ensuring they rotate at the same speed to improve engine performance and efficiency. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this Douglas control rod.

Advantages:

1. Improved Engine Performance: The primary advantage of this control rod is its role in optimizing engine performance. By synchronizing the propeller blades, the engine operates more efficiently, which can lead to better fuel economy and reduced maintenance costs.

2. Enhanced Safety: A properly functioning synchronizer control rod is essential for safe aircraft operation. Misalignment or imbalance of the propeller blades can lead to engine damage or potential catastrophic failure, putting the crew and passengers at risk.

3. OEM Part: Purchasing an OEM (Original Equipment Manufacturer) part like the Douglas D4919-SA107A-34 Nos C-118 Liftmaster Propeller Synchronizer Control Rod assures that the part is built to the exact specifications and standards of the aircraft manufacturer, ensuring compatibility and reliability.

Disadvantages:

1. Cost: The price point for OEM parts like the Douglas control rod can be significantly higher than aftermarket alternatives. This may deter some buyers, especially for older aircraft or those with limited budgets.

2. Availability: Depending on the specific aircraft model and the availability of the part from the OEM or authorized distributors, there might be a waiting period for the part to be shipped and installed.

Conclusion:

In conclusion, the Douglas D4919-SA107A-34 Nos C-118 Liftmaster Propeller Synchronizer Control Rod is a crucial component in maintaining optimal engine performance and ensuring aircraft safety. While the cost of an OEM part may be a disadvantage, the benefits of reliability, compatibility, and improved safety are well worth the investment for aircraft operators.

Recommendation:

We recommend that aircraft operators and maintenance personnel prioritize the use of OEM parts like the Douglas control rod when performing engine repairs or upgrades. While the cost may be higher initially, the long-term benefits in terms of improved performance, safety, and reduced maintenance costs make it a wise investment. When sourcing the part, it's essential to work with reputable OEM distributors or authorized dealers to ensure the authenticity and quality of the part.

Details:

These are yellow tagged by the USAF, LOC F1-A3S-B1-S4-C1 Box 6 NOS USGI surplus.

part #: 4919sa107a34 prices

  • $28.75-$201.19

specifications aviationpar:

  • brand: Douglas
  • mpn: 4919-sa107a-34
  • part type: Control Propellor Rod

general aviationpar:

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

offer aviationpar:

  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • availability: In Stock
  • quantity: 3
  • started: December 2, 2025

shipping aviationpar:

  • carrier: FedEx, USPS
  • service: FedEx Ground / FedEx Home Delivery, USPS Priority Mail, USPS Ground Advantage
  • class: Standard, Expedited
  • type: Calculated
  • transit: 4-9 Days
  • cost: $18.14

returns aviationpar:

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

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seller aviationpar:

  • city: Ogden, Utah
  • # reviews: 12211
  • rating: 98.3%
part type: control propellor rod,
category: auto parts > aviation parts accessories > parts, sku: 18756797092619791,
Douglas 4919-SA107A-34 Is Similar To:
aviationpar logo
5 offers $28.75–$201.19 USD
  • New. Offer #1 priced at $90.44 + $13.05 shipping estimate = $103.49* total. NOS USGI surplus.+$13.05 shipping
  • Used. Offer #2 priced at $201.19 + $83.15 shipping estimate = $284.34* total. Section 9: Electrical system. Douglas USAF Model A Aircraft Organizational Maintenance.+$83.15 shipping
  • Used. Offer #3 priced at $28.75 + $16.45 shipping estimate = $45.20* total. Pneudraulics Circuits. McDonnell Douglas USAF Model A Section IX Electrical T.+$16.45 shipping
  • Used. Offer #4 priced at $86.25 + $19.60 shipping estimate = $105.85* total. Section VIII: Crew Duties. Douglas Navy Models B, V B USAF Series A Aircraft Flight Handbook.+$19.60 shipping
  • Used. Offer #5 priced at $85.00 + $24.80 shipping estimate = $109.80* total. This is out of a Douglas and DC-6, possibly C-54 and other aircraft.+$24.80 shipping

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