AEROQUIP 155S4-16D Coupling Half Disconnect Airplane 155-S2-4D T28

( Brand: Aeroquip ), ( Manufacturer Part Number: 155S4-16D )

Review AEROQUIP Coupling Half Quick Disconnect Airplane Part T28 Cessna

The Aeroquip 155S4-16D is a 155 series, Type S2, 4-bolt disconnect coupling half designed for use in the pneumatic systems of various aircraft models, with a specific application being the T28 Cessna. This coupling is manufactured by Aeroquip, a well-known and reputable brand in the aviation industry, known for their high-quality fluid transfer solutions.

The 155S4-16D coupling is a disconnect type, which means it is designed to allow for easy separation of the hoses or tubing connected to it, making it an excellent choice for applications where maintenance or servicing is required frequently. The 4-bolt design of this coupling ensures a robust and secure connection, while also enabling easy disconnection through the use of a wrench or other suitable tool.

The outer body of the 155S4-16D coupling is constructed from 303 stainless steel, providing excellent resistance to corrosion, wear, and other environmental factors that can impact the performance and longevity of the component. The internal components, including the seals and o-rings, are made from materials specifically designed for use in high-pressure pneumatic applications, ensuring a leak-free and reliable seal.

This coupling is suitable for use in applications where the maximum operating pressure is 3000 psi (210 bar), and the operating temperature ranges from -65 F to 250 F (-54 C to 121 C). The 155S4-16D is interchangeable with other Aeroquip 155 series couplings, such as the 155S2-4D and 155S6-16D, making it a versatile component for use in various aircraft models and configurations.

In summary, the Aeroquip 155S4-16D is a high-performance, 4-bolt disconnect coupling half designed for use in the pneumatic systems of aircraft, such as the T28 Cessna. Its robust construction from 303 stainless steel, reliable sealing capabilities, and easy disconnect feature make it an excellent choice for applications requiring frequent maintenance or servicing.

Pros and Cons of Buying Aeroquip 155s4-16d 155-s2-4d Coupling Half Disconnect for a Cessna T28 Airplane

a. Durability: Aeroquip is a well-known brand renowned for producing high-quality aviation components. These couplings are designed to withstand the rigors of aviation use and provide reliable service.

b. Compatibility: These couplings are specifically designed for use with Cessna T28 airplanes, ensuring a precise fit and proper function.

c. Safety: The disconnect feature allows for easier maintenance and inspections, reducing the risk of accidents caused by couplings that are difficult to disconnect.

d. Fuel Efficiency: Properly functioning fuel couplings help maintain optimal fuel delivery, which can lead to improved fuel efficiency and reduced operating costs.

a. Cost: Aeroquip products are generally more expensive than some alternative brands. However, the increased cost may be justified by the added durability and reliability.

b. Availability: These specific couplings may not be readily available at all aviation supply stores or online retailers, requiring additional time and effort to locate and purchase.

c. Installation: Installing these couplings may require specialized tools and knowledge, potentially adding to the overall cost and time investment.

The Aeroquip 155s4-16d 155-s2-4d Coupling Half Disconnect is a high-quality aviation component designed for use with Cessna T28 airplanes. While the cost and availability may be drawbacks, the durability, compatibility, safety, and potential fuel efficiency benefits make this an attractive option for those seeking reliable and efficient aircraft fuel couplings.

If you are in the market for a new fuel coupling for your Cessna T28 airplane, consider investing in the Aeroquip 155s4-16d 155-s2-4d Coupling Half Disconnect. Although it may come with a higher cost and require some additional effort to locate and install, the long-term reliability and safety benefits make it a worthwhile investment.

Details:

I combine shipping. Aeroquip 155 coupling half 4D means 1/4 tube aluminum fitting.

part #: 155s416d prices

• $49.00-$350.00

specifications aviationpar:

• for makes: Cessna
• brand: Aeroquip
• mpn: 155s4-16d

seller aviationpar:

• # reviews: 18372
• rating: 99.9%
• city: Portland, Oregon

returns aviationpar:

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

payments aviationpar:

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

general aviationpar:

• condition: Used
• Parts Accessories > Aviation Parts Accessories > Parts

shipping aviationpar:

• class: Standard
• service: USPS Ground Advantage
• cost: $4.50
• type: Fixed
• transit: 4-8 Days
• carrier: USPS

offer aviationpar:

• sold: 0
• started: March 29, 2026
• availability: In Stock
• quantity: 2
• options: Ship-to-home

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