362747 SERVICE SUPPLY Cup Expansion Plugs

Review SERVICE SUPPLY Two Deep Cup Expansion Plugs 20mm 20.12mm

Introducing our top-quality 362747 Cup Expansion Plugs, specifically designed for water and heating systems with a 20mm or 20.12mm entry point. These expansion plugs are meticulously engineered to ensure reliable and efficient performance in various applications.

Our expansion plugs are made from premium materials, providing exceptional durability and resistance to corrosion. The body of the plug is constructed from brass, a material known for its superior strength and resistance to wear and tear. The internal components, including the sealing washer and O-ring, are made from high-quality elastomer materials that ensure a tight seal and prevent leaks.

The expansion plugs feature a cup design that allows for thermal expansion and contraction of the water inside the system. This design helps prevent damage to the system caused by excessive pressure build-up or vacuum formation. The plugs are also equipped with a threaded connection, enabling easy installation and removal.

The 362747 Cup Expansion Plugs are suitable for use in both hot and cold water systems, making them a versatile addition to any plumbing project. Their compact size and universal application make them an essential component for plumbers, contractors, and DIY enthusiasts.

Installation of the expansion plugs is straightforward, and they can be used in place of standard plugs to accommodate thermal expansion. These plugs are ideal for use in heating systems, hot water cylinders, and other applications where water pressure and temperature fluctuations occur.

In summary, our 362747 Cup Expansion Plugs offer superior performance, durability, and reliability. Their unique design allows for thermal expansion and contraction, preventing damage to the system and ensuring efficient operation. Whether you're a professional plumber or a DIY enthusiast, these expansion plugs are an essential addition to your toolbox.

Cup expansion plugs, also known as thermal expansion plugs or thermostat plugs, are essential components in cooling systems that prevent coolant from entering the engine when the temperature drops. These plugs come in various sizes, and the specific model number 362747, which is 20mm in size and has a range of 20.12mm, is commonly used in automotive applications. Here are some pros and cons of buying these plugs.

1. Ensures Proper Functioning: A faulty expansion plug can cause coolant to leak into the engine, leading to costly repairs and potential engine damage. Replacing the plugs regularly ensures that the cooling system functions properly and efficiently.

2. Prevents Engine Damage: Coolant leakage can cause significant damage to the engine, especially in extreme temperatures. By replacing the expansion plugs as recommended, you can prevent such damage and prolong the life of your engine.

3. Easy to Install: These plugs are relatively easy to install, and the process usually does not require any specialized tools or mechanical expertise.

4. Affordable: The cost of these plugs is generally low, making them an affordable investment for maintaining the overall health of your cooling system and engine.

1. Frequent Replacement: Expansion plugs typically need to be replaced every few years or as recommended by the vehicle manufacturer. The frequency of replacement can add up over time, making it an ongoing expense.

2. Risk of Over-tightening: Over-tightening the plugs can damage the gasket or thread, leading to coolant leaks and potential engine damage. Proper installation techniques and torque specifications must be followed to ensure a successful installation.

3. Limited Lifespan: The materials used in manufacturing expansion plugs have a finite lifespan, and they will eventually wear out, necessitating replacement.

In conclusion, cup expansion plugs, including the 362747 model, play a critical role in the proper functioning and longevity of automotive cooling systems and engines. While they require regular replacement, the benefits of maintaining these components outweigh the costs. By investing in high-quality expansion plugs and following proper installation procedures, you can ensure the efficient and effective operation of your cooling system and engine.

It is recommended to replace the expansion plugs as per the vehicle manufacturer's recommended schedule or when you notice signs of coolant leakage. When purchasing these plugs, consider buying from a reputable brand with a proven track record of producing high-quality components. Additionally, always follow the installation instructions carefully to avoid potential issues and ensure a successful installation.

Details:

New old stock.

specifications engineblocksam:

• brand: Service Supply
• mpn: 362747
• type: Expansion Plug
• country/region of manufacture: United States

payments engineblocksam:

• credit card: discover
• other
• wallet: google-pay

offer engineblocksam:

• availability: in stock
• options: ship-to-home
• in stock #: 1
• started: july 22, 2025
• price: $11.98
• item condition: New other (see details)
• sold #: 15

seller engineblocksam:

• city: shiner, texas
• # reviews: 14086
• rating: 99.8%

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

shipping engineblocksam:

• service: standard
• type: fixed
• class: standard
• transit: 3-8 days

returns engineblocksam:

• policy: no returns