362639 SERVICE SUPPLY Cup Steel Expansion Plugs

Review SERVICE SUPPLY Two Deep Cup Steel Expansion Plugs 1-1/8 Inch Usa

Introducing our top-notch 362639 Cup Steel Expansion Plugs, designed for reliable and efficient water heater installation or maintenance. These expansion plugs are essential components that allow the water heater tank to expand and contract safely, accommodating the thermal pressure changes that occur during its operation.

The 1-1/8 inch size of these expansion plugs is suitable for various water heater models, making them a versatile addition to your toolkit or inventory. Each plug is meticulously crafted from superior quality, heavy-duty steel, ensuring durability and resistance to corrosion.

The unique expansion plug design includes a cup washer, which facilitates the expansion and contraction process by allowing water to flow in and out of the tank, preventing excessive pressure buildup. The cup washer is also designed with a specific taper that ensures a tight seal when the plug is installed, minimizing the potential for water leaks.

These expansion plugs are easy to install, thanks to their threaded design and the inclusion of a hexagonal nut on each plug. The hexagonal nut enables users to securely tighten the plug with a wrench, ensuring a secure fit and maximum watertightness.

The 362639 Cup Steel Expansion Plugs from our brand are a must-have for plumbers, DIY enthusiasts, and water heater technicians. They are designed to provide optimal performance and longevity, ensuring that your water heater operates at its best, providing you with consistent hot water supply.

In summary, our 362639 Cup Steel Expansion Plugs are high-quality, versatile, and easy-to-install components that are essential for water heater installation and maintenance. Their heavy-duty steel construction and unique expansion plug design make them a reliable and long-lasting solution for accommodating thermal pressure changes while maintaining watertightness.

Cup steel expansion plugs, with the part number 362639 and a size of 1-1/8 inches, are used in various heating systems for expanding as water heats up. Here are some pros and cons of buying these plugs:

1. Durability: Cup steel expansion plugs are known for their durability and long service life. They can withstand high temperatures and pressures, making them a reliable choice for heating systems.

2. Easy Installation: These plugs are relatively easy to install, and they do not require any special tools or skills. They can be installed by homeowners or professionals with minimal effort.

3. Cost-Effective: Compared to other types of expansion plugs, such as stainless steel or brass plugs, cup steel plugs are generally more affordable.

4. Corrosion Resistance: Cup steel expansion plugs have good corrosion resistance, which makes them suitable for use in environments with high water mineral content or acidic water.

1. Limited Temperature Range: Cup steel expansion plugs have a relatively limited temperature range compared to other types of plugs. They are not recommended for use in systems that operate at very high temperatures or pressures.

2. Vulnerability to Calcium Buildup: These plugs can be susceptible to calcium buildup, which can reduce their effectiveness and eventually lead to leaks. Regular maintenance and descaling can help mitigate this issue.

3. Potential for Galling: During installation or removal, cup steel expansion plugs can experience galling, which is the welding of metal surfaces together. This can make it difficult to remove the plugs in the future, requiring the use of specialized tools or even replacement.

In conclusion, cup steel expansion plugs with part number 362639 and a size of 1-1/8 inches can be a cost-effective and reliable choice for heating systems with moderate temperatures and pressures. However, they have some limitations, such as a relatively limited temperature range, vulnerability to calcium buildup, and potential for galling during installation or removal. It is essential to consider these factors when deciding whether to purchase these plugs for your heating system. If your system operates at very high temperatures or pressures, or if you are concerned about calcium buildup or galling, you may want to consider other types of expansion plugs, such as stainless steel or brass plugs.

Details:

New old stock.

specifications engineblocksam:

• brand: Service Supply
• mpn: 362639
• type: Expansion Plug
• country/region of manufacture: United States

returns engineblocksam:

• policy: no returns

shipping engineblocksam:

• type: fixed
• service: standard
• transit: 3-9 days
• class: standard

seller engineblocksam:

• rating: 99.8%
• # reviews: 14090
• city: shiner, texas

general engineblocksam:

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

offer engineblocksam:

• started: july 23, 2025
• options: ship-to-home
• availability: in stock
• sold #: 15
• in stock #: 1
• price: $11.50
• item condition: New other (see details)

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