501557 STZ Pipe Tee

Review STZ 1-1/4 Inch Black Pipe Tee

The STZ 501557 1-1/4 Inch Pipe Tee is a versatile plumbing component designed for use in various applications. This pipe tee is engineered to provide a seamless connection between three pipes, two of which are usually equal in size, while the third one is the tee.

This particular model has a thread connection, making it suitable for use in systems that employ threaded pipes. The 1-1/4 inch size designation refers to the nominal pipe size, which is the size of the pipe at its outside diameter when it is not under any pressure.

The pipe tee is manufactured from carbon steel, ensuring durability and strength. Carbon steel is a widely used material in plumbing applications due to its resistance to corrosion and its ability to withstand high pressure. The tee's surface is coated with zinc-rich primer and protected with a high-performance enamel coating to further enhance its resistance to corrosion.

The STZ 501557 1-1/4 Inch Pipe Tee is designed to meet the stringent requirements of ASME B16.9 and ANSI/ASME B16.11 standards. This guarantees that the pipe tee is manufactured to the highest quality standards and will provide reliable service in various applications.

The tee's threads conform to the ASME B1.20.1 standard, ensuring compatibility with other threaded plumbing components. The tee's threads are also tapered to provide a leak-free connection when used with the appropriate sealing compound.

The pipe tee's dimensions are as follows: the inlet and outlet pipes have an outside diameter of 1.635 inches, while the branch pipe has an outside diameter of 1.215 inches. The tee's overall height is 2.25 inches, and its width is 2.5 inches.

In conclusion, the STZ 501557 1-1/4 Inch Pipe Tee is a high-quality plumbing component designed to provide a reliable and leak-free connection between three pipes in various applications. Its carbon steel construction, compliance with industry standards, and protective coatings ensure durability and resistance to corrosion. Its tapered threads and compatibility with other threaded plumbing components make it a versatile addition to any plumbing system.

STZ 501557 1-1/4 inch pipe tees are essential fittings used in piping systems to connect pipes at an angle. Let's discuss some pros and cons of buying this pipe tee to help you make an informed decision.

1. Durability: STZ 501557 pipe tees are made of cast iron, making them sturdy and long-lasting. They can withstand high pressure and temperature, making them suitable for industrial applications.

2. Leak-free: The cast iron material and the threaded connections ensure a tight seal, preventing leaks and minimizing the risk of damage to surrounding structures or the environment.

3. Versatile: Pipe tees are versatile fittings that can be used in various piping configurations, such as branch connections, laterals, and cross connections.

4. Easy to install: The threaded connections on STZ 501557 pipe tees make them easy to install without the need for welding or other complex joining methods.

1. Weight: Cast iron pipe tees are heavy compared to other materials like PVC or brass. This can make transportation and installation more challenging and labor-intensive.

2. Cost: Cast iron pipe tees are more expensive than other materials due to their durability and superior strength. This can increase the overall cost of the piping system.

3. Rust and corrosion: Cast iron is susceptible to rust and corrosion, especially in harsh environments. This can reduce the lifespan of the pipe tee and require frequent maintenance or replacement.

STZ 501557 1-1/4 inch pipe tees offer several advantages, including durability, leak-free performance, versatility, and ease of installation. However, they also have some disadvantages, such as weight, cost, and susceptibility to rust and corrosion.

If you are working in a harsh environment or require a lightweight and cost-effective solution, you may want to consider other materials like PVC or brass. However, if you need a strong and reliable piping system that can withstand high pressure and temperature, cast iron pipe tees like STZ 501557 are an excellent choice.

If you are looking for a durable and reliable piping solution for industrial applications, I would recommend considering STZ 501557 1-1/4 inch pipe tees made of cast iron. Despite their weight, cost, and susceptibility to rust and corrosion, the benefits they offer in terms of strength, leak-free performance, and versatility make them a worthwhile investment. However, if you have specific requirements that make other materials more suitable, be sure to consider those factors carefully before making your final decision.

Details:

1-1/4 black equal tee. Black pipe tee - 501557: when selecting gas pipe for your home Stz and fittings are the way to go. UPS threads for compatibility with other project materials such as lamp parts, valves, extra. Fittings, nipples, and pipe come in an array of sizes to meet your homes gas, air, LP needs.

Not for use in underground applications.: 1-1/4 in. Use for above ground gas, LP and air applications. Pressure tested directly at the factory.

Ul and FM listed. Can also be used for DI pipe projects, preparation materials not included. Rated at maximum 300 psi 150 f or. Not for use with potable drinking water.

Our durable black iron fittings are pressure tested at the factory.

specifications pipehosefit:

• brand: Stz
• mpn: 501557
• part type: Pipe Tee

general pipehosefit:

• category: Business & Industrial > Adapters > Pipe Hose > Threaded Fittings

shipping pipehosefit:

• service: economy int'l postage
• class: economy
• transit: 12-18 days
• type: fixed

seller pipehosefit:

• rating: 98.4%
• city: mountain top, pa
• # reviews: 13156

returns pipehosefit:

• paid by: buyer
• policy: returns accepted
• time: 30 days

offer pipehosefit:

• price: $18.72
• item condition: New
• options: ship-to-home
• sold #: 14
• started: august 28, 2025
• availability: in stock

payments pipehosefit:

• credit card: mastercard
• wallet: google-pay