3/4 In. Fip Galvanized Malleable Iron Lock Nut - Model 311upln-34

Introducing the STZ Industries 3/4 in. FIP X 3/4 in. D FIP Galvanized Malleable Iron Lock Nut, now available at Crookston True Value in Crookston, MN. This essential plumbing component is designed to provide a secure and reliable connection for your gas and water piping systems. Crafted from durable galvanized malleable iron, this lock nut is perfect for both residential and light industrial applications, ensuring that your plumbing projects are completed with confidence and efficiency.

• Lead-Free Construction: This lock nut is made from lead-free materials, making it safe for use in potable water applications.


• Durable Material: Constructed from galvanized malleable iron, this lock nut is built to withstand high pressure and temperature, rated for a maximum pressure of 300 psi at 150°F.


• Versatile Compatibility: Designed with a 3/4 inch Female Iron Pipe (FIP) connection on both ends, making it suitable for various plumbing and heating applications.


• Factory Tested: Each lock nut is hydrostatically tested to ensure reliability and performance, providing peace of mind for your plumbing needs.


• Easy Installation: The straightforward design allows for quick and easy installation, making it an ideal choice for both professionals and DIY enthusiasts.

Imagine tackling your plumbing projects in Crookston with the assurance that your connections are secure and leak-free. Whether you are installing new gas lines or upgrading your water supply system, the STZ Industries lock nut is a crucial component that ensures the integrity of your plumbing setup. Its robust construction and reliable performance make it a favorite among contractors and homeowners alike.



In conclusion, the STZ Industries 3/4 in. FIP X 3/4 in. D FIP Galvanized Malleable Iron Lock Nut is an indispensable part of your plumbing toolkit. With its lead-free construction and high-pressure rating, this lock nut is designed to meet the demands of both residential and light industrial applications. Don't compromise on quality—choose the best for your plumbing projects by getting yours today at Crookston True Value in Crookston, MN.