0318913605 Malleable Iron Hex Locknut Class 150 MPN: 0318913605, SKU: G2907816 Product Details Hex Locknut, Pipe Fitting Material Malleable Iron, Fitting Schedule/Class Class 150, Pipe Size - Pipe Fitting 1-1/2 in, Fitting Connection Type FNPT, Standards UL: FM Approved: ASME B16.3, Max. Pressure Not For Pressure Service, Saturated Steam Pressure Not For Pressure Service, Hex Size 2 11/32 in, Temp. Range Not For Pressure Service About Us From floor to ceiling and front to back, Zoro is about you and the supplies you need to run your business. Since our humble beginnings with 20 employees in 2011, to our current staff of over 300 people, Zoro remains committed to one thing: making your job easier. We do this by providing an endless assortment of products, fast, free shipping (on orders over $75), no-hassle returns and outstanding service from people who care. Shop Zoro