STZ Industries 3/4 in. FIP each X 3/4 in. D FIP Galvanized Malleable Iron Lock Nut

LDR 311 LN-34 Galvanized Locknut, 3/4-Inch. The malleable pipe galvanized fittings manufactured by LDR are compliant with ASTM A197, ASME B 16.3, B16.14, B16.39, B1.20.1 and A-153 for material, dimensions and threading. All of LDR's galvanized products are lead free, containing no more than the 0.25% maximum lead content allowed by federal law for any item designed to carry water for human consumption. All fittings are FM and UL certified and 100% pressured tested. The zinc coating is applied by hot dipped process. The galvanized finish helps resist rust in water, air and steam applications. Hydrostatic tested and protected from corrosion with varnish. LDR has been the leader in manufacturing high quality kitchen, bath, plumbing and related products to the home improvement industry for over 75 years.