U Bolt; Applicable Standard ASME B31.1, WW-H-171 Type 24, MSS-SP-69 Type 24, BSPSS-BS3974; Type Round Bend; Inside Width 3-5/8"; Nominal Diameter 1/2"; Thread Length 3"; Center Distance 4-1/8"; Material Carbon Steel; Finish Electrogalvanized; Capacity 2700 Lb at 650 Deg F, 2114 Lb at 750 Deg F; Pipe Size 3"; Includes (4) Hex Nut; Tangent Length 4"; Application Commercial, Industrial, Pharmaceutical, Petrochemical, Hospital; Weight 0.78 Lb; Packaging Quantity 50 per Box; Warranty 1 Year Limited