U Bolt; Applicable Standard ASME B31.1, WW-H-171 Type 24, MSS-SP-69 Type 24, BSPSS-BS3974; Type Round Bend; Inside Width 6-3/4"; Nominal Diameter 5/8"; Thread Length 3-3/4"; Center Distance 7-3/8"; Material Carbon Steel; Finish Black; Capacity 4320 Lb at 650 Deg F, 3382 Lb at 750 Deg F; Pipe Size 6"; Includes (4) Hex Nut; Tangent Length 6-1/8"; Application Commercial, Industrial, Pharmaceutical, Petrochemical, Hospital; Weight 2 Lb; Packaging Quantity 20 per Box; Warranty 1 Year Limited