General description Light Duty Flame Retardant Anti-Vibration Rubber Lined U-bolt designed for 50 mm nominal bore (NB) pipes, featuring a 61 mm inner diameter (ID). This U-bolt is made from galvanised mild steel and includes two nuts on each leg, ensuring secure installation and durability. Technical specifications NB: 50 mm Pipe O/D: 60.3 mm B: 43.5 mm C: 55 mm F: 90 mm G (Thread Size): 10 mm K: 75 mm X: 61 mm D*A (backing pad): 25*10 mm Tolerance on dimensions: +/- 1 mm Material: Galvanised Mild Steel Flame Retardant Rubber Other information Material for sleeve and pad: Railway Grade Silicone 80sh, postcured for minimum 4 hours at 200°C Shore A hardness: 80 Tensile strength: 10.0 N/mm² Elongation: 420% Tear strength: 26 B N/mm Specific gravity: 1.22 Working temperature range: -40°C to +200°C Smoke density: 0.005 m²/g Flammability temperature index: 352°C Toxic flame emission: 0.12 Dielectric strength: approx 24 KV/mm Dielectric constant at 1 MHz: approx 2.9 Dissipation factor at 1