Protection Shield Finish Pre-Galvanized For Insulation Outside Diameter 8.6 in Insulation Thickness Range 1 in to 1 1/2 in Material Steel Maximum Operating Temperature 150 Degrees F Minimum Operating Temperature -32 Degrees F Mount Type Clevis Hanger Overall Length 18 in For Pipe Size 5 in to 6 in Standards ANSI/MSS SP-69 Federal Specification A-A-1192A Type 40 MSS SP-58 Type 40 WW-H-171-E Type 41 Application Outside of Foam or Fiber Glass Insulation