HEAT SHRINK TUBING RED POLYOLEFIN 2:1 100FT ROLL 3/16″ ID 4.7625 mm HST316R HST316R -3/16" ID - 4.7625 mm - 100 Ft. R OLL - Shrinks 50% of original size. HEAT SHRINK TUBING - R ED POLYOLEFIN 2:1 - THERMOSLEEVE HST SERIES. The product is UL recognized at 600V and the file No is E180908. byJuly 4, 2026