3M™ 054007-34457 8420 Cold Shrink Connector Insulator, 30.1 mm Min Dia, 13.9 mm Dia, 1400 PSI Tensile, EPDM Rubber Insulation

3M™ Cold Shrink Connector Insulators 8420 and 8430 Series are designed using 3M's proprietary cold shrink delivery system. Products are supplied prestretched on a removable core for efficiency and ease of installation. Removal of the core (unwinding) after positioning the splice allows the product to shrink into position forming a moisture-tight seal. The live memory action of the specially formulated EPDM material promotes a permanent, durable environmental seal and insulation.