The CES-3 is a heat-shrinkable Cable Entry Seal made of flame retardant polyolefin. It provides a watertight, fume-tight seal where cables enter connection boxes, bulkheads or other enclosures. This standard seal features thin-wall enclosures consists of a three-part assembly - a rigid plastic nylon nut, an O-ring and a heat-shrinkable molded area. It is available with the molded area configured with one opening for a single wire or cable entry or with two, three or four legs of equal size to seal multiple wires or cables at the entry to enclosures and/or bulkheads. To meet sealing requirements, It has factory-applied adhesive that provides the seal to wire and cable jackets.
Seals multicable openings
Seals per U.S. coast guard HQ 3774 in wet, dry and corrosive locations