Special Order: CES-2-T1B Seal Type: O-Ring Primary Product Material: Nylon Polyolefin Number of Branches & Legs: 3 Expanded Inside Diameter (Min): 15.3 mm Expanded Inside Diameter (Min): .6 in O-Ring Nylon 3 | Cable Entry Seal | Part Number: CES-2-T1B | Internal Number: CM0413-000 | 15.3 mm | TE Connectivity