CES-3 Cable Entry Seal Seal Type: O-Ring Cable Entry Seal Material: Nylon Polyolefin Number of Branches & Legs: 1 Expanded Inside Diameter (Min): 28.4 mm Expanded Inside Diameter (Min): 1.12 in O-Ring Nylon 1 | Cable Entry Seal | Part Number: CES-3 | Internal Number: 912229-001 | Alias Number: 3-1197084-1 | 28.4 mm | TE Connectivity